Changes between Initial Version and Version 1 of Ticket #16375


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Timestamp:
Nov 26, 2024, 9:34:55 AM (12 months ago)
Author:
Eric Pettersen
Comment:

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  • Ticket #16375

    • Property Component Unassigned → DICOM
    • Property Owner set to Zach Pearson
    • Property Platform → all
    • Property Project → ChimeraX
    • Property Status new → assigned
    • Property Summary ChimeraX bug report submission → 'Segmentation' object has no attribute 'data'

  • Ticket #16375 – Description

    initial v1  
    27522752See log for complete Python traceback. 
    27532753 
    2754 Traceback (most recent call last): 
    2755 File "D:\ChimeraX 1.8\bin\Lib\site-
    2756 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    2757 mouseMoveEvent 
    2758 self.moveSegmentationPuck(x, y, record_seg=False) 
    2759 File "D:\ChimeraX 1.8\bin\Lib\site-
    2760 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    2761 moveSegmentationPuck 
    2762 drawing_origin = self.drawingOrigin() 
    2763 ^^^^^^^^^^^^^^^^^^^^ 
    2764 File "D:\ChimeraX 1.8\bin\Lib\site-
    2765 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2766 return self.drawingParentVolume().data.origin 
    2767 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2768 AttributeError: 'NoneType' object has no attribute 'data' 
    2769  
    2770 AttributeError: 'NoneType' object has no attribute 'data' 
    2771  
    2772 File "D:\ChimeraX 1.8\bin\Lib\site-
    2773 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2774 return self.drawingParentVolume().data.origin 
    2775 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2776  
    2777 See log for complete Python traceback. 
    2778  
    2779 Traceback (most recent call last): 
    2780 File "D:\ChimeraX 1.8\bin\Lib\site-
    2781 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    2782 mouseMoveEvent 
    2783 self.moveSegmentationPuck(x, y, record_seg=False) 
    2784 File "D:\ChimeraX 1.8\bin\Lib\site-
    2785 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    2786 moveSegmentationPuck 
    2787 drawing_origin = self.drawingOrigin() 
    2788 ^^^^^^^^^^^^^^^^^^^^ 
    2789 File "D:\ChimeraX 1.8\bin\Lib\site-
    2790 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2791 return self.drawingParentVolume().data.origin 
    2792 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2793 AttributeError: 'NoneType' object has no attribute 'data' 
    2794  
    2795 AttributeError: 'NoneType' object has no attribute 'data' 
    2796  
    2797 File "D:\ChimeraX 1.8\bin\Lib\site-
    2798 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2799 return self.drawingParentVolume().data.origin 
    2800 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2801  
    2802 See log for complete Python traceback. 
    2803  
    2804 Traceback (most recent call last): 
    2805 File "D:\ChimeraX 1.8\bin\Lib\site-
    2806 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    2807 mouseMoveEvent 
    2808 self.moveSegmentationPuck(x, y, record_seg=False) 
    2809 File "D:\ChimeraX 1.8\bin\Lib\site-
    2810 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    2811 moveSegmentationPuck 
    2812 drawing_origin = self.drawingOrigin() 
    2813 ^^^^^^^^^^^^^^^^^^^^ 
    2814 File "D:\ChimeraX 1.8\bin\Lib\site-
    2815 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2816 return self.drawingParentVolume().data.origin 
    2817 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2818 AttributeError: 'NoneType' object has no attribute 'data' 
    2819  
    2820 AttributeError: 'NoneType' object has no attribute 'data' 
    2821  
    2822 File "D:\ChimeraX 1.8\bin\Lib\site-
    2823 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2824 return self.drawingParentVolume().data.origin 
    2825 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2826  
    2827 See log for complete Python traceback. 
    2828  
    2829 Traceback (most recent call last): 
    2830 File "D:\ChimeraX 1.8\bin\Lib\site-
    2831 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    2832 mouseMoveEvent 
    2833 self.moveSegmentationPuck(x, y, record_seg=False) 
    2834 File "D:\ChimeraX 1.8\bin\Lib\site-
    2835 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    2836 moveSegmentationPuck 
    2837 drawing_origin = self.drawingOrigin() 
    2838 ^^^^^^^^^^^^^^^^^^^^ 
    2839 File "D:\ChimeraX 1.8\bin\Lib\site-
    2840 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2841 return self.drawingParentVolume().data.origin 
    2842 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2843 AttributeError: 'NoneType' object has no attribute 'data' 
    2844  
    2845 AttributeError: 'NoneType' object has no attribute 'data' 
    2846  
    2847 File "D:\ChimeraX 1.8\bin\Lib\site-
    2848 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2849 return self.drawingParentVolume().data.origin 
    2850 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2851  
    2852 See log for complete Python traceback. 
    2853  
    2854 Traceback (most recent call last): 
    2855 File "D:\ChimeraX 1.8\bin\Lib\site-
    2856 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    2857 mouseMoveEvent 
    2858 self.moveSegmentationPuck(x, y, record_seg=False) 
    2859 File "D:\ChimeraX 1.8\bin\Lib\site-
    2860 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    2861 moveSegmentationPuck 
    2862 drawing_origin = self.drawingOrigin() 
    2863 ^^^^^^^^^^^^^^^^^^^^ 
    2864 File "D:\ChimeraX 1.8\bin\Lib\site-
    2865 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2866 return self.drawingParentVolume().data.origin 
    2867 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2868 AttributeError: 'NoneType' object has no attribute 'data' 
    2869  
    2870 AttributeError: 'NoneType' object has no attribute 'data' 
    2871  
    2872 File "D:\ChimeraX 1.8\bin\Lib\site-
    2873 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2874 return self.drawingParentVolume().data.origin 
    2875 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2876  
    2877 See log for complete Python traceback. 
    2878  
    2879 Traceback (most recent call last): 
    2880 File "D:\ChimeraX 1.8\bin\Lib\site-
    2881 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    2882 mouseMoveEvent 
    2883 self.moveSegmentationPuck(x, y, record_seg=False) 
    2884 File "D:\ChimeraX 1.8\bin\Lib\site-
    2885 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    2886 moveSegmentationPuck 
    2887 drawing_origin = self.drawingOrigin() 
    2888 ^^^^^^^^^^^^^^^^^^^^ 
    2889 File "D:\ChimeraX 1.8\bin\Lib\site-
    2890 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2891 return self.drawingParentVolume().data.origin 
    2892 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2893 AttributeError: 'NoneType' object has no attribute 'data' 
    2894  
    2895 AttributeError: 'NoneType' object has no attribute 'data' 
    2896  
    2897 File "D:\ChimeraX 1.8\bin\Lib\site-
    2898 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2899 return self.drawingParentVolume().data.origin 
    2900 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2901  
    2902 See log for complete Python traceback. 
    2903  
    2904 Traceback (most recent call last): 
    2905 File "D:\ChimeraX 1.8\bin\Lib\site-
    2906 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    2907 mouseMoveEvent 
    2908 self.moveSegmentationPuck(x, y, record_seg=False) 
    2909 File "D:\ChimeraX 1.8\bin\Lib\site-
    2910 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    2911 moveSegmentationPuck 
    2912 drawing_origin = self.drawingOrigin() 
    2913 ^^^^^^^^^^^^^^^^^^^^ 
    2914 File "D:\ChimeraX 1.8\bin\Lib\site-
    2915 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2916 return self.drawingParentVolume().data.origin 
    2917 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2918 AttributeError: 'NoneType' object has no attribute 'data' 
    2919  
    2920 AttributeError: 'NoneType' object has no attribute 'data' 
    2921  
    2922 File "D:\ChimeraX 1.8\bin\Lib\site-
    2923 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2924 return self.drawingParentVolume().data.origin 
    2925 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2926  
    2927 See log for complete Python traceback. 
    2928  
    2929 Traceback (most recent call last): 
    2930 File "D:\ChimeraX 1.8\bin\Lib\site-
    2931 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    2932 mouseMoveEvent 
    2933 self.moveSegmentationPuck(x, y, record_seg=False) 
    2934 File "D:\ChimeraX 1.8\bin\Lib\site-
    2935 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    2936 moveSegmentationPuck 
    2937 drawing_origin = self.drawingOrigin() 
    2938 ^^^^^^^^^^^^^^^^^^^^ 
    2939 File "D:\ChimeraX 1.8\bin\Lib\site-
    2940 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2941 return self.drawingParentVolume().data.origin 
    2942 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2943 AttributeError: 'NoneType' object has no attribute 'data' 
    2944  
    2945 AttributeError: 'NoneType' object has no attribute 'data' 
    2946  
    2947 File "D:\ChimeraX 1.8\bin\Lib\site-
    2948 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2949 return self.drawingParentVolume().data.origin 
    2950 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2951  
    2952 See log for complete Python traceback. 
    2953  
    2954 Traceback (most recent call last): 
    2955 File "D:\ChimeraX 1.8\bin\Lib\site-
    2956 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    2957 mouseMoveEvent 
    2958 self.moveSegmentationPuck(x, y, record_seg=False) 
    2959 File "D:\ChimeraX 1.8\bin\Lib\site-
    2960 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    2961 moveSegmentationPuck 
    2962 drawing_origin = self.drawingOrigin() 
    2963 ^^^^^^^^^^^^^^^^^^^^ 
    2964 File "D:\ChimeraX 1.8\bin\Lib\site-
    2965 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2966 return self.drawingParentVolume().data.origin 
    2967 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2968 AttributeError: 'NoneType' object has no attribute 'data' 
    2969  
    2970 AttributeError: 'NoneType' object has no attribute 'data' 
    2971  
    2972 File "D:\ChimeraX 1.8\bin\Lib\site-
    2973 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2974 return self.drawingParentVolume().data.origin 
    2975 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2976  
    2977 See log for complete Python traceback. 
    2978  
    2979 Traceback (most recent call last): 
    2980 File "D:\ChimeraX 1.8\bin\Lib\site-
    2981 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    2982 mouseMoveEvent 
    2983 self.moveSegmentationPuck(x, y, record_seg=False) 
    2984 File "D:\ChimeraX 1.8\bin\Lib\site-
    2985 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    2986 moveSegmentationPuck 
    2987 drawing_origin = self.drawingOrigin() 
    2988 ^^^^^^^^^^^^^^^^^^^^ 
    2989 File "D:\ChimeraX 1.8\bin\Lib\site-
    2990 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2991 return self.drawingParentVolume().data.origin 
    2992 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    2993 AttributeError: 'NoneType' object has no attribute 'data' 
    2994  
    2995 AttributeError: 'NoneType' object has no attribute 'data' 
    2996  
    2997 File "D:\ChimeraX 1.8\bin\Lib\site-
    2998 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    2999 return self.drawingParentVolume().data.origin 
    3000 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3001  
    3002 See log for complete Python traceback. 
    3003  
    3004 Traceback (most recent call last): 
    3005 File "D:\ChimeraX 1.8\bin\Lib\site-
    3006 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3007 mouseMoveEvent 
    3008 self.moveSegmentationPuck(x, y, record_seg=False) 
    3009 File "D:\ChimeraX 1.8\bin\Lib\site-
    3010 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3011 moveSegmentationPuck 
    3012 drawing_origin = self.drawingOrigin() 
    3013 ^^^^^^^^^^^^^^^^^^^^ 
    3014 File "D:\ChimeraX 1.8\bin\Lib\site-
    3015 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3016 return self.drawingParentVolume().data.origin 
    3017 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3018 AttributeError: 'NoneType' object has no attribute 'data' 
    3019  
    3020 AttributeError: 'NoneType' object has no attribute 'data' 
    3021  
    3022 File "D:\ChimeraX 1.8\bin\Lib\site-
    3023 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3024 return self.drawingParentVolume().data.origin 
    3025 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3026  
    3027 See log for complete Python traceback. 
    3028  
    3029 Traceback (most recent call last): 
    3030 File "D:\ChimeraX 1.8\bin\Lib\site-
    3031 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3032 mouseMoveEvent 
    3033 self.moveSegmentationPuck(x, y, record_seg=False) 
    3034 File "D:\ChimeraX 1.8\bin\Lib\site-
    3035 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3036 moveSegmentationPuck 
    3037 drawing_origin = self.drawingOrigin() 
    3038 ^^^^^^^^^^^^^^^^^^^^ 
    3039 File "D:\ChimeraX 1.8\bin\Lib\site-
    3040 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3041 return self.drawingParentVolume().data.origin 
    3042 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3043 AttributeError: 'NoneType' object has no attribute 'data' 
    3044  
    3045 AttributeError: 'NoneType' object has no attribute 'data' 
    3046  
    3047 File "D:\ChimeraX 1.8\bin\Lib\site-
    3048 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3049 return self.drawingParentVolume().data.origin 
    3050 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3051  
    3052 See log for complete Python traceback. 
    3053  
    3054 Traceback (most recent call last): 
    3055 File "D:\ChimeraX 1.8\bin\Lib\site-
    3056 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3057 mouseMoveEvent 
    3058 self.moveSegmentationPuck(x, y, record_seg=False) 
    3059 File "D:\ChimeraX 1.8\bin\Lib\site-
    3060 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3061 moveSegmentationPuck 
    3062 drawing_origin = self.drawingOrigin() 
    3063 ^^^^^^^^^^^^^^^^^^^^ 
    3064 File "D:\ChimeraX 1.8\bin\Lib\site-
    3065 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3066 return self.drawingParentVolume().data.origin 
    3067 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3068 AttributeError: 'NoneType' object has no attribute 'data' 
    3069  
    3070 AttributeError: 'NoneType' object has no attribute 'data' 
    3071  
    3072 File "D:\ChimeraX 1.8\bin\Lib\site-
    3073 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3074 return self.drawingParentVolume().data.origin 
    3075 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3076  
    3077 See log for complete Python traceback. 
    3078  
    3079 Traceback (most recent call last): 
    3080 File "D:\ChimeraX 1.8\bin\Lib\site-
    3081 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3082 mouseMoveEvent 
    3083 self.moveSegmentationPuck(x, y, record_seg=False) 
    3084 File "D:\ChimeraX 1.8\bin\Lib\site-
    3085 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3086 moveSegmentationPuck 
    3087 drawing_origin = self.drawingOrigin() 
    3088 ^^^^^^^^^^^^^^^^^^^^ 
    3089 File "D:\ChimeraX 1.8\bin\Lib\site-
    3090 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3091 return self.drawingParentVolume().data.origin 
    3092 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3093 AttributeError: 'NoneType' object has no attribute 'data' 
    3094  
    3095 AttributeError: 'NoneType' object has no attribute 'data' 
    3096  
    3097 File "D:\ChimeraX 1.8\bin\Lib\site-
    3098 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3099 return self.drawingParentVolume().data.origin 
    3100 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3101  
    3102 See log for complete Python traceback. 
    3103  
    3104 Traceback (most recent call last): 
    3105 File "D:\ChimeraX 1.8\bin\Lib\site-
    3106 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3107 mouseMoveEvent 
    3108 self.moveSegmentationPuck(x, y, record_seg=False) 
    3109 File "D:\ChimeraX 1.8\bin\Lib\site-
    3110 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3111 moveSegmentationPuck 
    3112 drawing_origin = self.drawingOrigin() 
    3113 ^^^^^^^^^^^^^^^^^^^^ 
    3114 File "D:\ChimeraX 1.8\bin\Lib\site-
    3115 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3116 return self.drawingParentVolume().data.origin 
    3117 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3118 AttributeError: 'NoneType' object has no attribute 'data' 
    3119  
    3120 AttributeError: 'NoneType' object has no attribute 'data' 
    3121  
    3122 File "D:\ChimeraX 1.8\bin\Lib\site-
    3123 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3124 return self.drawingParentVolume().data.origin 
    3125 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3126  
    3127 See log for complete Python traceback. 
    3128  
    3129 Traceback (most recent call last): 
    3130 File "D:\ChimeraX 1.8\bin\Lib\site-
    3131 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3132 mouseMoveEvent 
    3133 self.moveSegmentationPuck(x, y, record_seg=False) 
    3134 File "D:\ChimeraX 1.8\bin\Lib\site-
    3135 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3136 moveSegmentationPuck 
    3137 drawing_origin = self.drawingOrigin() 
    3138 ^^^^^^^^^^^^^^^^^^^^ 
    3139 File "D:\ChimeraX 1.8\bin\Lib\site-
    3140 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3141 return self.drawingParentVolume().data.origin 
    3142 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3143 AttributeError: 'NoneType' object has no attribute 'data' 
    3144  
    3145 AttributeError: 'NoneType' object has no attribute 'data' 
    3146  
    3147 File "D:\ChimeraX 1.8\bin\Lib\site-
    3148 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3149 return self.drawingParentVolume().data.origin 
    3150 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3151  
    3152 See log for complete Python traceback. 
    3153  
    3154 Traceback (most recent call last): 
    3155 File "D:\ChimeraX 1.8\bin\Lib\site-
    3156 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3157 mouseMoveEvent 
    3158 self.moveSegmentationPuck(x, y, record_seg=False) 
    3159 File "D:\ChimeraX 1.8\bin\Lib\site-
    3160 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3161 moveSegmentationPuck 
    3162 drawing_origin = self.drawingOrigin() 
    3163 ^^^^^^^^^^^^^^^^^^^^ 
    3164 File "D:\ChimeraX 1.8\bin\Lib\site-
    3165 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3166 return self.drawingParentVolume().data.origin 
    3167 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3168 AttributeError: 'NoneType' object has no attribute 'data' 
    3169  
    3170 AttributeError: 'NoneType' object has no attribute 'data' 
    3171  
    3172 File "D:\ChimeraX 1.8\bin\Lib\site-
    3173 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3174 return self.drawingParentVolume().data.origin 
    3175 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3176  
    3177 See log for complete Python traceback. 
    3178  
    3179 Traceback (most recent call last): 
    3180 File "D:\ChimeraX 1.8\bin\Lib\site-
    3181 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3182 mouseMoveEvent 
    3183 self.moveSegmentationPuck(x, y, record_seg=False) 
    3184 File "D:\ChimeraX 1.8\bin\Lib\site-
    3185 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3186 moveSegmentationPuck 
    3187 drawing_origin = self.drawingOrigin() 
    3188 ^^^^^^^^^^^^^^^^^^^^ 
    3189 File "D:\ChimeraX 1.8\bin\Lib\site-
    3190 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3191 return self.drawingParentVolume().data.origin 
    3192 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3193 AttributeError: 'NoneType' object has no attribute 'data' 
    3194  
    3195 AttributeError: 'NoneType' object has no attribute 'data' 
    3196  
    3197 File "D:\ChimeraX 1.8\bin\Lib\site-
    3198 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3199 return self.drawingParentVolume().data.origin 
    3200 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3201  
    3202 See log for complete Python traceback. 
    3203  
    3204 Traceback (most recent call last): 
    3205 File "D:\ChimeraX 1.8\bin\Lib\site-
    3206 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3207 mouseMoveEvent 
    3208 self.moveSegmentationPuck(x, y, record_seg=False) 
    3209 File "D:\ChimeraX 1.8\bin\Lib\site-
    3210 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3211 moveSegmentationPuck 
    3212 drawing_origin = self.drawingOrigin() 
    3213 ^^^^^^^^^^^^^^^^^^^^ 
    3214 File "D:\ChimeraX 1.8\bin\Lib\site-
    3215 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3216 return self.drawingParentVolume().data.origin 
    3217 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3218 AttributeError: 'NoneType' object has no attribute 'data' 
    3219  
    3220 AttributeError: 'NoneType' object has no attribute 'data' 
    3221  
    3222 File "D:\ChimeraX 1.8\bin\Lib\site-
    3223 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3224 return self.drawingParentVolume().data.origin 
    3225 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3226  
    3227 See log for complete Python traceback. 
    3228  
    3229 Traceback (most recent call last): 
    3230 File "D:\ChimeraX 1.8\bin\Lib\site-
    3231 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3232 mouseMoveEvent 
    3233 self.moveSegmentationPuck(x, y, record_seg=False) 
    3234 File "D:\ChimeraX 1.8\bin\Lib\site-
    3235 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3236 moveSegmentationPuck 
    3237 drawing_origin = self.drawingOrigin() 
    3238 ^^^^^^^^^^^^^^^^^^^^ 
    3239 File "D:\ChimeraX 1.8\bin\Lib\site-
    3240 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3241 return self.drawingParentVolume().data.origin 
    3242 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3243 AttributeError: 'NoneType' object has no attribute 'data' 
    3244  
    3245 AttributeError: 'NoneType' object has no attribute 'data' 
    3246  
    3247 File "D:\ChimeraX 1.8\bin\Lib\site-
    3248 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3249 return self.drawingParentVolume().data.origin 
    3250 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3251  
    3252 See log for complete Python traceback. 
    3253  
    3254 Traceback (most recent call last): 
    3255 File "D:\ChimeraX 1.8\bin\Lib\site-
    3256 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3257 mouseMoveEvent 
    3258 self.moveSegmentationPuck(x, y, record_seg=False) 
    3259 File "D:\ChimeraX 1.8\bin\Lib\site-
    3260 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3261 moveSegmentationPuck 
    3262 drawing_origin = self.drawingOrigin() 
    3263 ^^^^^^^^^^^^^^^^^^^^ 
    3264 File "D:\ChimeraX 1.8\bin\Lib\site-
    3265 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3266 return self.drawingParentVolume().data.origin 
    3267 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3268 AttributeError: 'NoneType' object has no attribute 'data' 
    3269  
    3270 AttributeError: 'NoneType' object has no attribute 'data' 
    3271  
    3272 File "D:\ChimeraX 1.8\bin\Lib\site-
    3273 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3274 return self.drawingParentVolume().data.origin 
    3275 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3276  
    3277 See log for complete Python traceback. 
    3278  
    3279 Traceback (most recent call last): 
    3280 File "D:\ChimeraX 1.8\bin\Lib\site-
    3281 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3282 mouseMoveEvent 
    3283 self.moveSegmentationPuck(x, y, record_seg=False) 
    3284 File "D:\ChimeraX 1.8\bin\Lib\site-
    3285 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3286 moveSegmentationPuck 
    3287 drawing_origin = self.drawingOrigin() 
    3288 ^^^^^^^^^^^^^^^^^^^^ 
    3289 File "D:\ChimeraX 1.8\bin\Lib\site-
    3290 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3291 return self.drawingParentVolume().data.origin 
    3292 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3293 AttributeError: 'NoneType' object has no attribute 'data' 
    3294  
    3295 AttributeError: 'NoneType' object has no attribute 'data' 
    3296  
    3297 File "D:\ChimeraX 1.8\bin\Lib\site-
    3298 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3299 return self.drawingParentVolume().data.origin 
    3300 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3301  
    3302 See log for complete Python traceback. 
    3303  
    3304 Traceback (most recent call last): 
    3305 File "D:\ChimeraX 1.8\bin\Lib\site-
    3306 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3307 mouseMoveEvent 
    3308 self.moveSegmentationPuck(x, y, record_seg=False) 
    3309 File "D:\ChimeraX 1.8\bin\Lib\site-
    3310 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3311 moveSegmentationPuck 
    3312 drawing_origin = self.drawingOrigin() 
    3313 ^^^^^^^^^^^^^^^^^^^^ 
    3314 File "D:\ChimeraX 1.8\bin\Lib\site-
    3315 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3316 return self.drawingParentVolume().data.origin 
    3317 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3318 AttributeError: 'NoneType' object has no attribute 'data' 
    3319  
    3320 AttributeError: 'NoneType' object has no attribute 'data' 
    3321  
    3322 File "D:\ChimeraX 1.8\bin\Lib\site-
    3323 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3324 return self.drawingParentVolume().data.origin 
    3325 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3326  
    3327 See log for complete Python traceback. 
    3328  
    3329 Traceback (most recent call last): 
    3330 File "D:\ChimeraX 1.8\bin\Lib\site-
    3331 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3332 mouseMoveEvent 
    3333 self.moveSegmentationPuck(x, y, record_seg=False) 
    3334 File "D:\ChimeraX 1.8\bin\Lib\site-
    3335 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3336 moveSegmentationPuck 
    3337 drawing_origin = self.drawingOrigin() 
    3338 ^^^^^^^^^^^^^^^^^^^^ 
    3339 File "D:\ChimeraX 1.8\bin\Lib\site-
    3340 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3341 return self.drawingParentVolume().data.origin 
    3342 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3343 AttributeError: 'NoneType' object has no attribute 'data' 
    3344  
    3345 AttributeError: 'NoneType' object has no attribute 'data' 
    3346  
    3347 File "D:\ChimeraX 1.8\bin\Lib\site-
    3348 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3349 return self.drawingParentVolume().data.origin 
    3350 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3351  
    3352 See log for complete Python traceback. 
    3353  
    3354 Traceback (most recent call last): 
    3355 File "D:\ChimeraX 1.8\bin\Lib\site-
    3356 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3357 mouseMoveEvent 
    3358 self.moveSegmentationPuck(x, y, record_seg=False) 
    3359 File "D:\ChimeraX 1.8\bin\Lib\site-
    3360 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3361 moveSegmentationPuck 
    3362 drawing_origin = self.drawingOrigin() 
    3363 ^^^^^^^^^^^^^^^^^^^^ 
    3364 File "D:\ChimeraX 1.8\bin\Lib\site-
    3365 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3366 return self.drawingParentVolume().data.origin 
    3367 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3368 AttributeError: 'NoneType' object has no attribute 'data' 
    3369  
    3370 AttributeError: 'NoneType' object has no attribute 'data' 
    3371  
    3372 File "D:\ChimeraX 1.8\bin\Lib\site-
    3373 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3374 return self.drawingParentVolume().data.origin 
    3375 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3376  
    3377 See log for complete Python traceback. 
    3378  
    3379 Traceback (most recent call last): 
    3380 File "D:\ChimeraX 1.8\bin\Lib\site-
    3381 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3382 mouseMoveEvent 
    3383 self.moveSegmentationPuck(x, y, record_seg=False) 
    3384 File "D:\ChimeraX 1.8\bin\Lib\site-
    3385 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3386 moveSegmentationPuck 
    3387 drawing_origin = self.drawingOrigin() 
    3388 ^^^^^^^^^^^^^^^^^^^^ 
    3389 File "D:\ChimeraX 1.8\bin\Lib\site-
    3390 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3391 return self.drawingParentVolume().data.origin 
    3392 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3393 AttributeError: 'NoneType' object has no attribute 'data' 
    3394  
    3395 AttributeError: 'NoneType' object has no attribute 'data' 
    3396  
    3397 File "D:\ChimeraX 1.8\bin\Lib\site-
    3398 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3399 return self.drawingParentVolume().data.origin 
    3400 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3401  
    3402 See log for complete Python traceback. 
    3403  
    3404 Traceback (most recent call last): 
    3405 File "D:\ChimeraX 1.8\bin\Lib\site-
    3406 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3407 mouseMoveEvent 
    3408 self.moveSegmentationPuck(x, y, record_seg=False) 
    3409 File "D:\ChimeraX 1.8\bin\Lib\site-
    3410 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3411 moveSegmentationPuck 
    3412 drawing_origin = self.drawingOrigin() 
    3413 ^^^^^^^^^^^^^^^^^^^^ 
    3414 File "D:\ChimeraX 1.8\bin\Lib\site-
    3415 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3416 return self.drawingParentVolume().data.origin 
    3417 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3418 AttributeError: 'NoneType' object has no attribute 'data' 
    3419  
    3420 AttributeError: 'NoneType' object has no attribute 'data' 
    3421  
    3422 File "D:\ChimeraX 1.8\bin\Lib\site-
    3423 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3424 return self.drawingParentVolume().data.origin 
    3425 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3426  
    3427 See log for complete Python traceback. 
    3428  
    3429 Traceback (most recent call last): 
    3430 File "D:\ChimeraX 1.8\bin\Lib\site-
    3431 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3432 mouseMoveEvent 
    3433 self.moveSegmentationPuck(x, y, record_seg=False) 
    3434 File "D:\ChimeraX 1.8\bin\Lib\site-
    3435 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3436 moveSegmentationPuck 
    3437 drawing_origin = self.drawingOrigin() 
    3438 ^^^^^^^^^^^^^^^^^^^^ 
    3439 File "D:\ChimeraX 1.8\bin\Lib\site-
    3440 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3441 return self.drawingParentVolume().data.origin 
    3442 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3443 AttributeError: 'NoneType' object has no attribute 'data' 
    3444  
    3445 AttributeError: 'NoneType' object has no attribute 'data' 
    3446  
    3447 File "D:\ChimeraX 1.8\bin\Lib\site-
    3448 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3449 return self.drawingParentVolume().data.origin 
    3450 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3451  
    3452 See log for complete Python traceback. 
    3453  
    3454 Traceback (most recent call last): 
    3455 File "D:\ChimeraX 1.8\bin\Lib\site-
    3456 packages\chimerax\segmentations\ui\orthoplanes.py", line 1127, in
    3457 mouseStoppedMoving 
    3458 level = self.drawingParentVolume().data.matrix()[ 
    3459 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3460 AttributeError: 'NoneType' object has no attribute 'data' 
    3461  
    3462 AttributeError: 'NoneType' object has no attribute 'data' 
    3463  
    3464 File "D:\ChimeraX 1.8\bin\Lib\site-
    3465 packages\chimerax\segmentations\ui\orthoplanes.py", line 1127, in
    3466 mouseStoppedMoving 
    3467 level = self.drawingParentVolume().data.matrix()[ 
    3468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3469  
    3470 See log for complete Python traceback. 
    3471  
    3472 Traceback (most recent call last): 
    3473 File "D:\ChimeraX 1.8\bin\Lib\site-
    3474 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3475 mouseMoveEvent 
    3476 self.moveSegmentationPuck(x, y, record_seg=False) 
    3477 File "D:\ChimeraX 1.8\bin\Lib\site-
    3478 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3479 moveSegmentationPuck 
    3480 drawing_origin = self.drawingOrigin() 
    3481 ^^^^^^^^^^^^^^^^^^^^ 
    3482 File "D:\ChimeraX 1.8\bin\Lib\site-
    3483 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3484 return self.drawingParentVolume().data.origin 
    3485 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3486 AttributeError: 'NoneType' object has no attribute 'data' 
    3487  
    3488 AttributeError: 'NoneType' object has no attribute 'data' 
    3489  
    3490 File "D:\ChimeraX 1.8\bin\Lib\site-
    3491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3492 return self.drawingParentVolume().data.origin 
    3493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3494  
    3495 See log for complete Python traceback. 
    3496  
    3497 Traceback (most recent call last): 
    3498 File "D:\ChimeraX 1.8\bin\Lib\site-
    3499 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3500 mouseMoveEvent 
    3501 self.moveSegmentationPuck(x, y, record_seg=False) 
    3502 File "D:\ChimeraX 1.8\bin\Lib\site-
    3503 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3504 moveSegmentationPuck 
    3505 drawing_origin = self.drawingOrigin() 
    3506 ^^^^^^^^^^^^^^^^^^^^ 
    3507 File "D:\ChimeraX 1.8\bin\Lib\site-
    3508 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3509 return self.drawingParentVolume().data.origin 
    3510 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3511 AttributeError: 'NoneType' object has no attribute 'data' 
    3512  
    3513 AttributeError: 'NoneType' object has no attribute 'data' 
    3514  
    3515 File "D:\ChimeraX 1.8\bin\Lib\site-
    3516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3517 return self.drawingParentVolume().data.origin 
    3518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3519  
    3520 See log for complete Python traceback. 
    3521  
    3522 Traceback (most recent call last): 
    3523 File "D:\ChimeraX 1.8\bin\Lib\site-
    3524 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3525 mouseMoveEvent 
    3526 self.moveSegmentationPuck(x, y, record_seg=False) 
    3527 File "D:\ChimeraX 1.8\bin\Lib\site-
    3528 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3529 moveSegmentationPuck 
    3530 drawing_origin = self.drawingOrigin() 
    3531 ^^^^^^^^^^^^^^^^^^^^ 
    3532 File "D:\ChimeraX 1.8\bin\Lib\site-
    3533 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3534 return self.drawingParentVolume().data.origin 
    3535 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3536 AttributeError: 'NoneType' object has no attribute 'data' 
    3537  
    3538 AttributeError: 'NoneType' object has no attribute 'data' 
    3539  
    3540 File "D:\ChimeraX 1.8\bin\Lib\site-
    3541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3542 return self.drawingParentVolume().data.origin 
    3543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3544  
    3545 See log for complete Python traceback. 
    3546  
    3547 Traceback (most recent call last): 
    3548 File "D:\ChimeraX 1.8\bin\Lib\site-
    3549 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3550 mouseMoveEvent 
    3551 self.moveSegmentationPuck(x, y, record_seg=False) 
    3552 File "D:\ChimeraX 1.8\bin\Lib\site-
    3553 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3554 moveSegmentationPuck 
    3555 drawing_origin = self.drawingOrigin() 
    3556 ^^^^^^^^^^^^^^^^^^^^ 
    3557 File "D:\ChimeraX 1.8\bin\Lib\site-
    3558 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3559 return self.drawingParentVolume().data.origin 
    3560 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3561 AttributeError: 'NoneType' object has no attribute 'data' 
    3562  
    3563 AttributeError: 'NoneType' object has no attribute 'data' 
    3564  
    3565 File "D:\ChimeraX 1.8\bin\Lib\site-
    3566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3567 return self.drawingParentVolume().data.origin 
    3568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3569  
    3570 See log for complete Python traceback. 
    3571  
    3572 Traceback (most recent call last): 
    3573 File "D:\ChimeraX 1.8\bin\Lib\site-
    3574 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3575 mouseMoveEvent 
    3576 self.moveSegmentationPuck(x, y, record_seg=False) 
    3577 File "D:\ChimeraX 1.8\bin\Lib\site-
    3578 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3579 moveSegmentationPuck 
    3580 drawing_origin = self.drawingOrigin() 
    3581 ^^^^^^^^^^^^^^^^^^^^ 
    3582 File "D:\ChimeraX 1.8\bin\Lib\site-
    3583 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3584 return self.drawingParentVolume().data.origin 
    3585 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3586 AttributeError: 'NoneType' object has no attribute 'data' 
    3587  
    3588 AttributeError: 'NoneType' object has no attribute 'data' 
    3589  
    3590 File "D:\ChimeraX 1.8\bin\Lib\site-
    3591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3592 return self.drawingParentVolume().data.origin 
    3593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3594  
    3595 See log for complete Python traceback. 
    3596  
    3597 Traceback (most recent call last): 
    3598 File "D:\ChimeraX 1.8\bin\Lib\site-
    3599 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3600 mouseMoveEvent 
    3601 self.moveSegmentationPuck(x, y, record_seg=False) 
    3602 File "D:\ChimeraX 1.8\bin\Lib\site-
    3603 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3604 moveSegmentationPuck 
    3605 drawing_origin = self.drawingOrigin() 
    3606 ^^^^^^^^^^^^^^^^^^^^ 
    3607 File "D:\ChimeraX 1.8\bin\Lib\site-
    3608 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3609 return self.drawingParentVolume().data.origin 
    3610 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3611 AttributeError: 'NoneType' object has no attribute 'data' 
    3612  
    3613 AttributeError: 'NoneType' object has no attribute 'data' 
    3614  
    3615 File "D:\ChimeraX 1.8\bin\Lib\site-
    3616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3617 return self.drawingParentVolume().data.origin 
    3618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3619  
    3620 See log for complete Python traceback. 
    3621  
    3622 Traceback (most recent call last): 
    3623 File "D:\ChimeraX 1.8\bin\Lib\site-
    3624 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3625 mouseMoveEvent 
    3626 self.moveSegmentationPuck(x, y, record_seg=False) 
    3627 File "D:\ChimeraX 1.8\bin\Lib\site-
    3628 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3629 moveSegmentationPuck 
    3630 drawing_origin = self.drawingOrigin() 
    3631 ^^^^^^^^^^^^^^^^^^^^ 
    3632 File "D:\ChimeraX 1.8\bin\Lib\site-
    3633 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3634 return self.drawingParentVolume().data.origin 
    3635 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3636 AttributeError: 'NoneType' object has no attribute 'data' 
    3637  
    3638 AttributeError: 'NoneType' object has no attribute 'data' 
    3639  
    3640 File "D:\ChimeraX 1.8\bin\Lib\site-
    3641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3642 return self.drawingParentVolume().data.origin 
    3643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3644  
    3645 See log for complete Python traceback. 
    3646  
    3647 Traceback (most recent call last): 
    3648 File "D:\ChimeraX 1.8\bin\Lib\site-
    3649 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3650 mouseMoveEvent 
    3651 self.moveSegmentationPuck(x, y, record_seg=False) 
    3652 File "D:\ChimeraX 1.8\bin\Lib\site-
    3653 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3654 moveSegmentationPuck 
    3655 drawing_origin = self.drawingOrigin() 
    3656 ^^^^^^^^^^^^^^^^^^^^ 
    3657 File "D:\ChimeraX 1.8\bin\Lib\site-
    3658 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3659 return self.drawingParentVolume().data.origin 
    3660 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3661 AttributeError: 'NoneType' object has no attribute 'data' 
    3662  
    3663 AttributeError: 'NoneType' object has no attribute 'data' 
    3664  
    3665 File "D:\ChimeraX 1.8\bin\Lib\site-
    3666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3667 return self.drawingParentVolume().data.origin 
    3668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3669  
    3670 See log for complete Python traceback. 
    3671  
    3672 Traceback (most recent call last): 
    3673 File "D:\ChimeraX 1.8\bin\Lib\site-
    3674 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3675 mouseMoveEvent 
    3676 self.moveSegmentationPuck(x, y, record_seg=False) 
    3677 File "D:\ChimeraX 1.8\bin\Lib\site-
    3678 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3679 moveSegmentationPuck 
    3680 drawing_origin = self.drawingOrigin() 
    3681 ^^^^^^^^^^^^^^^^^^^^ 
    3682 File "D:\ChimeraX 1.8\bin\Lib\site-
    3683 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3684 return self.drawingParentVolume().data.origin 
    3685 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3686 AttributeError: 'NoneType' object has no attribute 'data' 
    3687  
    3688 AttributeError: 'NoneType' object has no attribute 'data' 
    3689  
    3690 File "D:\ChimeraX 1.8\bin\Lib\site-
    3691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3692 return self.drawingParentVolume().data.origin 
    3693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3694  
    3695 See log for complete Python traceback. 
    3696  
    3697 Traceback (most recent call last): 
    3698 File "D:\ChimeraX 1.8\bin\Lib\site-
    3699 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3700 mouseMoveEvent 
    3701 self.moveSegmentationPuck(x, y, record_seg=False) 
    3702 File "D:\ChimeraX 1.8\bin\Lib\site-
    3703 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3704 moveSegmentationPuck 
    3705 drawing_origin = self.drawingOrigin() 
    3706 ^^^^^^^^^^^^^^^^^^^^ 
    3707 File "D:\ChimeraX 1.8\bin\Lib\site-
    3708 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3709 return self.drawingParentVolume().data.origin 
    3710 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3711 AttributeError: 'NoneType' object has no attribute 'data' 
    3712  
    3713 AttributeError: 'NoneType' object has no attribute 'data' 
    3714  
    3715 File "D:\ChimeraX 1.8\bin\Lib\site-
    3716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3717 return self.drawingParentVolume().data.origin 
    3718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3719  
    3720 See log for complete Python traceback. 
    3721  
    3722 Traceback (most recent call last): 
    3723 File "D:\ChimeraX 1.8\bin\Lib\site-
    3724 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3725 mouseMoveEvent 
    3726 self.moveSegmentationPuck(x, y, record_seg=False) 
    3727 File "D:\ChimeraX 1.8\bin\Lib\site-
    3728 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3729 moveSegmentationPuck 
    3730 drawing_origin = self.drawingOrigin() 
    3731 ^^^^^^^^^^^^^^^^^^^^ 
    3732 File "D:\ChimeraX 1.8\bin\Lib\site-
    3733 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3734 return self.drawingParentVolume().data.origin 
    3735 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3736 AttributeError: 'NoneType' object has no attribute 'data' 
    3737  
    3738 AttributeError: 'NoneType' object has no attribute 'data' 
    3739  
    3740 File "D:\ChimeraX 1.8\bin\Lib\site-
    3741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3742 return self.drawingParentVolume().data.origin 
    3743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3744  
    3745 See log for complete Python traceback. 
    3746  
    3747 Traceback (most recent call last): 
    3748 File "D:\ChimeraX 1.8\bin\Lib\site-
    3749 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3750 mouseMoveEvent 
    3751 self.moveSegmentationPuck(x, y, record_seg=False) 
    3752 File "D:\ChimeraX 1.8\bin\Lib\site-
    3753 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3754 moveSegmentationPuck 
    3755 drawing_origin = self.drawingOrigin() 
    3756 ^^^^^^^^^^^^^^^^^^^^ 
    3757 File "D:\ChimeraX 1.8\bin\Lib\site-
    3758 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3759 return self.drawingParentVolume().data.origin 
    3760 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3761 AttributeError: 'NoneType' object has no attribute 'data' 
    3762  
    3763 AttributeError: 'NoneType' object has no attribute 'data' 
    3764  
    3765 File "D:\ChimeraX 1.8\bin\Lib\site-
    3766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3767 return self.drawingParentVolume().data.origin 
    3768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3769  
    3770 See log for complete Python traceback. 
    3771  
    3772 Traceback (most recent call last): 
    3773 File "D:\ChimeraX 1.8\bin\Lib\site-
    3774 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3775 mouseMoveEvent 
    3776 self.moveSegmentationPuck(x, y, record_seg=False) 
    3777 File "D:\ChimeraX 1.8\bin\Lib\site-
    3778 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3779 moveSegmentationPuck 
    3780 drawing_origin = self.drawingOrigin() 
    3781 ^^^^^^^^^^^^^^^^^^^^ 
    3782 File "D:\ChimeraX 1.8\bin\Lib\site-
    3783 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3784 return self.drawingParentVolume().data.origin 
    3785 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3786 AttributeError: 'NoneType' object has no attribute 'data' 
    3787  
    3788 AttributeError: 'NoneType' object has no attribute 'data' 
    3789  
    3790 File "D:\ChimeraX 1.8\bin\Lib\site-
    3791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3792 return self.drawingParentVolume().data.origin 
    3793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3794  
    3795 See log for complete Python traceback. 
    3796  
    3797 Traceback (most recent call last): 
    3798 File "D:\ChimeraX 1.8\bin\Lib\site-
    3799 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3800 mouseMoveEvent 
    3801 self.moveSegmentationPuck(x, y, record_seg=False) 
    3802 File "D:\ChimeraX 1.8\bin\Lib\site-
    3803 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3804 moveSegmentationPuck 
    3805 drawing_origin = self.drawingOrigin() 
    3806 ^^^^^^^^^^^^^^^^^^^^ 
    3807 File "D:\ChimeraX 1.8\bin\Lib\site-
    3808 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3809 return self.drawingParentVolume().data.origin 
    3810 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3811 AttributeError: 'NoneType' object has no attribute 'data' 
    3812  
    3813 AttributeError: 'NoneType' object has no attribute 'data' 
    3814  
    3815 File "D:\ChimeraX 1.8\bin\Lib\site-
    3816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3817 return self.drawingParentVolume().data.origin 
    3818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3819  
    3820 See log for complete Python traceback. 
    3821  
    3822 Traceback (most recent call last): 
    3823 File "D:\ChimeraX 1.8\bin\Lib\site-
    3824 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3825 mouseMoveEvent 
    3826 self.moveSegmentationPuck(x, y, record_seg=False) 
    3827 File "D:\ChimeraX 1.8\bin\Lib\site-
    3828 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3829 moveSegmentationPuck 
    3830 drawing_origin = self.drawingOrigin() 
    3831 ^^^^^^^^^^^^^^^^^^^^ 
    3832 File "D:\ChimeraX 1.8\bin\Lib\site-
    3833 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3834 return self.drawingParentVolume().data.origin 
    3835 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3836 AttributeError: 'NoneType' object has no attribute 'data' 
    3837  
    3838 AttributeError: 'NoneType' object has no attribute 'data' 
    3839  
    3840 File "D:\ChimeraX 1.8\bin\Lib\site-
    3841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3842 return self.drawingParentVolume().data.origin 
    3843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3844  
    3845 See log for complete Python traceback. 
    3846  
    3847 Traceback (most recent call last): 
    3848 File "D:\ChimeraX 1.8\bin\Lib\site-
    3849 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3850 mouseMoveEvent 
    3851 self.moveSegmentationPuck(x, y, record_seg=False) 
    3852 File "D:\ChimeraX 1.8\bin\Lib\site-
    3853 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3854 moveSegmentationPuck 
    3855 drawing_origin = self.drawingOrigin() 
    3856 ^^^^^^^^^^^^^^^^^^^^ 
    3857 File "D:\ChimeraX 1.8\bin\Lib\site-
    3858 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3859 return self.drawingParentVolume().data.origin 
    3860 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3861 AttributeError: 'NoneType' object has no attribute 'data' 
    3862  
    3863 AttributeError: 'NoneType' object has no attribute 'data' 
    3864  
    3865 File "D:\ChimeraX 1.8\bin\Lib\site-
    3866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3867 return self.drawingParentVolume().data.origin 
    3868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3869  
    3870 See log for complete Python traceback. 
    3871  
    3872 Traceback (most recent call last): 
    3873 File "D:\ChimeraX 1.8\bin\Lib\site-
    3874 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3875 mouseMoveEvent 
    3876 self.moveSegmentationPuck(x, y, record_seg=False) 
    3877 File "D:\ChimeraX 1.8\bin\Lib\site-
    3878 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3879 moveSegmentationPuck 
    3880 drawing_origin = self.drawingOrigin() 
    3881 ^^^^^^^^^^^^^^^^^^^^ 
    3882 File "D:\ChimeraX 1.8\bin\Lib\site-
    3883 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3884 return self.drawingParentVolume().data.origin 
    3885 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3886 AttributeError: 'NoneType' object has no attribute 'data' 
    3887  
    3888 AttributeError: 'NoneType' object has no attribute 'data' 
    3889  
    3890 File "D:\ChimeraX 1.8\bin\Lib\site-
    3891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3892 return self.drawingParentVolume().data.origin 
    3893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3894  
    3895 See log for complete Python traceback. 
    3896  
    3897 Traceback (most recent call last): 
    3898 File "D:\ChimeraX 1.8\bin\Lib\site-
    3899 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3900 mouseMoveEvent 
    3901 self.moveSegmentationPuck(x, y, record_seg=False) 
    3902 File "D:\ChimeraX 1.8\bin\Lib\site-
    3903 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3904 moveSegmentationPuck 
    3905 drawing_origin = self.drawingOrigin() 
    3906 ^^^^^^^^^^^^^^^^^^^^ 
    3907 File "D:\ChimeraX 1.8\bin\Lib\site-
    3908 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3909 return self.drawingParentVolume().data.origin 
    3910 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3911 AttributeError: 'NoneType' object has no attribute 'data' 
    3912  
    3913 AttributeError: 'NoneType' object has no attribute 'data' 
    3914  
    3915 File "D:\ChimeraX 1.8\bin\Lib\site-
    3916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3917 return self.drawingParentVolume().data.origin 
    3918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3919  
    3920 See log for complete Python traceback. 
    3921  
    3922 Traceback (most recent call last): 
    3923 File "D:\ChimeraX 1.8\bin\Lib\site-
    3924 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3925 mouseMoveEvent 
    3926 self.moveSegmentationPuck(x, y, record_seg=False) 
    3927 File "D:\ChimeraX 1.8\bin\Lib\site-
    3928 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3929 moveSegmentationPuck 
    3930 drawing_origin = self.drawingOrigin() 
    3931 ^^^^^^^^^^^^^^^^^^^^ 
    3932 File "D:\ChimeraX 1.8\bin\Lib\site-
    3933 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3934 return self.drawingParentVolume().data.origin 
    3935 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3936 AttributeError: 'NoneType' object has no attribute 'data' 
    3937  
    3938 AttributeError: 'NoneType' object has no attribute 'data' 
    3939  
    3940 File "D:\ChimeraX 1.8\bin\Lib\site-
    3941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3942 return self.drawingParentVolume().data.origin 
    3943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3944  
    3945 See log for complete Python traceback. 
    3946  
    3947 Traceback (most recent call last): 
    3948 File "D:\ChimeraX 1.8\bin\Lib\site-
    3949 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3950 mouseMoveEvent 
    3951 self.moveSegmentationPuck(x, y, record_seg=False) 
    3952 File "D:\ChimeraX 1.8\bin\Lib\site-
    3953 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3954 moveSegmentationPuck 
    3955 drawing_origin = self.drawingOrigin() 
    3956 ^^^^^^^^^^^^^^^^^^^^ 
    3957 File "D:\ChimeraX 1.8\bin\Lib\site-
    3958 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3959 return self.drawingParentVolume().data.origin 
    3960 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3961 AttributeError: 'NoneType' object has no attribute 'data' 
    3962  
    3963 AttributeError: 'NoneType' object has no attribute 'data' 
    3964  
    3965 File "D:\ChimeraX 1.8\bin\Lib\site-
    3966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3967 return self.drawingParentVolume().data.origin 
    3968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3969  
    3970 See log for complete Python traceback. 
    3971  
    3972 Traceback (most recent call last): 
    3973 File "D:\ChimeraX 1.8\bin\Lib\site-
    3974 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    3975 mouseMoveEvent 
    3976 self.moveSegmentationPuck(x, y, record_seg=False) 
    3977 File "D:\ChimeraX 1.8\bin\Lib\site-
    3978 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    3979 moveSegmentationPuck 
    3980 drawing_origin = self.drawingOrigin() 
    3981 ^^^^^^^^^^^^^^^^^^^^ 
    3982 File "D:\ChimeraX 1.8\bin\Lib\site-
    3983 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3984 return self.drawingParentVolume().data.origin 
    3985 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3986 AttributeError: 'NoneType' object has no attribute 'data' 
    3987  
    3988 AttributeError: 'NoneType' object has no attribute 'data' 
    3989  
    3990 File "D:\ChimeraX 1.8\bin\Lib\site-
    3991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    3992 return self.drawingParentVolume().data.origin 
    3993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    3994  
    3995 See log for complete Python traceback. 
    3996  
    3997 Traceback (most recent call last): 
    3998 File "D:\ChimeraX 1.8\bin\Lib\site-
    3999 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4000 mouseMoveEvent 
    4001 self.moveSegmentationPuck(x, y, record_seg=False) 
    4002 File "D:\ChimeraX 1.8\bin\Lib\site-
    4003 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4004 moveSegmentationPuck 
    4005 drawing_origin = self.drawingOrigin() 
    4006 ^^^^^^^^^^^^^^^^^^^^ 
    4007 File "D:\ChimeraX 1.8\bin\Lib\site-
    4008 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4009 return self.drawingParentVolume().data.origin 
    4010 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4011 AttributeError: 'NoneType' object has no attribute 'data' 
    4012  
    4013 AttributeError: 'NoneType' object has no attribute 'data' 
    4014  
    4015 File "D:\ChimeraX 1.8\bin\Lib\site-
    4016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4017 return self.drawingParentVolume().data.origin 
    4018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4019  
    4020 See log for complete Python traceback. 
    4021  
    4022 Traceback (most recent call last): 
    4023 File "D:\ChimeraX 1.8\bin\Lib\site-
    4024 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4025 mouseMoveEvent 
    4026 self.moveSegmentationPuck(x, y, record_seg=False) 
    4027 File "D:\ChimeraX 1.8\bin\Lib\site-
    4028 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4029 moveSegmentationPuck 
    4030 drawing_origin = self.drawingOrigin() 
    4031 ^^^^^^^^^^^^^^^^^^^^ 
    4032 File "D:\ChimeraX 1.8\bin\Lib\site-
    4033 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4034 return self.drawingParentVolume().data.origin 
    4035 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4036 AttributeError: 'NoneType' object has no attribute 'data' 
    4037  
    4038 AttributeError: 'NoneType' object has no attribute 'data' 
    4039  
    4040 File "D:\ChimeraX 1.8\bin\Lib\site-
    4041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4042 return self.drawingParentVolume().data.origin 
    4043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4044  
    4045 See log for complete Python traceback. 
    4046  
    4047 Traceback (most recent call last): 
    4048 File "D:\ChimeraX 1.8\bin\Lib\site-
    4049 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4050 mouseMoveEvent 
    4051 self.moveSegmentationPuck(x, y, record_seg=False) 
    4052 File "D:\ChimeraX 1.8\bin\Lib\site-
    4053 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4054 moveSegmentationPuck 
    4055 drawing_origin = self.drawingOrigin() 
    4056 ^^^^^^^^^^^^^^^^^^^^ 
    4057 File "D:\ChimeraX 1.8\bin\Lib\site-
    4058 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4059 return self.drawingParentVolume().data.origin 
    4060 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4061 AttributeError: 'NoneType' object has no attribute 'data' 
    4062  
    4063 AttributeError: 'NoneType' object has no attribute 'data' 
    4064  
    4065 File "D:\ChimeraX 1.8\bin\Lib\site-
    4066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4067 return self.drawingParentVolume().data.origin 
    4068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4069  
    4070 See log for complete Python traceback. 
    4071  
    4072 Traceback (most recent call last): 
    4073 File "D:\ChimeraX 1.8\bin\Lib\site-
    4074 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4075 mouseMoveEvent 
    4076 self.moveSegmentationPuck(x, y, record_seg=False) 
    4077 File "D:\ChimeraX 1.8\bin\Lib\site-
    4078 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4079 moveSegmentationPuck 
    4080 drawing_origin = self.drawingOrigin() 
    4081 ^^^^^^^^^^^^^^^^^^^^ 
    4082 File "D:\ChimeraX 1.8\bin\Lib\site-
    4083 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4084 return self.drawingParentVolume().data.origin 
    4085 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4086 AttributeError: 'NoneType' object has no attribute 'data' 
    4087  
    4088 AttributeError: 'NoneType' object has no attribute 'data' 
    4089  
    4090 File "D:\ChimeraX 1.8\bin\Lib\site-
    4091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4092 return self.drawingParentVolume().data.origin 
    4093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4094  
    4095 See log for complete Python traceback. 
    4096  
    4097 Traceback (most recent call last): 
    4098 File "D:\ChimeraX 1.8\bin\Lib\site-
    4099 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4100 mouseMoveEvent 
    4101 self.moveSegmentationPuck(x, y, record_seg=False) 
    4102 File "D:\ChimeraX 1.8\bin\Lib\site-
    4103 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4104 moveSegmentationPuck 
    4105 drawing_origin = self.drawingOrigin() 
    4106 ^^^^^^^^^^^^^^^^^^^^ 
    4107 File "D:\ChimeraX 1.8\bin\Lib\site-
    4108 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4109 return self.drawingParentVolume().data.origin 
    4110 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4111 AttributeError: 'NoneType' object has no attribute 'data' 
    4112  
    4113 AttributeError: 'NoneType' object has no attribute 'data' 
    4114  
    4115 File "D:\ChimeraX 1.8\bin\Lib\site-
    4116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4117 return self.drawingParentVolume().data.origin 
    4118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4119  
    4120 See log for complete Python traceback. 
    4121  
    4122 Traceback (most recent call last): 
    4123 File "D:\ChimeraX 1.8\bin\Lib\site-
    4124 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4125 mouseMoveEvent 
    4126 self.moveSegmentationPuck(x, y, record_seg=False) 
    4127 File "D:\ChimeraX 1.8\bin\Lib\site-
    4128 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4129 moveSegmentationPuck 
    4130 drawing_origin = self.drawingOrigin() 
    4131 ^^^^^^^^^^^^^^^^^^^^ 
    4132 File "D:\ChimeraX 1.8\bin\Lib\site-
    4133 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4134 return self.drawingParentVolume().data.origin 
    4135 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4136 AttributeError: 'NoneType' object has no attribute 'data' 
    4137  
    4138 AttributeError: 'NoneType' object has no attribute 'data' 
    4139  
    4140 File "D:\ChimeraX 1.8\bin\Lib\site-
    4141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4142 return self.drawingParentVolume().data.origin 
    4143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4144  
    4145 See log for complete Python traceback. 
    4146  
    4147 Traceback (most recent call last): 
    4148 File "D:\ChimeraX 1.8\bin\Lib\site-
    4149 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4150 mouseMoveEvent 
    4151 self.moveSegmentationPuck(x, y, record_seg=False) 
    4152 File "D:\ChimeraX 1.8\bin\Lib\site-
    4153 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4154 moveSegmentationPuck 
    4155 drawing_origin = self.drawingOrigin() 
    4156 ^^^^^^^^^^^^^^^^^^^^ 
    4157 File "D:\ChimeraX 1.8\bin\Lib\site-
    4158 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4159 return self.drawingParentVolume().data.origin 
    4160 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4161 AttributeError: 'NoneType' object has no attribute 'data' 
    4162  
    4163 AttributeError: 'NoneType' object has no attribute 'data' 
    4164  
    4165 File "D:\ChimeraX 1.8\bin\Lib\site-
    4166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4167 return self.drawingParentVolume().data.origin 
    4168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4169  
    4170 See log for complete Python traceback. 
    4171  
    4172 Traceback (most recent call last): 
    4173 File "D:\ChimeraX 1.8\bin\Lib\site-
    4174 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4175 mouseMoveEvent 
    4176 self.moveSegmentationPuck(x, y, record_seg=False) 
    4177 File "D:\ChimeraX 1.8\bin\Lib\site-
    4178 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4179 moveSegmentationPuck 
    4180 drawing_origin = self.drawingOrigin() 
    4181 ^^^^^^^^^^^^^^^^^^^^ 
    4182 File "D:\ChimeraX 1.8\bin\Lib\site-
    4183 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4184 return self.drawingParentVolume().data.origin 
    4185 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4186 AttributeError: 'NoneType' object has no attribute 'data' 
    4187  
    4188 AttributeError: 'NoneType' object has no attribute 'data' 
    4189  
    4190 File "D:\ChimeraX 1.8\bin\Lib\site-
    4191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4192 return self.drawingParentVolume().data.origin 
    4193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4194  
    4195 See log for complete Python traceback. 
    4196  
    4197 Traceback (most recent call last): 
    4198 File "D:\ChimeraX 1.8\bin\Lib\site-
    4199 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4200 mouseMoveEvent 
    4201 self.moveSegmentationPuck(x, y, record_seg=False) 
    4202 File "D:\ChimeraX 1.8\bin\Lib\site-
    4203 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4204 moveSegmentationPuck 
    4205 drawing_origin = self.drawingOrigin() 
    4206 ^^^^^^^^^^^^^^^^^^^^ 
    4207 File "D:\ChimeraX 1.8\bin\Lib\site-
    4208 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4209 return self.drawingParentVolume().data.origin 
    4210 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4211 AttributeError: 'NoneType' object has no attribute 'data' 
    4212  
    4213 AttributeError: 'NoneType' object has no attribute 'data' 
    4214  
    4215 File "D:\ChimeraX 1.8\bin\Lib\site-
    4216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4217 return self.drawingParentVolume().data.origin 
    4218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4219  
    4220 See log for complete Python traceback. 
    4221  
    4222 Traceback (most recent call last): 
    4223 File "D:\ChimeraX 1.8\bin\Lib\site-
    4224 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4225 mouseMoveEvent 
    4226 self.moveSegmentationPuck(x, y, record_seg=False) 
    4227 File "D:\ChimeraX 1.8\bin\Lib\site-
    4228 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4229 moveSegmentationPuck 
    4230 drawing_origin = self.drawingOrigin() 
    4231 ^^^^^^^^^^^^^^^^^^^^ 
    4232 File "D:\ChimeraX 1.8\bin\Lib\site-
    4233 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4234 return self.drawingParentVolume().data.origin 
    4235 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4236 AttributeError: 'NoneType' object has no attribute 'data' 
    4237  
    4238 AttributeError: 'NoneType' object has no attribute 'data' 
    4239  
    4240 File "D:\ChimeraX 1.8\bin\Lib\site-
    4241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4242 return self.drawingParentVolume().data.origin 
    4243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4244  
    4245 See log for complete Python traceback. 
    4246  
    4247 Traceback (most recent call last): 
    4248 File "D:\ChimeraX 1.8\bin\Lib\site-
    4249 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4250 mouseMoveEvent 
    4251 self.moveSegmentationPuck(x, y, record_seg=False) 
    4252 File "D:\ChimeraX 1.8\bin\Lib\site-
    4253 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4254 moveSegmentationPuck 
    4255 drawing_origin = self.drawingOrigin() 
    4256 ^^^^^^^^^^^^^^^^^^^^ 
    4257 File "D:\ChimeraX 1.8\bin\Lib\site-
    4258 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4259 return self.drawingParentVolume().data.origin 
    4260 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4261 AttributeError: 'NoneType' object has no attribute 'data' 
    4262  
    4263 AttributeError: 'NoneType' object has no attribute 'data' 
    4264  
    4265 File "D:\ChimeraX 1.8\bin\Lib\site-
    4266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4267 return self.drawingParentVolume().data.origin 
    4268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4269  
    4270 See log for complete Python traceback. 
    4271  
    4272 Traceback (most recent call last): 
    4273 File "D:\ChimeraX 1.8\bin\Lib\site-
    4274 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4275 mouseMoveEvent 
    4276 self.moveSegmentationPuck(x, y, record_seg=False) 
    4277 File "D:\ChimeraX 1.8\bin\Lib\site-
    4278 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4279 moveSegmentationPuck 
    4280 drawing_origin = self.drawingOrigin() 
    4281 ^^^^^^^^^^^^^^^^^^^^ 
    4282 File "D:\ChimeraX 1.8\bin\Lib\site-
    4283 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4284 return self.drawingParentVolume().data.origin 
    4285 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4286 AttributeError: 'NoneType' object has no attribute 'data' 
    4287  
    4288 AttributeError: 'NoneType' object has no attribute 'data' 
    4289  
    4290 File "D:\ChimeraX 1.8\bin\Lib\site-
    4291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4292 return self.drawingParentVolume().data.origin 
    4293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4294  
    4295 See log for complete Python traceback. 
    4296  
    4297 Traceback (most recent call last): 
    4298 File "D:\ChimeraX 1.8\bin\Lib\site-
    4299 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4300 mouseMoveEvent 
    4301 self.moveSegmentationPuck(x, y, record_seg=False) 
    4302 File "D:\ChimeraX 1.8\bin\Lib\site-
    4303 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4304 moveSegmentationPuck 
    4305 drawing_origin = self.drawingOrigin() 
    4306 ^^^^^^^^^^^^^^^^^^^^ 
    4307 File "D:\ChimeraX 1.8\bin\Lib\site-
    4308 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4309 return self.drawingParentVolume().data.origin 
    4310 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4311 AttributeError: 'NoneType' object has no attribute 'data' 
    4312  
    4313 AttributeError: 'NoneType' object has no attribute 'data' 
    4314  
    4315 File "D:\ChimeraX 1.8\bin\Lib\site-
    4316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4317 return self.drawingParentVolume().data.origin 
    4318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4319  
    4320 See log for complete Python traceback. 
    4321  
    4322 Traceback (most recent call last): 
    4323 File "D:\ChimeraX 1.8\bin\Lib\site-
    4324 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4325 mouseMoveEvent 
    4326 self.moveSegmentationPuck(x, y, record_seg=False) 
    4327 File "D:\ChimeraX 1.8\bin\Lib\site-
    4328 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4329 moveSegmentationPuck 
    4330 drawing_origin = self.drawingOrigin() 
    4331 ^^^^^^^^^^^^^^^^^^^^ 
    4332 File "D:\ChimeraX 1.8\bin\Lib\site-
    4333 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4334 return self.drawingParentVolume().data.origin 
    4335 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4336 AttributeError: 'NoneType' object has no attribute 'data' 
    4337  
    4338 AttributeError: 'NoneType' object has no attribute 'data' 
    4339  
    4340 File "D:\ChimeraX 1.8\bin\Lib\site-
    4341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4342 return self.drawingParentVolume().data.origin 
    4343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4344  
    4345 See log for complete Python traceback. 
    4346  
    4347 Traceback (most recent call last): 
    4348 File "D:\ChimeraX 1.8\bin\Lib\site-
    4349 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4350 mouseMoveEvent 
    4351 self.moveSegmentationPuck(x, y, record_seg=False) 
    4352 File "D:\ChimeraX 1.8\bin\Lib\site-
    4353 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4354 moveSegmentationPuck 
    4355 drawing_origin = self.drawingOrigin() 
    4356 ^^^^^^^^^^^^^^^^^^^^ 
    4357 File "D:\ChimeraX 1.8\bin\Lib\site-
    4358 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4359 return self.drawingParentVolume().data.origin 
    4360 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4361 AttributeError: 'NoneType' object has no attribute 'data' 
    4362  
    4363 AttributeError: 'NoneType' object has no attribute 'data' 
    4364  
    4365 File "D:\ChimeraX 1.8\bin\Lib\site-
    4366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4367 return self.drawingParentVolume().data.origin 
    4368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4369  
    4370 See log for complete Python traceback. 
    4371  
    4372 Traceback (most recent call last): 
    4373 File "D:\ChimeraX 1.8\bin\Lib\site-
    4374 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4375 mouseMoveEvent 
    4376 self.moveSegmentationPuck(x, y, record_seg=False) 
    4377 File "D:\ChimeraX 1.8\bin\Lib\site-
    4378 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4379 moveSegmentationPuck 
    4380 drawing_origin = self.drawingOrigin() 
    4381 ^^^^^^^^^^^^^^^^^^^^ 
    4382 File "D:\ChimeraX 1.8\bin\Lib\site-
    4383 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4384 return self.drawingParentVolume().data.origin 
    4385 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4386 AttributeError: 'NoneType' object has no attribute 'data' 
    4387  
    4388 AttributeError: 'NoneType' object has no attribute 'data' 
    4389  
    4390 File "D:\ChimeraX 1.8\bin\Lib\site-
    4391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4392 return self.drawingParentVolume().data.origin 
    4393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4394  
    4395 See log for complete Python traceback. 
    4396  
    4397 Traceback (most recent call last): 
    4398 File "D:\ChimeraX 1.8\bin\Lib\site-
    4399 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4400 mouseMoveEvent 
    4401 self.moveSegmentationPuck(x, y, record_seg=False) 
    4402 File "D:\ChimeraX 1.8\bin\Lib\site-
    4403 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4404 moveSegmentationPuck 
    4405 drawing_origin = self.drawingOrigin() 
    4406 ^^^^^^^^^^^^^^^^^^^^ 
    4407 File "D:\ChimeraX 1.8\bin\Lib\site-
    4408 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4409 return self.drawingParentVolume().data.origin 
    4410 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4411 AttributeError: 'NoneType' object has no attribute 'data' 
    4412  
    4413 AttributeError: 'NoneType' object has no attribute 'data' 
    4414  
    4415 File "D:\ChimeraX 1.8\bin\Lib\site-
    4416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4417 return self.drawingParentVolume().data.origin 
    4418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4419  
    4420 See log for complete Python traceback. 
    4421  
    4422 Traceback (most recent call last): 
    4423 File "D:\ChimeraX 1.8\bin\Lib\site-
    4424 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4425 mouseMoveEvent 
    4426 self.moveSegmentationPuck(x, y, record_seg=False) 
    4427 File "D:\ChimeraX 1.8\bin\Lib\site-
    4428 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4429 moveSegmentationPuck 
    4430 drawing_origin = self.drawingOrigin() 
    4431 ^^^^^^^^^^^^^^^^^^^^ 
    4432 File "D:\ChimeraX 1.8\bin\Lib\site-
    4433 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4434 return self.drawingParentVolume().data.origin 
    4435 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4436 AttributeError: 'NoneType' object has no attribute 'data' 
    4437  
    4438 AttributeError: 'NoneType' object has no attribute 'data' 
    4439  
    4440 File "D:\ChimeraX 1.8\bin\Lib\site-
    4441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4442 return self.drawingParentVolume().data.origin 
    4443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4444  
    4445 See log for complete Python traceback. 
    4446  
    4447 Traceback (most recent call last): 
    4448 File "D:\ChimeraX 1.8\bin\Lib\site-
    4449 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4450 mouseMoveEvent 
    4451 self.moveSegmentationPuck(x, y, record_seg=False) 
    4452 File "D:\ChimeraX 1.8\bin\Lib\site-
    4453 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4454 moveSegmentationPuck 
    4455 drawing_origin = self.drawingOrigin() 
    4456 ^^^^^^^^^^^^^^^^^^^^ 
    4457 File "D:\ChimeraX 1.8\bin\Lib\site-
    4458 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4459 return self.drawingParentVolume().data.origin 
    4460 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4461 AttributeError: 'NoneType' object has no attribute 'data' 
    4462  
    4463 AttributeError: 'NoneType' object has no attribute 'data' 
    4464  
    4465 File "D:\ChimeraX 1.8\bin\Lib\site-
    4466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4467 return self.drawingParentVolume().data.origin 
    4468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4469  
    4470 See log for complete Python traceback. 
    4471  
    4472 Traceback (most recent call last): 
    4473 File "D:\ChimeraX 1.8\bin\Lib\site-
    4474 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4475 mouseMoveEvent 
    4476 self.moveSegmentationPuck(x, y, record_seg=False) 
    4477 File "D:\ChimeraX 1.8\bin\Lib\site-
    4478 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4479 moveSegmentationPuck 
    4480 drawing_origin = self.drawingOrigin() 
    4481 ^^^^^^^^^^^^^^^^^^^^ 
    4482 File "D:\ChimeraX 1.8\bin\Lib\site-
    4483 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4484 return self.drawingParentVolume().data.origin 
    4485 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4486 AttributeError: 'NoneType' object has no attribute 'data' 
    4487  
    4488 AttributeError: 'NoneType' object has no attribute 'data' 
    4489  
    4490 File "D:\ChimeraX 1.8\bin\Lib\site-
    4491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4492 return self.drawingParentVolume().data.origin 
    4493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4494  
    4495 See log for complete Python traceback. 
    4496  
    4497 Traceback (most recent call last): 
    4498 File "D:\ChimeraX 1.8\bin\Lib\site-
    4499 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4500 mouseMoveEvent 
    4501 self.moveSegmentationPuck(x, y, record_seg=False) 
    4502 File "D:\ChimeraX 1.8\bin\Lib\site-
    4503 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4504 moveSegmentationPuck 
    4505 drawing_origin = self.drawingOrigin() 
    4506 ^^^^^^^^^^^^^^^^^^^^ 
    4507 File "D:\ChimeraX 1.8\bin\Lib\site-
    4508 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4509 return self.drawingParentVolume().data.origin 
    4510 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4511 AttributeError: 'NoneType' object has no attribute 'data' 
    4512  
    4513 AttributeError: 'NoneType' object has no attribute 'data' 
    4514  
    4515 File "D:\ChimeraX 1.8\bin\Lib\site-
    4516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4517 return self.drawingParentVolume().data.origin 
    4518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4519  
    4520 See log for complete Python traceback. 
    4521  
    4522 Traceback (most recent call last): 
    4523 File "D:\ChimeraX 1.8\bin\Lib\site-
    4524 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4525 mouseMoveEvent 
    4526 self.moveSegmentationPuck(x, y, record_seg=False) 
    4527 File "D:\ChimeraX 1.8\bin\Lib\site-
    4528 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4529 moveSegmentationPuck 
    4530 drawing_origin = self.drawingOrigin() 
    4531 ^^^^^^^^^^^^^^^^^^^^ 
    4532 File "D:\ChimeraX 1.8\bin\Lib\site-
    4533 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4534 return self.drawingParentVolume().data.origin 
    4535 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4536 AttributeError: 'NoneType' object has no attribute 'data' 
    4537  
    4538 AttributeError: 'NoneType' object has no attribute 'data' 
    4539  
    4540 File "D:\ChimeraX 1.8\bin\Lib\site-
    4541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4542 return self.drawingParentVolume().data.origin 
    4543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4544  
    4545 See log for complete Python traceback. 
    4546  
    4547 Traceback (most recent call last): 
    4548 File "D:\ChimeraX 1.8\bin\Lib\site-
    4549 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4550 mouseMoveEvent 
    4551 self.moveSegmentationPuck(x, y, record_seg=False) 
    4552 File "D:\ChimeraX 1.8\bin\Lib\site-
    4553 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4554 moveSegmentationPuck 
    4555 drawing_origin = self.drawingOrigin() 
    4556 ^^^^^^^^^^^^^^^^^^^^ 
    4557 File "D:\ChimeraX 1.8\bin\Lib\site-
    4558 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4559 return self.drawingParentVolume().data.origin 
    4560 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4561 AttributeError: 'NoneType' object has no attribute 'data' 
    4562  
    4563 AttributeError: 'NoneType' object has no attribute 'data' 
    4564  
    4565 File "D:\ChimeraX 1.8\bin\Lib\site-
    4566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4567 return self.drawingParentVolume().data.origin 
    4568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4569  
    4570 See log for complete Python traceback. 
    4571  
    4572 Traceback (most recent call last): 
    4573 File "D:\ChimeraX 1.8\bin\Lib\site-
    4574 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4575 mouseMoveEvent 
    4576 self.moveSegmentationPuck(x, y, record_seg=False) 
    4577 File "D:\ChimeraX 1.8\bin\Lib\site-
    4578 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4579 moveSegmentationPuck 
    4580 drawing_origin = self.drawingOrigin() 
    4581 ^^^^^^^^^^^^^^^^^^^^ 
    4582 File "D:\ChimeraX 1.8\bin\Lib\site-
    4583 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4584 return self.drawingParentVolume().data.origin 
    4585 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4586 AttributeError: 'NoneType' object has no attribute 'data' 
    4587  
    4588 AttributeError: 'NoneType' object has no attribute 'data' 
    4589  
    4590 File "D:\ChimeraX 1.8\bin\Lib\site-
    4591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4592 return self.drawingParentVolume().data.origin 
    4593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4594  
    4595 See log for complete Python traceback. 
    4596  
    4597 Traceback (most recent call last): 
    4598 File "D:\ChimeraX 1.8\bin\Lib\site-
    4599 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4600 mouseMoveEvent 
    4601 self.moveSegmentationPuck(x, y, record_seg=False) 
    4602 File "D:\ChimeraX 1.8\bin\Lib\site-
    4603 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4604 moveSegmentationPuck 
    4605 drawing_origin = self.drawingOrigin() 
    4606 ^^^^^^^^^^^^^^^^^^^^ 
    4607 File "D:\ChimeraX 1.8\bin\Lib\site-
    4608 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4609 return self.drawingParentVolume().data.origin 
    4610 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4611 AttributeError: 'NoneType' object has no attribute 'data' 
    4612  
    4613 AttributeError: 'NoneType' object has no attribute 'data' 
    4614  
    4615 File "D:\ChimeraX 1.8\bin\Lib\site-
    4616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4617 return self.drawingParentVolume().data.origin 
    4618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4619  
    4620 See log for complete Python traceback. 
    4621  
    4622 Traceback (most recent call last): 
    4623 File "D:\ChimeraX 1.8\bin\Lib\site-
    4624 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4625 mouseMoveEvent 
    4626 self.moveSegmentationPuck(x, y, record_seg=False) 
    4627 File "D:\ChimeraX 1.8\bin\Lib\site-
    4628 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4629 moveSegmentationPuck 
    4630 drawing_origin = self.drawingOrigin() 
    4631 ^^^^^^^^^^^^^^^^^^^^ 
    4632 File "D:\ChimeraX 1.8\bin\Lib\site-
    4633 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4634 return self.drawingParentVolume().data.origin 
    4635 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4636 AttributeError: 'NoneType' object has no attribute 'data' 
    4637  
    4638 AttributeError: 'NoneType' object has no attribute 'data' 
    4639  
    4640 File "D:\ChimeraX 1.8\bin\Lib\site-
    4641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4642 return self.drawingParentVolume().data.origin 
    4643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4644  
    4645 See log for complete Python traceback. 
    4646  
    4647 Traceback (most recent call last): 
    4648 File "D:\ChimeraX 1.8\bin\Lib\site-
    4649 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4650 mouseMoveEvent 
    4651 self.moveSegmentationPuck(x, y, record_seg=False) 
    4652 File "D:\ChimeraX 1.8\bin\Lib\site-
    4653 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4654 moveSegmentationPuck 
    4655 drawing_origin = self.drawingOrigin() 
    4656 ^^^^^^^^^^^^^^^^^^^^ 
    4657 File "D:\ChimeraX 1.8\bin\Lib\site-
    4658 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4659 return self.drawingParentVolume().data.origin 
    4660 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4661 AttributeError: 'NoneType' object has no attribute 'data' 
    4662  
    4663 AttributeError: 'NoneType' object has no attribute 'data' 
    4664  
    4665 File "D:\ChimeraX 1.8\bin\Lib\site-
    4666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4667 return self.drawingParentVolume().data.origin 
    4668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4669  
    4670 See log for complete Python traceback. 
    4671  
    4672 Traceback (most recent call last): 
    4673 File "D:\ChimeraX 1.8\bin\Lib\site-
    4674 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4675 mouseMoveEvent 
    4676 self.moveSegmentationPuck(x, y, record_seg=False) 
    4677 File "D:\ChimeraX 1.8\bin\Lib\site-
    4678 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4679 moveSegmentationPuck 
    4680 drawing_origin = self.drawingOrigin() 
    4681 ^^^^^^^^^^^^^^^^^^^^ 
    4682 File "D:\ChimeraX 1.8\bin\Lib\site-
    4683 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4684 return self.drawingParentVolume().data.origin 
    4685 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4686 AttributeError: 'NoneType' object has no attribute 'data' 
    4687  
    4688 AttributeError: 'NoneType' object has no attribute 'data' 
    4689  
    4690 File "D:\ChimeraX 1.8\bin\Lib\site-
    4691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4692 return self.drawingParentVolume().data.origin 
    4693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4694  
    4695 See log for complete Python traceback. 
    4696  
    4697 Traceback (most recent call last): 
    4698 File "D:\ChimeraX 1.8\bin\Lib\site-
    4699 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4700 mouseMoveEvent 
    4701 self.moveSegmentationPuck(x, y, record_seg=False) 
    4702 File "D:\ChimeraX 1.8\bin\Lib\site-
    4703 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4704 moveSegmentationPuck 
    4705 drawing_origin = self.drawingOrigin() 
    4706 ^^^^^^^^^^^^^^^^^^^^ 
    4707 File "D:\ChimeraX 1.8\bin\Lib\site-
    4708 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4709 return self.drawingParentVolume().data.origin 
    4710 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4711 AttributeError: 'NoneType' object has no attribute 'data' 
    4712  
    4713 AttributeError: 'NoneType' object has no attribute 'data' 
    4714  
    4715 File "D:\ChimeraX 1.8\bin\Lib\site-
    4716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4717 return self.drawingParentVolume().data.origin 
    4718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4719  
    4720 See log for complete Python traceback. 
    4721  
    4722 Traceback (most recent call last): 
    4723 File "D:\ChimeraX 1.8\bin\Lib\site-
    4724 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4725 mouseMoveEvent 
    4726 self.moveSegmentationPuck(x, y, record_seg=False) 
    4727 File "D:\ChimeraX 1.8\bin\Lib\site-
    4728 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4729 moveSegmentationPuck 
    4730 drawing_origin = self.drawingOrigin() 
    4731 ^^^^^^^^^^^^^^^^^^^^ 
    4732 File "D:\ChimeraX 1.8\bin\Lib\site-
    4733 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4734 return self.drawingParentVolume().data.origin 
    4735 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4736 AttributeError: 'NoneType' object has no attribute 'data' 
    4737  
    4738 AttributeError: 'NoneType' object has no attribute 'data' 
    4739  
    4740 File "D:\ChimeraX 1.8\bin\Lib\site-
    4741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4742 return self.drawingParentVolume().data.origin 
    4743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4744  
    4745 See log for complete Python traceback. 
    4746  
    4747 Traceback (most recent call last): 
    4748 File "D:\ChimeraX 1.8\bin\Lib\site-
    4749 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4750 mouseMoveEvent 
    4751 self.moveSegmentationPuck(x, y, record_seg=False) 
    4752 File "D:\ChimeraX 1.8\bin\Lib\site-
    4753 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4754 moveSegmentationPuck 
    4755 drawing_origin = self.drawingOrigin() 
    4756 ^^^^^^^^^^^^^^^^^^^^ 
    4757 File "D:\ChimeraX 1.8\bin\Lib\site-
    4758 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4759 return self.drawingParentVolume().data.origin 
    4760 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4761 AttributeError: 'NoneType' object has no attribute 'data' 
    4762  
    4763 AttributeError: 'NoneType' object has no attribute 'data' 
    4764  
    4765 File "D:\ChimeraX 1.8\bin\Lib\site-
    4766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4767 return self.drawingParentVolume().data.origin 
    4768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4769  
    4770 See log for complete Python traceback. 
    4771  
    4772 Traceback (most recent call last): 
    4773 File "D:\ChimeraX 1.8\bin\Lib\site-
    4774 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4775 mouseMoveEvent 
    4776 self.moveSegmentationPuck(x, y, record_seg=False) 
    4777 File "D:\ChimeraX 1.8\bin\Lib\site-
    4778 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4779 moveSegmentationPuck 
    4780 drawing_origin = self.drawingOrigin() 
    4781 ^^^^^^^^^^^^^^^^^^^^ 
    4782 File "D:\ChimeraX 1.8\bin\Lib\site-
    4783 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4784 return self.drawingParentVolume().data.origin 
    4785 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4786 AttributeError: 'NoneType' object has no attribute 'data' 
    4787  
    4788 AttributeError: 'NoneType' object has no attribute 'data' 
    4789  
    4790 File "D:\ChimeraX 1.8\bin\Lib\site-
    4791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4792 return self.drawingParentVolume().data.origin 
    4793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4794  
    4795 See log for complete Python traceback. 
    4796  
    4797 Traceback (most recent call last): 
    4798 File "D:\ChimeraX 1.8\bin\Lib\site-
    4799 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4800 mouseMoveEvent 
    4801 self.moveSegmentationPuck(x, y, record_seg=False) 
    4802 File "D:\ChimeraX 1.8\bin\Lib\site-
    4803 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4804 moveSegmentationPuck 
    4805 drawing_origin = self.drawingOrigin() 
    4806 ^^^^^^^^^^^^^^^^^^^^ 
    4807 File "D:\ChimeraX 1.8\bin\Lib\site-
    4808 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4809 return self.drawingParentVolume().data.origin 
    4810 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4811 AttributeError: 'NoneType' object has no attribute 'data' 
    4812  
    4813 AttributeError: 'NoneType' object has no attribute 'data' 
    4814  
    4815 File "D:\ChimeraX 1.8\bin\Lib\site-
    4816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4817 return self.drawingParentVolume().data.origin 
    4818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4819  
    4820 See log for complete Python traceback. 
    4821  
    4822 Traceback (most recent call last): 
    4823 File "D:\ChimeraX 1.8\bin\Lib\site-
    4824 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4825 mouseMoveEvent 
    4826 self.moveSegmentationPuck(x, y, record_seg=False) 
    4827 File "D:\ChimeraX 1.8\bin\Lib\site-
    4828 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4829 moveSegmentationPuck 
    4830 drawing_origin = self.drawingOrigin() 
    4831 ^^^^^^^^^^^^^^^^^^^^ 
    4832 File "D:\ChimeraX 1.8\bin\Lib\site-
    4833 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4834 return self.drawingParentVolume().data.origin 
    4835 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4836 AttributeError: 'NoneType' object has no attribute 'data' 
    4837  
    4838 AttributeError: 'NoneType' object has no attribute 'data' 
    4839  
    4840 File "D:\ChimeraX 1.8\bin\Lib\site-
    4841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4842 return self.drawingParentVolume().data.origin 
    4843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4844  
    4845 See log for complete Python traceback. 
    4846  
    4847 Traceback (most recent call last): 
    4848 File "D:\ChimeraX 1.8\bin\Lib\site-
    4849 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4850 mouseMoveEvent 
    4851 self.moveSegmentationPuck(x, y, record_seg=False) 
    4852 File "D:\ChimeraX 1.8\bin\Lib\site-
    4853 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4854 moveSegmentationPuck 
    4855 drawing_origin = self.drawingOrigin() 
    4856 ^^^^^^^^^^^^^^^^^^^^ 
    4857 File "D:\ChimeraX 1.8\bin\Lib\site-
    4858 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4859 return self.drawingParentVolume().data.origin 
    4860 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4861 AttributeError: 'NoneType' object has no attribute 'data' 
    4862  
    4863 AttributeError: 'NoneType' object has no attribute 'data' 
    4864  
    4865 File "D:\ChimeraX 1.8\bin\Lib\site-
    4866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4867 return self.drawingParentVolume().data.origin 
    4868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4869  
    4870 See log for complete Python traceback. 
    4871  
    4872 Traceback (most recent call last): 
    4873 File "D:\ChimeraX 1.8\bin\Lib\site-
    4874 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4875 mouseMoveEvent 
    4876 self.moveSegmentationPuck(x, y, record_seg=False) 
    4877 File "D:\ChimeraX 1.8\bin\Lib\site-
    4878 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4879 moveSegmentationPuck 
    4880 drawing_origin = self.drawingOrigin() 
    4881 ^^^^^^^^^^^^^^^^^^^^ 
    4882 File "D:\ChimeraX 1.8\bin\Lib\site-
    4883 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4884 return self.drawingParentVolume().data.origin 
    4885 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4886 AttributeError: 'NoneType' object has no attribute 'data' 
    4887  
    4888 AttributeError: 'NoneType' object has no attribute 'data' 
    4889  
    4890 File "D:\ChimeraX 1.8\bin\Lib\site-
    4891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4892 return self.drawingParentVolume().data.origin 
    4893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4894  
    4895 See log for complete Python traceback. 
    4896  
    4897 Traceback (most recent call last): 
    4898 File "D:\ChimeraX 1.8\bin\Lib\site-
    4899 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4900 mouseMoveEvent 
    4901 self.moveSegmentationPuck(x, y, record_seg=False) 
    4902 File "D:\ChimeraX 1.8\bin\Lib\site-
    4903 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4904 moveSegmentationPuck 
    4905 drawing_origin = self.drawingOrigin() 
    4906 ^^^^^^^^^^^^^^^^^^^^ 
    4907 File "D:\ChimeraX 1.8\bin\Lib\site-
    4908 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4909 return self.drawingParentVolume().data.origin 
    4910 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4911 AttributeError: 'NoneType' object has no attribute 'data' 
    4912  
    4913 AttributeError: 'NoneType' object has no attribute 'data' 
    4914  
    4915 File "D:\ChimeraX 1.8\bin\Lib\site-
    4916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4917 return self.drawingParentVolume().data.origin 
    4918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4919  
    4920 See log for complete Python traceback. 
    4921  
    4922 Traceback (most recent call last): 
    4923 File "D:\ChimeraX 1.8\bin\Lib\site-
    4924 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4925 mouseMoveEvent 
    4926 self.moveSegmentationPuck(x, y, record_seg=False) 
    4927 File "D:\ChimeraX 1.8\bin\Lib\site-
    4928 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4929 moveSegmentationPuck 
    4930 drawing_origin = self.drawingOrigin() 
    4931 ^^^^^^^^^^^^^^^^^^^^ 
    4932 File "D:\ChimeraX 1.8\bin\Lib\site-
    4933 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4934 return self.drawingParentVolume().data.origin 
    4935 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4936 AttributeError: 'NoneType' object has no attribute 'data' 
    4937  
    4938 AttributeError: 'NoneType' object has no attribute 'data' 
    4939  
    4940 File "D:\ChimeraX 1.8\bin\Lib\site-
    4941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4942 return self.drawingParentVolume().data.origin 
    4943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4944  
    4945 See log for complete Python traceback. 
    4946  
    4947 Traceback (most recent call last): 
    4948 File "D:\ChimeraX 1.8\bin\Lib\site-
    4949 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4950 mouseMoveEvent 
    4951 self.moveSegmentationPuck(x, y, record_seg=False) 
    4952 File "D:\ChimeraX 1.8\bin\Lib\site-
    4953 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4954 moveSegmentationPuck 
    4955 drawing_origin = self.drawingOrigin() 
    4956 ^^^^^^^^^^^^^^^^^^^^ 
    4957 File "D:\ChimeraX 1.8\bin\Lib\site-
    4958 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4959 return self.drawingParentVolume().data.origin 
    4960 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4961 AttributeError: 'NoneType' object has no attribute 'data' 
    4962  
    4963 AttributeError: 'NoneType' object has no attribute 'data' 
    4964  
    4965 File "D:\ChimeraX 1.8\bin\Lib\site-
    4966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4967 return self.drawingParentVolume().data.origin 
    4968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4969  
    4970 See log for complete Python traceback. 
    4971  
    4972 Traceback (most recent call last): 
    4973 File "D:\ChimeraX 1.8\bin\Lib\site-
    4974 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    4975 mouseMoveEvent 
    4976 self.moveSegmentationPuck(x, y, record_seg=False) 
    4977 File "D:\ChimeraX 1.8\bin\Lib\site-
    4978 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    4979 moveSegmentationPuck 
    4980 drawing_origin = self.drawingOrigin() 
    4981 ^^^^^^^^^^^^^^^^^^^^ 
    4982 File "D:\ChimeraX 1.8\bin\Lib\site-
    4983 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4984 return self.drawingParentVolume().data.origin 
    4985 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4986 AttributeError: 'NoneType' object has no attribute 'data' 
    4987  
    4988 AttributeError: 'NoneType' object has no attribute 'data' 
    4989  
    4990 File "D:\ChimeraX 1.8\bin\Lib\site-
    4991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    4992 return self.drawingParentVolume().data.origin 
    4993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    4994  
    4995 See log for complete Python traceback. 
    4996  
    4997 Traceback (most recent call last): 
    4998 File "D:\ChimeraX 1.8\bin\Lib\site-
    4999 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5000 mouseMoveEvent 
    5001 self.moveSegmentationPuck(x, y, record_seg=False) 
    5002 File "D:\ChimeraX 1.8\bin\Lib\site-
    5003 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5004 moveSegmentationPuck 
    5005 drawing_origin = self.drawingOrigin() 
    5006 ^^^^^^^^^^^^^^^^^^^^ 
    5007 File "D:\ChimeraX 1.8\bin\Lib\site-
    5008 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5009 return self.drawingParentVolume().data.origin 
    5010 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5011 AttributeError: 'NoneType' object has no attribute 'data' 
    5012  
    5013 AttributeError: 'NoneType' object has no attribute 'data' 
    5014  
    5015 File "D:\ChimeraX 1.8\bin\Lib\site-
    5016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5017 return self.drawingParentVolume().data.origin 
    5018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5019  
    5020 See log for complete Python traceback. 
    5021  
    5022 Traceback (most recent call last): 
    5023 File "D:\ChimeraX 1.8\bin\Lib\site-
    5024 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5025 mouseMoveEvent 
    5026 self.moveSegmentationPuck(x, y, record_seg=False) 
    5027 File "D:\ChimeraX 1.8\bin\Lib\site-
    5028 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5029 moveSegmentationPuck 
    5030 drawing_origin = self.drawingOrigin() 
    5031 ^^^^^^^^^^^^^^^^^^^^ 
    5032 File "D:\ChimeraX 1.8\bin\Lib\site-
    5033 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5034 return self.drawingParentVolume().data.origin 
    5035 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5036 AttributeError: 'NoneType' object has no attribute 'data' 
    5037  
    5038 AttributeError: 'NoneType' object has no attribute 'data' 
    5039  
    5040 File "D:\ChimeraX 1.8\bin\Lib\site-
    5041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5042 return self.drawingParentVolume().data.origin 
    5043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5044  
    5045 See log for complete Python traceback. 
    5046  
    50472754
    5048 QWindowsWindow::setGeometry: Unable to set geometry 750x576+1225+650 (frame:
    5049 768x623+1216+612) on QWidgetWindow/"QDockWidgetClassWindow" on
    5050 "\\\\.\DISPLAY1". Resulting geometry: 754x585+1223+643 (frame:
    5051 772x632+1214+605) margins: 9, 38, 9, 9 minimum size: 600x315 maximum size:
    5052 524287x524287 MINMAXINFO(maxSize=POINT(x=0, y=0), maxpos=POINT(x=0, y=0),
    5053 maxtrack=POINT(x=655377, y=655406), mintrack=POINT(x=768, y=441))) 
     2755[deleted to fit within ticket limits]
    50542756
    5055 Traceback (most recent call last): 
    5056 File "D:\ChimeraX 1.8\bin\Lib\site-
    5057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5058 mouseMoveEvent 
    5059 self.moveSegmentationPuck(x, y, record_seg=False) 
    5060 File "D:\ChimeraX 1.8\bin\Lib\site-
    5061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5062 moveSegmentationPuck 
    5063 drawing_origin = self.drawingOrigin() 
    5064 ^^^^^^^^^^^^^^^^^^^^ 
    5065 File "D:\ChimeraX 1.8\bin\Lib\site-
    5066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5067 return self.drawingParentVolume().data.origin 
    5068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5069 AttributeError: 'NoneType' object has no attribute 'data' 
    5070  
    5071 AttributeError: 'NoneType' object has no attribute 'data' 
    5072  
    5073 File "D:\ChimeraX 1.8\bin\Lib\site-
    5074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5075 return self.drawingParentVolume().data.origin 
    5076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5077  
    5078 See log for complete Python traceback. 
    5079  
    5080 Traceback (most recent call last): 
    5081 File "D:\ChimeraX 1.8\bin\Lib\site-
    5082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5083 mouseMoveEvent 
    5084 self.moveSegmentationPuck(x, y, record_seg=False) 
    5085 File "D:\ChimeraX 1.8\bin\Lib\site-
    5086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5087 moveSegmentationPuck 
    5088 drawing_origin = self.drawingOrigin() 
    5089 ^^^^^^^^^^^^^^^^^^^^ 
    5090 File "D:\ChimeraX 1.8\bin\Lib\site-
    5091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5092 return self.drawingParentVolume().data.origin 
    5093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5094 AttributeError: 'NoneType' object has no attribute 'data' 
    5095  
    5096 AttributeError: 'NoneType' object has no attribute 'data' 
    5097  
    5098 File "D:\ChimeraX 1.8\bin\Lib\site-
    5099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5100 return self.drawingParentVolume().data.origin 
    5101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5102  
    5103 See log for complete Python traceback. 
    5104  
    5105 Traceback (most recent call last): 
    5106 File "D:\ChimeraX 1.8\bin\Lib\site-
    5107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5108 mouseMoveEvent 
    5109 self.moveSegmentationPuck(x, y, record_seg=False) 
    5110 File "D:\ChimeraX 1.8\bin\Lib\site-
    5111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5112 moveSegmentationPuck 
    5113 drawing_origin = self.drawingOrigin() 
    5114 ^^^^^^^^^^^^^^^^^^^^ 
    5115 File "D:\ChimeraX 1.8\bin\Lib\site-
    5116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5117 return self.drawingParentVolume().data.origin 
    5118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5119 AttributeError: 'NoneType' object has no attribute 'data' 
    5120  
    5121 AttributeError: 'NoneType' object has no attribute 'data' 
    5122  
    5123 File "D:\ChimeraX 1.8\bin\Lib\site-
    5124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5125 return self.drawingParentVolume().data.origin 
    5126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5127  
    5128 See log for complete Python traceback. 
    5129  
    5130 Traceback (most recent call last): 
    5131 File "D:\ChimeraX 1.8\bin\Lib\site-
    5132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5133 mouseMoveEvent 
    5134 self.moveSegmentationPuck(x, y, record_seg=False) 
    5135 File "D:\ChimeraX 1.8\bin\Lib\site-
    5136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5137 moveSegmentationPuck 
    5138 drawing_origin = self.drawingOrigin() 
    5139 ^^^^^^^^^^^^^^^^^^^^ 
    5140 File "D:\ChimeraX 1.8\bin\Lib\site-
    5141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5142 return self.drawingParentVolume().data.origin 
    5143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5144 AttributeError: 'NoneType' object has no attribute 'data' 
    5145  
    5146 AttributeError: 'NoneType' object has no attribute 'data' 
    5147  
    5148 File "D:\ChimeraX 1.8\bin\Lib\site-
    5149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5150 return self.drawingParentVolume().data.origin 
    5151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5152  
    5153 See log for complete Python traceback. 
    5154  
    5155 Traceback (most recent call last): 
    5156 File "D:\ChimeraX 1.8\bin\Lib\site-
    5157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5158 mouseMoveEvent 
    5159 self.moveSegmentationPuck(x, y, record_seg=False) 
    5160 File "D:\ChimeraX 1.8\bin\Lib\site-
    5161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5162 moveSegmentationPuck 
    5163 drawing_origin = self.drawingOrigin() 
    5164 ^^^^^^^^^^^^^^^^^^^^ 
    5165 File "D:\ChimeraX 1.8\bin\Lib\site-
    5166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5167 return self.drawingParentVolume().data.origin 
    5168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5169 AttributeError: 'NoneType' object has no attribute 'data' 
    5170  
    5171 AttributeError: 'NoneType' object has no attribute 'data' 
    5172  
    5173 File "D:\ChimeraX 1.8\bin\Lib\site-
    5174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5175 return self.drawingParentVolume().data.origin 
    5176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5177  
    5178 See log for complete Python traceback. 
    5179  
    5180 Traceback (most recent call last): 
    5181 File "D:\ChimeraX 1.8\bin\Lib\site-
    5182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5183 mouseMoveEvent 
    5184 self.moveSegmentationPuck(x, y, record_seg=False) 
    5185 File "D:\ChimeraX 1.8\bin\Lib\site-
    5186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5187 moveSegmentationPuck 
    5188 drawing_origin = self.drawingOrigin() 
    5189 ^^^^^^^^^^^^^^^^^^^^ 
    5190 File "D:\ChimeraX 1.8\bin\Lib\site-
    5191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5192 return self.drawingParentVolume().data.origin 
    5193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5194 AttributeError: 'NoneType' object has no attribute 'data' 
    5195  
    5196 AttributeError: 'NoneType' object has no attribute 'data' 
    5197  
    5198 File "D:\ChimeraX 1.8\bin\Lib\site-
    5199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5200 return self.drawingParentVolume().data.origin 
    5201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5202  
    5203 See log for complete Python traceback. 
    5204  
    5205 Traceback (most recent call last): 
    5206 File "D:\ChimeraX 1.8\bin\Lib\site-
    5207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5208 mouseMoveEvent 
    5209 self.moveSegmentationPuck(x, y, record_seg=False) 
    5210 File "D:\ChimeraX 1.8\bin\Lib\site-
    5211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5212 moveSegmentationPuck 
    5213 drawing_origin = self.drawingOrigin() 
    5214 ^^^^^^^^^^^^^^^^^^^^ 
    5215 File "D:\ChimeraX 1.8\bin\Lib\site-
    5216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5217 return self.drawingParentVolume().data.origin 
    5218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5219 AttributeError: 'NoneType' object has no attribute 'data' 
    5220  
    5221 AttributeError: 'NoneType' object has no attribute 'data' 
    5222  
    5223 File "D:\ChimeraX 1.8\bin\Lib\site-
    5224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5225 return self.drawingParentVolume().data.origin 
    5226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5227  
    5228 See log for complete Python traceback. 
    5229  
    5230 Traceback (most recent call last): 
    5231 File "D:\ChimeraX 1.8\bin\Lib\site-
    5232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5233 mouseMoveEvent 
    5234 self.moveSegmentationPuck(x, y, record_seg=False) 
    5235 File "D:\ChimeraX 1.8\bin\Lib\site-
    5236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5237 moveSegmentationPuck 
    5238 drawing_origin = self.drawingOrigin() 
    5239 ^^^^^^^^^^^^^^^^^^^^ 
    5240 File "D:\ChimeraX 1.8\bin\Lib\site-
    5241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5242 return self.drawingParentVolume().data.origin 
    5243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5244 AttributeError: 'NoneType' object has no attribute 'data' 
    5245  
    5246 AttributeError: 'NoneType' object has no attribute 'data' 
    5247  
    5248 File "D:\ChimeraX 1.8\bin\Lib\site-
    5249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5250 return self.drawingParentVolume().data.origin 
    5251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5252  
    5253 See log for complete Python traceback. 
    5254  
    5255 Traceback (most recent call last): 
    5256 File "D:\ChimeraX 1.8\bin\Lib\site-
    5257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5258 mouseMoveEvent 
    5259 self.moveSegmentationPuck(x, y, record_seg=False) 
    5260 File "D:\ChimeraX 1.8\bin\Lib\site-
    5261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5262 moveSegmentationPuck 
    5263 drawing_origin = self.drawingOrigin() 
    5264 ^^^^^^^^^^^^^^^^^^^^ 
    5265 File "D:\ChimeraX 1.8\bin\Lib\site-
    5266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5267 return self.drawingParentVolume().data.origin 
    5268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5269 AttributeError: 'NoneType' object has no attribute 'data' 
    5270  
    5271 AttributeError: 'NoneType' object has no attribute 'data' 
    5272  
    5273 File "D:\ChimeraX 1.8\bin\Lib\site-
    5274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5275 return self.drawingParentVolume().data.origin 
    5276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5277  
    5278 See log for complete Python traceback. 
    5279  
    5280 Traceback (most recent call last): 
    5281 File "D:\ChimeraX 1.8\bin\Lib\site-
    5282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5283 mouseMoveEvent 
    5284 self.moveSegmentationPuck(x, y, record_seg=False) 
    5285 File "D:\ChimeraX 1.8\bin\Lib\site-
    5286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5287 moveSegmentationPuck 
    5288 drawing_origin = self.drawingOrigin() 
    5289 ^^^^^^^^^^^^^^^^^^^^ 
    5290 File "D:\ChimeraX 1.8\bin\Lib\site-
    5291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5292 return self.drawingParentVolume().data.origin 
    5293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5294 AttributeError: 'NoneType' object has no attribute 'data' 
    5295  
    5296 AttributeError: 'NoneType' object has no attribute 'data' 
    5297  
    5298 File "D:\ChimeraX 1.8\bin\Lib\site-
    5299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5300 return self.drawingParentVolume().data.origin 
    5301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5302  
    5303 See log for complete Python traceback. 
    5304  
    5305 Traceback (most recent call last): 
    5306 File "D:\ChimeraX 1.8\bin\Lib\site-
    5307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5308 mouseMoveEvent 
    5309 self.moveSegmentationPuck(x, y, record_seg=False) 
    5310 File "D:\ChimeraX 1.8\bin\Lib\site-
    5311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5312 moveSegmentationPuck 
    5313 drawing_origin = self.drawingOrigin() 
    5314 ^^^^^^^^^^^^^^^^^^^^ 
    5315 File "D:\ChimeraX 1.8\bin\Lib\site-
    5316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5317 return self.drawingParentVolume().data.origin 
    5318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5319 AttributeError: 'NoneType' object has no attribute 'data' 
    5320  
    5321 AttributeError: 'NoneType' object has no attribute 'data' 
    5322  
    5323 File "D:\ChimeraX 1.8\bin\Lib\site-
    5324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5325 return self.drawingParentVolume().data.origin 
    5326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5327  
    5328 See log for complete Python traceback. 
    5329  
    5330 Traceback (most recent call last): 
    5331 File "D:\ChimeraX 1.8\bin\Lib\site-
    5332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5333 mouseMoveEvent 
    5334 self.moveSegmentationPuck(x, y, record_seg=False) 
    5335 File "D:\ChimeraX 1.8\bin\Lib\site-
    5336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5337 moveSegmentationPuck 
    5338 drawing_origin = self.drawingOrigin() 
    5339 ^^^^^^^^^^^^^^^^^^^^ 
    5340 File "D:\ChimeraX 1.8\bin\Lib\site-
    5341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5342 return self.drawingParentVolume().data.origin 
    5343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5344 AttributeError: 'NoneType' object has no attribute 'data' 
    5345  
    5346 AttributeError: 'NoneType' object has no attribute 'data' 
    5347  
    5348 File "D:\ChimeraX 1.8\bin\Lib\site-
    5349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5350 return self.drawingParentVolume().data.origin 
    5351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5352  
    5353 See log for complete Python traceback. 
    5354  
    5355 Traceback (most recent call last): 
    5356 File "D:\ChimeraX 1.8\bin\Lib\site-
    5357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5358 mouseMoveEvent 
    5359 self.moveSegmentationPuck(x, y, record_seg=False) 
    5360 File "D:\ChimeraX 1.8\bin\Lib\site-
    5361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5362 moveSegmentationPuck 
    5363 drawing_origin = self.drawingOrigin() 
    5364 ^^^^^^^^^^^^^^^^^^^^ 
    5365 File "D:\ChimeraX 1.8\bin\Lib\site-
    5366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5367 return self.drawingParentVolume().data.origin 
    5368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5369 AttributeError: 'NoneType' object has no attribute 'data' 
    5370  
    5371 AttributeError: 'NoneType' object has no attribute 'data' 
    5372  
    5373 File "D:\ChimeraX 1.8\bin\Lib\site-
    5374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5375 return self.drawingParentVolume().data.origin 
    5376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5377  
    5378 See log for complete Python traceback. 
    5379  
    5380 Traceback (most recent call last): 
    5381 File "D:\ChimeraX 1.8\bin\Lib\site-
    5382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5383 mouseMoveEvent 
    5384 self.moveSegmentationPuck(x, y, record_seg=False) 
    5385 File "D:\ChimeraX 1.8\bin\Lib\site-
    5386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5387 moveSegmentationPuck 
    5388 drawing_origin = self.drawingOrigin() 
    5389 ^^^^^^^^^^^^^^^^^^^^ 
    5390 File "D:\ChimeraX 1.8\bin\Lib\site-
    5391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5392 return self.drawingParentVolume().data.origin 
    5393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5394 AttributeError: 'NoneType' object has no attribute 'data' 
    5395  
    5396 AttributeError: 'NoneType' object has no attribute 'data' 
    5397  
    5398 File "D:\ChimeraX 1.8\bin\Lib\site-
    5399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5400 return self.drawingParentVolume().data.origin 
    5401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5402  
    5403 See log for complete Python traceback. 
    5404  
    5405 Traceback (most recent call last): 
    5406 File "D:\ChimeraX 1.8\bin\Lib\site-
    5407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5408 mouseMoveEvent 
    5409 self.moveSegmentationPuck(x, y, record_seg=False) 
    5410 File "D:\ChimeraX 1.8\bin\Lib\site-
    5411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5412 moveSegmentationPuck 
    5413 drawing_origin = self.drawingOrigin() 
    5414 ^^^^^^^^^^^^^^^^^^^^ 
    5415 File "D:\ChimeraX 1.8\bin\Lib\site-
    5416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5417 return self.drawingParentVolume().data.origin 
    5418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5419 AttributeError: 'NoneType' object has no attribute 'data' 
    5420  
    5421 AttributeError: 'NoneType' object has no attribute 'data' 
    5422  
    5423 File "D:\ChimeraX 1.8\bin\Lib\site-
    5424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5425 return self.drawingParentVolume().data.origin 
    5426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5427  
    5428 See log for complete Python traceback. 
    5429  
    5430 Traceback (most recent call last): 
    5431 File "D:\ChimeraX 1.8\bin\Lib\site-
    5432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5433 mouseMoveEvent 
    5434 self.moveSegmentationPuck(x, y, record_seg=False) 
    5435 File "D:\ChimeraX 1.8\bin\Lib\site-
    5436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5437 moveSegmentationPuck 
    5438 drawing_origin = self.drawingOrigin() 
    5439 ^^^^^^^^^^^^^^^^^^^^ 
    5440 File "D:\ChimeraX 1.8\bin\Lib\site-
    5441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5442 return self.drawingParentVolume().data.origin 
    5443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5444 AttributeError: 'NoneType' object has no attribute 'data' 
    5445  
    5446 AttributeError: 'NoneType' object has no attribute 'data' 
    5447  
    5448 File "D:\ChimeraX 1.8\bin\Lib\site-
    5449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5450 return self.drawingParentVolume().data.origin 
    5451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5452  
    5453 See log for complete Python traceback. 
    5454  
    5455 Traceback (most recent call last): 
    5456 File "D:\ChimeraX 1.8\bin\Lib\site-
    5457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5458 mouseMoveEvent 
    5459 self.moveSegmentationPuck(x, y, record_seg=False) 
    5460 File "D:\ChimeraX 1.8\bin\Lib\site-
    5461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5462 moveSegmentationPuck 
    5463 drawing_origin = self.drawingOrigin() 
    5464 ^^^^^^^^^^^^^^^^^^^^ 
    5465 File "D:\ChimeraX 1.8\bin\Lib\site-
    5466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5467 return self.drawingParentVolume().data.origin 
    5468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5469 AttributeError: 'NoneType' object has no attribute 'data' 
    5470  
    5471 AttributeError: 'NoneType' object has no attribute 'data' 
    5472  
    5473 File "D:\ChimeraX 1.8\bin\Lib\site-
    5474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5475 return self.drawingParentVolume().data.origin 
    5476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5477  
    5478 See log for complete Python traceback. 
    5479  
    5480 Traceback (most recent call last): 
    5481 File "D:\ChimeraX 1.8\bin\Lib\site-
    5482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5483 mouseMoveEvent 
    5484 self.moveSegmentationPuck(x, y, record_seg=False) 
    5485 File "D:\ChimeraX 1.8\bin\Lib\site-
    5486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5487 moveSegmentationPuck 
    5488 drawing_origin = self.drawingOrigin() 
    5489 ^^^^^^^^^^^^^^^^^^^^ 
    5490 File "D:\ChimeraX 1.8\bin\Lib\site-
    5491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5492 return self.drawingParentVolume().data.origin 
    5493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5494 AttributeError: 'NoneType' object has no attribute 'data' 
    5495  
    5496 AttributeError: 'NoneType' object has no attribute 'data' 
    5497  
    5498 File "D:\ChimeraX 1.8\bin\Lib\site-
    5499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5500 return self.drawingParentVolume().data.origin 
    5501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5502  
    5503 See log for complete Python traceback. 
    5504  
    5505 Traceback (most recent call last): 
    5506 File "D:\ChimeraX 1.8\bin\Lib\site-
    5507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5508 mouseMoveEvent 
    5509 self.moveSegmentationPuck(x, y, record_seg=False) 
    5510 File "D:\ChimeraX 1.8\bin\Lib\site-
    5511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5512 moveSegmentationPuck 
    5513 drawing_origin = self.drawingOrigin() 
    5514 ^^^^^^^^^^^^^^^^^^^^ 
    5515 File "D:\ChimeraX 1.8\bin\Lib\site-
    5516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5517 return self.drawingParentVolume().data.origin 
    5518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5519 AttributeError: 'NoneType' object has no attribute 'data' 
    5520  
    5521 AttributeError: 'NoneType' object has no attribute 'data' 
    5522  
    5523 File "D:\ChimeraX 1.8\bin\Lib\site-
    5524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5525 return self.drawingParentVolume().data.origin 
    5526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5527  
    5528 See log for complete Python traceback. 
    5529  
    5530 Traceback (most recent call last): 
    5531 File "D:\ChimeraX 1.8\bin\Lib\site-
    5532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5533 mouseMoveEvent 
    5534 self.moveSegmentationPuck(x, y, record_seg=False) 
    5535 File "D:\ChimeraX 1.8\bin\Lib\site-
    5536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5537 moveSegmentationPuck 
    5538 drawing_origin = self.drawingOrigin() 
    5539 ^^^^^^^^^^^^^^^^^^^^ 
    5540 File "D:\ChimeraX 1.8\bin\Lib\site-
    5541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5542 return self.drawingParentVolume().data.origin 
    5543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5544 AttributeError: 'NoneType' object has no attribute 'data' 
    5545  
    5546 AttributeError: 'NoneType' object has no attribute 'data' 
    5547  
    5548 File "D:\ChimeraX 1.8\bin\Lib\site-
    5549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5550 return self.drawingParentVolume().data.origin 
    5551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5552  
    5553 See log for complete Python traceback. 
    5554  
    5555 Traceback (most recent call last): 
    5556 File "D:\ChimeraX 1.8\bin\Lib\site-
    5557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5558 mouseMoveEvent 
    5559 self.moveSegmentationPuck(x, y, record_seg=False) 
    5560 File "D:\ChimeraX 1.8\bin\Lib\site-
    5561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5562 moveSegmentationPuck 
    5563 drawing_origin = self.drawingOrigin() 
    5564 ^^^^^^^^^^^^^^^^^^^^ 
    5565 File "D:\ChimeraX 1.8\bin\Lib\site-
    5566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5567 return self.drawingParentVolume().data.origin 
    5568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5569 AttributeError: 'NoneType' object has no attribute 'data' 
    5570  
    5571 AttributeError: 'NoneType' object has no attribute 'data' 
    5572  
    5573 File "D:\ChimeraX 1.8\bin\Lib\site-
    5574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5575 return self.drawingParentVolume().data.origin 
    5576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5577  
    5578 See log for complete Python traceback. 
    5579  
    5580 Traceback (most recent call last): 
    5581 File "D:\ChimeraX 1.8\bin\Lib\site-
    5582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5583 mouseMoveEvent 
    5584 self.moveSegmentationPuck(x, y, record_seg=False) 
    5585 File "D:\ChimeraX 1.8\bin\Lib\site-
    5586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5587 moveSegmentationPuck 
    5588 drawing_origin = self.drawingOrigin() 
    5589 ^^^^^^^^^^^^^^^^^^^^ 
    5590 File "D:\ChimeraX 1.8\bin\Lib\site-
    5591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5592 return self.drawingParentVolume().data.origin 
    5593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5594 AttributeError: 'NoneType' object has no attribute 'data' 
    5595  
    5596 AttributeError: 'NoneType' object has no attribute 'data' 
    5597  
    5598 File "D:\ChimeraX 1.8\bin\Lib\site-
    5599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5600 return self.drawingParentVolume().data.origin 
    5601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5602  
    5603 See log for complete Python traceback. 
    5604  
    5605 Traceback (most recent call last): 
    5606 File "D:\ChimeraX 1.8\bin\Lib\site-
    5607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5608 mouseMoveEvent 
    5609 self.moveSegmentationPuck(x, y, record_seg=False) 
    5610 File "D:\ChimeraX 1.8\bin\Lib\site-
    5611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5612 moveSegmentationPuck 
    5613 drawing_origin = self.drawingOrigin() 
    5614 ^^^^^^^^^^^^^^^^^^^^ 
    5615 File "D:\ChimeraX 1.8\bin\Lib\site-
    5616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5617 return self.drawingParentVolume().data.origin 
    5618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5619 AttributeError: 'NoneType' object has no attribute 'data' 
    5620  
    5621 AttributeError: 'NoneType' object has no attribute 'data' 
    5622  
    5623 File "D:\ChimeraX 1.8\bin\Lib\site-
    5624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5625 return self.drawingParentVolume().data.origin 
    5626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5627  
    5628 See log for complete Python traceback. 
    5629  
    5630 Traceback (most recent call last): 
    5631 File "D:\ChimeraX 1.8\bin\Lib\site-
    5632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5633 mouseMoveEvent 
    5634 self.moveSegmentationPuck(x, y, record_seg=False) 
    5635 File "D:\ChimeraX 1.8\bin\Lib\site-
    5636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5637 moveSegmentationPuck 
    5638 drawing_origin = self.drawingOrigin() 
    5639 ^^^^^^^^^^^^^^^^^^^^ 
    5640 File "D:\ChimeraX 1.8\bin\Lib\site-
    5641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5642 return self.drawingParentVolume().data.origin 
    5643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5644 AttributeError: 'NoneType' object has no attribute 'data' 
    5645  
    5646 AttributeError: 'NoneType' object has no attribute 'data' 
    5647  
    5648 File "D:\ChimeraX 1.8\bin\Lib\site-
    5649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5650 return self.drawingParentVolume().data.origin 
    5651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5652  
    5653 See log for complete Python traceback. 
    5654  
    5655 Traceback (most recent call last): 
    5656 File "D:\ChimeraX 1.8\bin\Lib\site-
    5657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5658 mouseMoveEvent 
    5659 self.moveSegmentationPuck(x, y, record_seg=False) 
    5660 File "D:\ChimeraX 1.8\bin\Lib\site-
    5661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5662 moveSegmentationPuck 
    5663 drawing_origin = self.drawingOrigin() 
    5664 ^^^^^^^^^^^^^^^^^^^^ 
    5665 File "D:\ChimeraX 1.8\bin\Lib\site-
    5666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5667 return self.drawingParentVolume().data.origin 
    5668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5669 AttributeError: 'NoneType' object has no attribute 'data' 
    5670  
    5671 AttributeError: 'NoneType' object has no attribute 'data' 
    5672  
    5673 File "D:\ChimeraX 1.8\bin\Lib\site-
    5674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5675 return self.drawingParentVolume().data.origin 
    5676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5677  
    5678 See log for complete Python traceback. 
    5679  
    5680 Traceback (most recent call last): 
    5681 File "D:\ChimeraX 1.8\bin\Lib\site-
    5682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5683 mouseMoveEvent 
    5684 self.moveSegmentationPuck(x, y, record_seg=False) 
    5685 File "D:\ChimeraX 1.8\bin\Lib\site-
    5686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5687 moveSegmentationPuck 
    5688 drawing_origin = self.drawingOrigin() 
    5689 ^^^^^^^^^^^^^^^^^^^^ 
    5690 File "D:\ChimeraX 1.8\bin\Lib\site-
    5691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5692 return self.drawingParentVolume().data.origin 
    5693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5694 AttributeError: 'NoneType' object has no attribute 'data' 
    5695  
    5696 AttributeError: 'NoneType' object has no attribute 'data' 
    5697  
    5698 File "D:\ChimeraX 1.8\bin\Lib\site-
    5699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5700 return self.drawingParentVolume().data.origin 
    5701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5702  
    5703 See log for complete Python traceback. 
    5704  
    5705 Traceback (most recent call last): 
    5706 File "D:\ChimeraX 1.8\bin\Lib\site-
    5707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5708 mouseMoveEvent 
    5709 self.moveSegmentationPuck(x, y, record_seg=False) 
    5710 File "D:\ChimeraX 1.8\bin\Lib\site-
    5711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5712 moveSegmentationPuck 
    5713 drawing_origin = self.drawingOrigin() 
    5714 ^^^^^^^^^^^^^^^^^^^^ 
    5715 File "D:\ChimeraX 1.8\bin\Lib\site-
    5716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5717 return self.drawingParentVolume().data.origin 
    5718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5719 AttributeError: 'NoneType' object has no attribute 'data' 
    5720  
    5721 AttributeError: 'NoneType' object has no attribute 'data' 
    5722  
    5723 File "D:\ChimeraX 1.8\bin\Lib\site-
    5724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5725 return self.drawingParentVolume().data.origin 
    5726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5727  
    5728 See log for complete Python traceback. 
    5729  
    5730 Traceback (most recent call last): 
    5731 File "D:\ChimeraX 1.8\bin\Lib\site-
    5732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5733 mouseMoveEvent 
    5734 self.moveSegmentationPuck(x, y, record_seg=False) 
    5735 File "D:\ChimeraX 1.8\bin\Lib\site-
    5736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5737 moveSegmentationPuck 
    5738 drawing_origin = self.drawingOrigin() 
    5739 ^^^^^^^^^^^^^^^^^^^^ 
    5740 File "D:\ChimeraX 1.8\bin\Lib\site-
    5741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5742 return self.drawingParentVolume().data.origin 
    5743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5744 AttributeError: 'NoneType' object has no attribute 'data' 
    5745  
    5746 AttributeError: 'NoneType' object has no attribute 'data' 
    5747  
    5748 File "D:\ChimeraX 1.8\bin\Lib\site-
    5749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5750 return self.drawingParentVolume().data.origin 
    5751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5752  
    5753 See log for complete Python traceback. 
    5754  
    5755 Traceback (most recent call last): 
    5756 File "D:\ChimeraX 1.8\bin\Lib\site-
    5757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5758 mouseMoveEvent 
    5759 self.moveSegmentationPuck(x, y, record_seg=False) 
    5760 File "D:\ChimeraX 1.8\bin\Lib\site-
    5761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5762 moveSegmentationPuck 
    5763 drawing_origin = self.drawingOrigin() 
    5764 ^^^^^^^^^^^^^^^^^^^^ 
    5765 File "D:\ChimeraX 1.8\bin\Lib\site-
    5766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5767 return self.drawingParentVolume().data.origin 
    5768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5769 AttributeError: 'NoneType' object has no attribute 'data' 
    5770  
    5771 AttributeError: 'NoneType' object has no attribute 'data' 
    5772  
    5773 File "D:\ChimeraX 1.8\bin\Lib\site-
    5774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5775 return self.drawingParentVolume().data.origin 
    5776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5777  
    5778 See log for complete Python traceback. 
    5779  
    5780 Traceback (most recent call last): 
    5781 File "D:\ChimeraX 1.8\bin\Lib\site-
    5782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5783 mouseMoveEvent 
    5784 self.moveSegmentationPuck(x, y, record_seg=False) 
    5785 File "D:\ChimeraX 1.8\bin\Lib\site-
    5786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5787 moveSegmentationPuck 
    5788 drawing_origin = self.drawingOrigin() 
    5789 ^^^^^^^^^^^^^^^^^^^^ 
    5790 File "D:\ChimeraX 1.8\bin\Lib\site-
    5791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5792 return self.drawingParentVolume().data.origin 
    5793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5794 AttributeError: 'NoneType' object has no attribute 'data' 
    5795  
    5796 AttributeError: 'NoneType' object has no attribute 'data' 
    5797  
    5798 File "D:\ChimeraX 1.8\bin\Lib\site-
    5799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5800 return self.drawingParentVolume().data.origin 
    5801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5802  
    5803 See log for complete Python traceback. 
    5804  
    5805 Traceback (most recent call last): 
    5806 File "D:\ChimeraX 1.8\bin\Lib\site-
    5807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5808 mouseMoveEvent 
    5809 self.moveSegmentationPuck(x, y, record_seg=False) 
    5810 File "D:\ChimeraX 1.8\bin\Lib\site-
    5811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5812 moveSegmentationPuck 
    5813 drawing_origin = self.drawingOrigin() 
    5814 ^^^^^^^^^^^^^^^^^^^^ 
    5815 File "D:\ChimeraX 1.8\bin\Lib\site-
    5816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5817 return self.drawingParentVolume().data.origin 
    5818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5819 AttributeError: 'NoneType' object has no attribute 'data' 
    5820  
    5821 AttributeError: 'NoneType' object has no attribute 'data' 
    5822  
    5823 File "D:\ChimeraX 1.8\bin\Lib\site-
    5824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5825 return self.drawingParentVolume().data.origin 
    5826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5827  
    5828 See log for complete Python traceback. 
    5829  
    5830 Traceback (most recent call last): 
    5831 File "D:\ChimeraX 1.8\bin\Lib\site-
    5832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5833 mouseMoveEvent 
    5834 self.moveSegmentationPuck(x, y, record_seg=False) 
    5835 File "D:\ChimeraX 1.8\bin\Lib\site-
    5836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5837 moveSegmentationPuck 
    5838 drawing_origin = self.drawingOrigin() 
    5839 ^^^^^^^^^^^^^^^^^^^^ 
    5840 File "D:\ChimeraX 1.8\bin\Lib\site-
    5841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5842 return self.drawingParentVolume().data.origin 
    5843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5844 AttributeError: 'NoneType' object has no attribute 'data' 
    5845  
    5846 AttributeError: 'NoneType' object has no attribute 'data' 
    5847  
    5848 File "D:\ChimeraX 1.8\bin\Lib\site-
    5849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5850 return self.drawingParentVolume().data.origin 
    5851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5852  
    5853 See log for complete Python traceback. 
    5854  
    5855 Traceback (most recent call last): 
    5856 File "D:\ChimeraX 1.8\bin\Lib\site-
    5857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5858 mouseMoveEvent 
    5859 self.moveSegmentationPuck(x, y, record_seg=False) 
    5860 File "D:\ChimeraX 1.8\bin\Lib\site-
    5861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5862 moveSegmentationPuck 
    5863 drawing_origin = self.drawingOrigin() 
    5864 ^^^^^^^^^^^^^^^^^^^^ 
    5865 File "D:\ChimeraX 1.8\bin\Lib\site-
    5866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5867 return self.drawingParentVolume().data.origin 
    5868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5869 AttributeError: 'NoneType' object has no attribute 'data' 
    5870  
    5871 AttributeError: 'NoneType' object has no attribute 'data' 
    5872  
    5873 File "D:\ChimeraX 1.8\bin\Lib\site-
    5874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5875 return self.drawingParentVolume().data.origin 
    5876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5877  
    5878 See log for complete Python traceback. 
    5879  
    5880 Traceback (most recent call last): 
    5881 File "D:\ChimeraX 1.8\bin\Lib\site-
    5882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5883 mouseMoveEvent 
    5884 self.moveSegmentationPuck(x, y, record_seg=False) 
    5885 File "D:\ChimeraX 1.8\bin\Lib\site-
    5886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5887 moveSegmentationPuck 
    5888 drawing_origin = self.drawingOrigin() 
    5889 ^^^^^^^^^^^^^^^^^^^^ 
    5890 File "D:\ChimeraX 1.8\bin\Lib\site-
    5891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5892 return self.drawingParentVolume().data.origin 
    5893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5894 AttributeError: 'NoneType' object has no attribute 'data' 
    5895  
    5896 AttributeError: 'NoneType' object has no attribute 'data' 
    5897  
    5898 File "D:\ChimeraX 1.8\bin\Lib\site-
    5899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5900 return self.drawingParentVolume().data.origin 
    5901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5902  
    5903 See log for complete Python traceback. 
    5904  
    5905 Traceback (most recent call last): 
    5906 File "D:\ChimeraX 1.8\bin\Lib\site-
    5907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5908 mouseMoveEvent 
    5909 self.moveSegmentationPuck(x, y, record_seg=False) 
    5910 File "D:\ChimeraX 1.8\bin\Lib\site-
    5911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5912 moveSegmentationPuck 
    5913 drawing_origin = self.drawingOrigin() 
    5914 ^^^^^^^^^^^^^^^^^^^^ 
    5915 File "D:\ChimeraX 1.8\bin\Lib\site-
    5916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5917 return self.drawingParentVolume().data.origin 
    5918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5919 AttributeError: 'NoneType' object has no attribute 'data' 
    5920  
    5921 AttributeError: 'NoneType' object has no attribute 'data' 
    5922  
    5923 File "D:\ChimeraX 1.8\bin\Lib\site-
    5924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5925 return self.drawingParentVolume().data.origin 
    5926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5927  
    5928 See log for complete Python traceback. 
    5929  
    5930 Traceback (most recent call last): 
    5931 File "D:\ChimeraX 1.8\bin\Lib\site-
    5932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5933 mouseMoveEvent 
    5934 self.moveSegmentationPuck(x, y, record_seg=False) 
    5935 File "D:\ChimeraX 1.8\bin\Lib\site-
    5936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5937 moveSegmentationPuck 
    5938 drawing_origin = self.drawingOrigin() 
    5939 ^^^^^^^^^^^^^^^^^^^^ 
    5940 File "D:\ChimeraX 1.8\bin\Lib\site-
    5941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5942 return self.drawingParentVolume().data.origin 
    5943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5944 AttributeError: 'NoneType' object has no attribute 'data' 
    5945  
    5946 AttributeError: 'NoneType' object has no attribute 'data' 
    5947  
    5948 File "D:\ChimeraX 1.8\bin\Lib\site-
    5949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5950 return self.drawingParentVolume().data.origin 
    5951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5952  
    5953 See log for complete Python traceback. 
    5954  
    5955 Traceback (most recent call last): 
    5956 File "D:\ChimeraX 1.8\bin\Lib\site-
    5957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5958 mouseMoveEvent 
    5959 self.moveSegmentationPuck(x, y, record_seg=False) 
    5960 File "D:\ChimeraX 1.8\bin\Lib\site-
    5961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5962 moveSegmentationPuck 
    5963 drawing_origin = self.drawingOrigin() 
    5964 ^^^^^^^^^^^^^^^^^^^^ 
    5965 File "D:\ChimeraX 1.8\bin\Lib\site-
    5966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5967 return self.drawingParentVolume().data.origin 
    5968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5969 AttributeError: 'NoneType' object has no attribute 'data' 
    5970  
    5971 AttributeError: 'NoneType' object has no attribute 'data' 
    5972  
    5973 File "D:\ChimeraX 1.8\bin\Lib\site-
    5974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5975 return self.drawingParentVolume().data.origin 
    5976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5977  
    5978 See log for complete Python traceback. 
    5979  
    5980 Traceback (most recent call last): 
    5981 File "D:\ChimeraX 1.8\bin\Lib\site-
    5982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    5983 mouseMoveEvent 
    5984 self.moveSegmentationPuck(x, y, record_seg=False) 
    5985 File "D:\ChimeraX 1.8\bin\Lib\site-
    5986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    5987 moveSegmentationPuck 
    5988 drawing_origin = self.drawingOrigin() 
    5989 ^^^^^^^^^^^^^^^^^^^^ 
    5990 File "D:\ChimeraX 1.8\bin\Lib\site-
    5991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    5992 return self.drawingParentVolume().data.origin 
    5993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    5994 AttributeError: 'NoneType' object has no attribute 'data' 
    5995  
    5996 AttributeError: 'NoneType' object has no attribute 'data' 
    5997  
    5998 File "D:\ChimeraX 1.8\bin\Lib\site-
    5999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6000 return self.drawingParentVolume().data.origin 
    6001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6002  
    6003 See log for complete Python traceback. 
    6004  
    6005 Traceback (most recent call last): 
    6006 File "D:\ChimeraX 1.8\bin\Lib\site-
    6007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6008 mouseMoveEvent 
    6009 self.moveSegmentationPuck(x, y, record_seg=False) 
    6010 File "D:\ChimeraX 1.8\bin\Lib\site-
    6011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6012 moveSegmentationPuck 
    6013 drawing_origin = self.drawingOrigin() 
    6014 ^^^^^^^^^^^^^^^^^^^^ 
    6015 File "D:\ChimeraX 1.8\bin\Lib\site-
    6016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6017 return self.drawingParentVolume().data.origin 
    6018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6019 AttributeError: 'NoneType' object has no attribute 'data' 
    6020  
    6021 AttributeError: 'NoneType' object has no attribute 'data' 
    6022  
    6023 File "D:\ChimeraX 1.8\bin\Lib\site-
    6024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6025 return self.drawingParentVolume().data.origin 
    6026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6027  
    6028 See log for complete Python traceback. 
    6029  
    6030 Traceback (most recent call last): 
    6031 File "D:\ChimeraX 1.8\bin\Lib\site-
    6032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6033 mouseMoveEvent 
    6034 self.moveSegmentationPuck(x, y, record_seg=False) 
    6035 File "D:\ChimeraX 1.8\bin\Lib\site-
    6036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6037 moveSegmentationPuck 
    6038 drawing_origin = self.drawingOrigin() 
    6039 ^^^^^^^^^^^^^^^^^^^^ 
    6040 File "D:\ChimeraX 1.8\bin\Lib\site-
    6041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6042 return self.drawingParentVolume().data.origin 
    6043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6044 AttributeError: 'NoneType' object has no attribute 'data' 
    6045  
    6046 AttributeError: 'NoneType' object has no attribute 'data' 
    6047  
    6048 File "D:\ChimeraX 1.8\bin\Lib\site-
    6049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6050 return self.drawingParentVolume().data.origin 
    6051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6052  
    6053 See log for complete Python traceback. 
    6054  
    6055 Traceback (most recent call last): 
    6056 File "D:\ChimeraX 1.8\bin\Lib\site-
    6057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6058 mouseMoveEvent 
    6059 self.moveSegmentationPuck(x, y, record_seg=False) 
    6060 File "D:\ChimeraX 1.8\bin\Lib\site-
    6061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6062 moveSegmentationPuck 
    6063 drawing_origin = self.drawingOrigin() 
    6064 ^^^^^^^^^^^^^^^^^^^^ 
    6065 File "D:\ChimeraX 1.8\bin\Lib\site-
    6066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6067 return self.drawingParentVolume().data.origin 
    6068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6069 AttributeError: 'NoneType' object has no attribute 'data' 
    6070  
    6071 AttributeError: 'NoneType' object has no attribute 'data' 
    6072  
    6073 File "D:\ChimeraX 1.8\bin\Lib\site-
    6074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6075 return self.drawingParentVolume().data.origin 
    6076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6077  
    6078 See log for complete Python traceback. 
    6079  
    6080 Traceback (most recent call last): 
    6081 File "D:\ChimeraX 1.8\bin\Lib\site-
    6082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6083 mouseMoveEvent 
    6084 self.moveSegmentationPuck(x, y, record_seg=False) 
    6085 File "D:\ChimeraX 1.8\bin\Lib\site-
    6086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6087 moveSegmentationPuck 
    6088 drawing_origin = self.drawingOrigin() 
    6089 ^^^^^^^^^^^^^^^^^^^^ 
    6090 File "D:\ChimeraX 1.8\bin\Lib\site-
    6091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6092 return self.drawingParentVolume().data.origin 
    6093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6094 AttributeError: 'NoneType' object has no attribute 'data' 
    6095  
    6096 AttributeError: 'NoneType' object has no attribute 'data' 
    6097  
    6098 File "D:\ChimeraX 1.8\bin\Lib\site-
    6099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6100 return self.drawingParentVolume().data.origin 
    6101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6102  
    6103 See log for complete Python traceback. 
    6104  
    6105 Traceback (most recent call last): 
    6106 File "D:\ChimeraX 1.8\bin\Lib\site-
    6107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6108 mouseMoveEvent 
    6109 self.moveSegmentationPuck(x, y, record_seg=False) 
    6110 File "D:\ChimeraX 1.8\bin\Lib\site-
    6111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6112 moveSegmentationPuck 
    6113 drawing_origin = self.drawingOrigin() 
    6114 ^^^^^^^^^^^^^^^^^^^^ 
    6115 File "D:\ChimeraX 1.8\bin\Lib\site-
    6116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6117 return self.drawingParentVolume().data.origin 
    6118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6119 AttributeError: 'NoneType' object has no attribute 'data' 
    6120  
    6121 AttributeError: 'NoneType' object has no attribute 'data' 
    6122  
    6123 File "D:\ChimeraX 1.8\bin\Lib\site-
    6124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6125 return self.drawingParentVolume().data.origin 
    6126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6127  
    6128 See log for complete Python traceback. 
    6129  
    6130 Traceback (most recent call last): 
    6131 File "D:\ChimeraX 1.8\bin\Lib\site-
    6132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6133 mouseMoveEvent 
    6134 self.moveSegmentationPuck(x, y, record_seg=False) 
    6135 File "D:\ChimeraX 1.8\bin\Lib\site-
    6136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6137 moveSegmentationPuck 
    6138 drawing_origin = self.drawingOrigin() 
    6139 ^^^^^^^^^^^^^^^^^^^^ 
    6140 File "D:\ChimeraX 1.8\bin\Lib\site-
    6141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6142 return self.drawingParentVolume().data.origin 
    6143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6144 AttributeError: 'NoneType' object has no attribute 'data' 
    6145  
    6146 AttributeError: 'NoneType' object has no attribute 'data' 
    6147  
    6148 File "D:\ChimeraX 1.8\bin\Lib\site-
    6149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6150 return self.drawingParentVolume().data.origin 
    6151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6152  
    6153 See log for complete Python traceback. 
    6154  
    6155 Traceback (most recent call last): 
    6156 File "D:\ChimeraX 1.8\bin\Lib\site-
    6157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6158 mouseMoveEvent 
    6159 self.moveSegmentationPuck(x, y, record_seg=False) 
    6160 File "D:\ChimeraX 1.8\bin\Lib\site-
    6161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6162 moveSegmentationPuck 
    6163 drawing_origin = self.drawingOrigin() 
    6164 ^^^^^^^^^^^^^^^^^^^^ 
    6165 File "D:\ChimeraX 1.8\bin\Lib\site-
    6166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6167 return self.drawingParentVolume().data.origin 
    6168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6169 AttributeError: 'NoneType' object has no attribute 'data' 
    6170  
    6171 AttributeError: 'NoneType' object has no attribute 'data' 
    6172  
    6173 File "D:\ChimeraX 1.8\bin\Lib\site-
    6174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6175 return self.drawingParentVolume().data.origin 
    6176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6177  
    6178 See log for complete Python traceback. 
    6179  
    6180 Traceback (most recent call last): 
    6181 File "D:\ChimeraX 1.8\bin\Lib\site-
    6182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6183 mouseMoveEvent 
    6184 self.moveSegmentationPuck(x, y, record_seg=False) 
    6185 File "D:\ChimeraX 1.8\bin\Lib\site-
    6186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6187 moveSegmentationPuck 
    6188 drawing_origin = self.drawingOrigin() 
    6189 ^^^^^^^^^^^^^^^^^^^^ 
    6190 File "D:\ChimeraX 1.8\bin\Lib\site-
    6191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6192 return self.drawingParentVolume().data.origin 
    6193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6194 AttributeError: 'NoneType' object has no attribute 'data' 
    6195  
    6196 AttributeError: 'NoneType' object has no attribute 'data' 
    6197  
    6198 File "D:\ChimeraX 1.8\bin\Lib\site-
    6199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6200 return self.drawingParentVolume().data.origin 
    6201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6202  
    6203 See log for complete Python traceback. 
    6204  
    6205 Traceback (most recent call last): 
    6206 File "D:\ChimeraX 1.8\bin\Lib\site-
    6207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6208 mouseMoveEvent 
    6209 self.moveSegmentationPuck(x, y, record_seg=False) 
    6210 File "D:\ChimeraX 1.8\bin\Lib\site-
    6211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6212 moveSegmentationPuck 
    6213 drawing_origin = self.drawingOrigin() 
    6214 ^^^^^^^^^^^^^^^^^^^^ 
    6215 File "D:\ChimeraX 1.8\bin\Lib\site-
    6216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6217 return self.drawingParentVolume().data.origin 
    6218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6219 AttributeError: 'NoneType' object has no attribute 'data' 
    6220  
    6221 AttributeError: 'NoneType' object has no attribute 'data' 
    6222  
    6223 File "D:\ChimeraX 1.8\bin\Lib\site-
    6224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6225 return self.drawingParentVolume().data.origin 
    6226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6227  
    6228 See log for complete Python traceback. 
    6229  
    6230 Traceback (most recent call last): 
    6231 File "D:\ChimeraX 1.8\bin\Lib\site-
    6232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6233 mouseMoveEvent 
    6234 self.moveSegmentationPuck(x, y, record_seg=False) 
    6235 File "D:\ChimeraX 1.8\bin\Lib\site-
    6236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6237 moveSegmentationPuck 
    6238 drawing_origin = self.drawingOrigin() 
    6239 ^^^^^^^^^^^^^^^^^^^^ 
    6240 File "D:\ChimeraX 1.8\bin\Lib\site-
    6241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6242 return self.drawingParentVolume().data.origin 
    6243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6244 AttributeError: 'NoneType' object has no attribute 'data' 
    6245  
    6246 AttributeError: 'NoneType' object has no attribute 'data' 
    6247  
    6248 File "D:\ChimeraX 1.8\bin\Lib\site-
    6249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6250 return self.drawingParentVolume().data.origin 
    6251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6252  
    6253 See log for complete Python traceback. 
    6254  
    6255 Traceback (most recent call last): 
    6256 File "D:\ChimeraX 1.8\bin\Lib\site-
    6257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6258 mouseMoveEvent 
    6259 self.moveSegmentationPuck(x, y, record_seg=False) 
    6260 File "D:\ChimeraX 1.8\bin\Lib\site-
    6261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6262 moveSegmentationPuck 
    6263 drawing_origin = self.drawingOrigin() 
    6264 ^^^^^^^^^^^^^^^^^^^^ 
    6265 File "D:\ChimeraX 1.8\bin\Lib\site-
    6266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6267 return self.drawingParentVolume().data.origin 
    6268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6269 AttributeError: 'NoneType' object has no attribute 'data' 
    6270  
    6271 AttributeError: 'NoneType' object has no attribute 'data' 
    6272  
    6273 File "D:\ChimeraX 1.8\bin\Lib\site-
    6274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6275 return self.drawingParentVolume().data.origin 
    6276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6277  
    6278 See log for complete Python traceback. 
    6279  
    6280 Traceback (most recent call last): 
    6281 File "D:\ChimeraX 1.8\bin\Lib\site-
    6282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6283 mouseMoveEvent 
    6284 self.moveSegmentationPuck(x, y, record_seg=False) 
    6285 File "D:\ChimeraX 1.8\bin\Lib\site-
    6286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6287 moveSegmentationPuck 
    6288 drawing_origin = self.drawingOrigin() 
    6289 ^^^^^^^^^^^^^^^^^^^^ 
    6290 File "D:\ChimeraX 1.8\bin\Lib\site-
    6291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6292 return self.drawingParentVolume().data.origin 
    6293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6294 AttributeError: 'NoneType' object has no attribute 'data' 
    6295  
    6296 AttributeError: 'NoneType' object has no attribute 'data' 
    6297  
    6298 File "D:\ChimeraX 1.8\bin\Lib\site-
    6299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6300 return self.drawingParentVolume().data.origin 
    6301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6302  
    6303 See log for complete Python traceback. 
    6304  
    6305 Traceback (most recent call last): 
    6306 File "D:\ChimeraX 1.8\bin\Lib\site-
    6307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6308 mouseMoveEvent 
    6309 self.moveSegmentationPuck(x, y, record_seg=False) 
    6310 File "D:\ChimeraX 1.8\bin\Lib\site-
    6311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6312 moveSegmentationPuck 
    6313 drawing_origin = self.drawingOrigin() 
    6314 ^^^^^^^^^^^^^^^^^^^^ 
    6315 File "D:\ChimeraX 1.8\bin\Lib\site-
    6316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6317 return self.drawingParentVolume().data.origin 
    6318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6319 AttributeError: 'NoneType' object has no attribute 'data' 
    6320  
    6321 AttributeError: 'NoneType' object has no attribute 'data' 
    6322  
    6323 File "D:\ChimeraX 1.8\bin\Lib\site-
    6324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6325 return self.drawingParentVolume().data.origin 
    6326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6327  
    6328 See log for complete Python traceback. 
    6329  
    6330 Traceback (most recent call last): 
    6331 File "D:\ChimeraX 1.8\bin\Lib\site-
    6332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6333 mouseMoveEvent 
    6334 self.moveSegmentationPuck(x, y, record_seg=False) 
    6335 File "D:\ChimeraX 1.8\bin\Lib\site-
    6336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6337 moveSegmentationPuck 
    6338 drawing_origin = self.drawingOrigin() 
    6339 ^^^^^^^^^^^^^^^^^^^^ 
    6340 File "D:\ChimeraX 1.8\bin\Lib\site-
    6341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6342 return self.drawingParentVolume().data.origin 
    6343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6344 AttributeError: 'NoneType' object has no attribute 'data' 
    6345  
    6346 AttributeError: 'NoneType' object has no attribute 'data' 
    6347  
    6348 File "D:\ChimeraX 1.8\bin\Lib\site-
    6349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6350 return self.drawingParentVolume().data.origin 
    6351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6352  
    6353 See log for complete Python traceback. 
    6354  
    6355 Traceback (most recent call last): 
    6356 File "D:\ChimeraX 1.8\bin\Lib\site-
    6357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6358 mouseMoveEvent 
    6359 self.moveSegmentationPuck(x, y, record_seg=False) 
    6360 File "D:\ChimeraX 1.8\bin\Lib\site-
    6361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6362 moveSegmentationPuck 
    6363 drawing_origin = self.drawingOrigin() 
    6364 ^^^^^^^^^^^^^^^^^^^^ 
    6365 File "D:\ChimeraX 1.8\bin\Lib\site-
    6366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6367 return self.drawingParentVolume().data.origin 
    6368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6369 AttributeError: 'NoneType' object has no attribute 'data' 
    6370  
    6371 AttributeError: 'NoneType' object has no attribute 'data' 
    6372  
    6373 File "D:\ChimeraX 1.8\bin\Lib\site-
    6374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6375 return self.drawingParentVolume().data.origin 
    6376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6377  
    6378 See log for complete Python traceback. 
    6379  
    6380 Traceback (most recent call last): 
    6381 File "D:\ChimeraX 1.8\bin\Lib\site-
    6382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6383 mouseMoveEvent 
    6384 self.moveSegmentationPuck(x, y, record_seg=False) 
    6385 File "D:\ChimeraX 1.8\bin\Lib\site-
    6386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6387 moveSegmentationPuck 
    6388 drawing_origin = self.drawingOrigin() 
    6389 ^^^^^^^^^^^^^^^^^^^^ 
    6390 File "D:\ChimeraX 1.8\bin\Lib\site-
    6391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6392 return self.drawingParentVolume().data.origin 
    6393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6394 AttributeError: 'NoneType' object has no attribute 'data' 
    6395  
    6396 AttributeError: 'NoneType' object has no attribute 'data' 
    6397  
    6398 File "D:\ChimeraX 1.8\bin\Lib\site-
    6399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6400 return self.drawingParentVolume().data.origin 
    6401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6402  
    6403 See log for complete Python traceback. 
    6404  
    6405 Traceback (most recent call last): 
    6406 File "D:\ChimeraX 1.8\bin\Lib\site-
    6407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6408 mouseMoveEvent 
    6409 self.moveSegmentationPuck(x, y, record_seg=False) 
    6410 File "D:\ChimeraX 1.8\bin\Lib\site-
    6411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6412 moveSegmentationPuck 
    6413 drawing_origin = self.drawingOrigin() 
    6414 ^^^^^^^^^^^^^^^^^^^^ 
    6415 File "D:\ChimeraX 1.8\bin\Lib\site-
    6416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6417 return self.drawingParentVolume().data.origin 
    6418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6419 AttributeError: 'NoneType' object has no attribute 'data' 
    6420  
    6421 AttributeError: 'NoneType' object has no attribute 'data' 
    6422  
    6423 File "D:\ChimeraX 1.8\bin\Lib\site-
    6424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6425 return self.drawingParentVolume().data.origin 
    6426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6427  
    6428 See log for complete Python traceback. 
    6429  
    6430 Traceback (most recent call last): 
    6431 File "D:\ChimeraX 1.8\bin\Lib\site-
    6432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6433 mouseMoveEvent 
    6434 self.moveSegmentationPuck(x, y, record_seg=False) 
    6435 File "D:\ChimeraX 1.8\bin\Lib\site-
    6436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6437 moveSegmentationPuck 
    6438 drawing_origin = self.drawingOrigin() 
    6439 ^^^^^^^^^^^^^^^^^^^^ 
    6440 File "D:\ChimeraX 1.8\bin\Lib\site-
    6441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6442 return self.drawingParentVolume().data.origin 
    6443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6444 AttributeError: 'NoneType' object has no attribute 'data' 
    6445  
    6446 AttributeError: 'NoneType' object has no attribute 'data' 
    6447  
    6448 File "D:\ChimeraX 1.8\bin\Lib\site-
    6449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6450 return self.drawingParentVolume().data.origin 
    6451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6452  
    6453 See log for complete Python traceback. 
    6454  
    6455 Traceback (most recent call last): 
    6456 File "D:\ChimeraX 1.8\bin\Lib\site-
    6457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6458 mouseMoveEvent 
    6459 self.moveSegmentationPuck(x, y, record_seg=False) 
    6460 File "D:\ChimeraX 1.8\bin\Lib\site-
    6461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6462 moveSegmentationPuck 
    6463 drawing_origin = self.drawingOrigin() 
    6464 ^^^^^^^^^^^^^^^^^^^^ 
    6465 File "D:\ChimeraX 1.8\bin\Lib\site-
    6466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6467 return self.drawingParentVolume().data.origin 
    6468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6469 AttributeError: 'NoneType' object has no attribute 'data' 
    6470  
    6471 AttributeError: 'NoneType' object has no attribute 'data' 
    6472  
    6473 File "D:\ChimeraX 1.8\bin\Lib\site-
    6474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6475 return self.drawingParentVolume().data.origin 
    6476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6477  
    6478 See log for complete Python traceback. 
    6479  
    6480 Traceback (most recent call last): 
    6481 File "D:\ChimeraX 1.8\bin\Lib\site-
    6482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6483 mouseMoveEvent 
    6484 self.moveSegmentationPuck(x, y, record_seg=False) 
    6485 File "D:\ChimeraX 1.8\bin\Lib\site-
    6486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6487 moveSegmentationPuck 
    6488 drawing_origin = self.drawingOrigin() 
    6489 ^^^^^^^^^^^^^^^^^^^^ 
    6490 File "D:\ChimeraX 1.8\bin\Lib\site-
    6491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6492 return self.drawingParentVolume().data.origin 
    6493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6494 AttributeError: 'NoneType' object has no attribute 'data' 
    6495  
    6496 AttributeError: 'NoneType' object has no attribute 'data' 
    6497  
    6498 File "D:\ChimeraX 1.8\bin\Lib\site-
    6499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6500 return self.drawingParentVolume().data.origin 
    6501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6502  
    6503 See log for complete Python traceback. 
    6504  
    6505 Traceback (most recent call last): 
    6506 File "D:\ChimeraX 1.8\bin\Lib\site-
    6507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6508 mouseMoveEvent 
    6509 self.moveSegmentationPuck(x, y, record_seg=False) 
    6510 File "D:\ChimeraX 1.8\bin\Lib\site-
    6511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6512 moveSegmentationPuck 
    6513 drawing_origin = self.drawingOrigin() 
    6514 ^^^^^^^^^^^^^^^^^^^^ 
    6515 File "D:\ChimeraX 1.8\bin\Lib\site-
    6516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6517 return self.drawingParentVolume().data.origin 
    6518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6519 AttributeError: 'NoneType' object has no attribute 'data' 
    6520  
    6521 AttributeError: 'NoneType' object has no attribute 'data' 
    6522  
    6523 File "D:\ChimeraX 1.8\bin\Lib\site-
    6524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6525 return self.drawingParentVolume().data.origin 
    6526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6527  
    6528 See log for complete Python traceback. 
    6529  
    6530 Traceback (most recent call last): 
    6531 File "D:\ChimeraX 1.8\bin\Lib\site-
    6532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6533 mouseMoveEvent 
    6534 self.moveSegmentationPuck(x, y, record_seg=False) 
    6535 File "D:\ChimeraX 1.8\bin\Lib\site-
    6536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6537 moveSegmentationPuck 
    6538 drawing_origin = self.drawingOrigin() 
    6539 ^^^^^^^^^^^^^^^^^^^^ 
    6540 File "D:\ChimeraX 1.8\bin\Lib\site-
    6541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6542 return self.drawingParentVolume().data.origin 
    6543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6544 AttributeError: 'NoneType' object has no attribute 'data' 
    6545  
    6546 AttributeError: 'NoneType' object has no attribute 'data' 
    6547  
    6548 File "D:\ChimeraX 1.8\bin\Lib\site-
    6549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6550 return self.drawingParentVolume().data.origin 
    6551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6552  
    6553 See log for complete Python traceback. 
    6554  
    6555 Traceback (most recent call last): 
    6556 File "D:\ChimeraX 1.8\bin\Lib\site-
    6557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6558 mouseMoveEvent 
    6559 self.moveSegmentationPuck(x, y, record_seg=False) 
    6560 File "D:\ChimeraX 1.8\bin\Lib\site-
    6561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6562 moveSegmentationPuck 
    6563 drawing_origin = self.drawingOrigin() 
    6564 ^^^^^^^^^^^^^^^^^^^^ 
    6565 File "D:\ChimeraX 1.8\bin\Lib\site-
    6566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6567 return self.drawingParentVolume().data.origin 
    6568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6569 AttributeError: 'NoneType' object has no attribute 'data' 
    6570  
    6571 AttributeError: 'NoneType' object has no attribute 'data' 
    6572  
    6573 File "D:\ChimeraX 1.8\bin\Lib\site-
    6574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6575 return self.drawingParentVolume().data.origin 
    6576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6577  
    6578 See log for complete Python traceback. 
    6579  
    6580 Traceback (most recent call last): 
    6581 File "D:\ChimeraX 1.8\bin\Lib\site-
    6582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6583 mouseMoveEvent 
    6584 self.moveSegmentationPuck(x, y, record_seg=False) 
    6585 File "D:\ChimeraX 1.8\bin\Lib\site-
    6586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6587 moveSegmentationPuck 
    6588 drawing_origin = self.drawingOrigin() 
    6589 ^^^^^^^^^^^^^^^^^^^^ 
    6590 File "D:\ChimeraX 1.8\bin\Lib\site-
    6591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6592 return self.drawingParentVolume().data.origin 
    6593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6594 AttributeError: 'NoneType' object has no attribute 'data' 
    6595  
    6596 AttributeError: 'NoneType' object has no attribute 'data' 
    6597  
    6598 File "D:\ChimeraX 1.8\bin\Lib\site-
    6599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6600 return self.drawingParentVolume().data.origin 
    6601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6602  
    6603 See log for complete Python traceback. 
    6604  
    6605 Traceback (most recent call last): 
    6606 File "D:\ChimeraX 1.8\bin\Lib\site-
    6607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6608 mouseMoveEvent 
    6609 self.moveSegmentationPuck(x, y, record_seg=False) 
    6610 File "D:\ChimeraX 1.8\bin\Lib\site-
    6611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6612 moveSegmentationPuck 
    6613 drawing_origin = self.drawingOrigin() 
    6614 ^^^^^^^^^^^^^^^^^^^^ 
    6615 File "D:\ChimeraX 1.8\bin\Lib\site-
    6616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6617 return self.drawingParentVolume().data.origin 
    6618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6619 AttributeError: 'NoneType' object has no attribute 'data' 
    6620  
    6621 AttributeError: 'NoneType' object has no attribute 'data' 
    6622  
    6623 File "D:\ChimeraX 1.8\bin\Lib\site-
    6624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6625 return self.drawingParentVolume().data.origin 
    6626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6627  
    6628 See log for complete Python traceback. 
    6629  
    6630 Traceback (most recent call last): 
    6631 File "D:\ChimeraX 1.8\bin\Lib\site-
    6632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6633 mouseMoveEvent 
    6634 self.moveSegmentationPuck(x, y, record_seg=False) 
    6635 File "D:\ChimeraX 1.8\bin\Lib\site-
    6636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6637 moveSegmentationPuck 
    6638 drawing_origin = self.drawingOrigin() 
    6639 ^^^^^^^^^^^^^^^^^^^^ 
    6640 File "D:\ChimeraX 1.8\bin\Lib\site-
    6641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6642 return self.drawingParentVolume().data.origin 
    6643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6644 AttributeError: 'NoneType' object has no attribute 'data' 
    6645  
    6646 AttributeError: 'NoneType' object has no attribute 'data' 
    6647  
    6648 File "D:\ChimeraX 1.8\bin\Lib\site-
    6649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6650 return self.drawingParentVolume().data.origin 
    6651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6652  
    6653 See log for complete Python traceback. 
    6654  
    6655 Traceback (most recent call last): 
    6656 File "D:\ChimeraX 1.8\bin\Lib\site-
    6657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6658 mouseMoveEvent 
    6659 self.moveSegmentationPuck(x, y, record_seg=False) 
    6660 File "D:\ChimeraX 1.8\bin\Lib\site-
    6661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6662 moveSegmentationPuck 
    6663 drawing_origin = self.drawingOrigin() 
    6664 ^^^^^^^^^^^^^^^^^^^^ 
    6665 File "D:\ChimeraX 1.8\bin\Lib\site-
    6666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6667 return self.drawingParentVolume().data.origin 
    6668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6669 AttributeError: 'NoneType' object has no attribute 'data' 
    6670  
    6671 AttributeError: 'NoneType' object has no attribute 'data' 
    6672  
    6673 File "D:\ChimeraX 1.8\bin\Lib\site-
    6674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6675 return self.drawingParentVolume().data.origin 
    6676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6677  
    6678 See log for complete Python traceback. 
    6679  
    6680 Traceback (most recent call last): 
    6681 File "D:\ChimeraX 1.8\bin\Lib\site-
    6682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6683 mouseMoveEvent 
    6684 self.moveSegmentationPuck(x, y, record_seg=False) 
    6685 File "D:\ChimeraX 1.8\bin\Lib\site-
    6686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6687 moveSegmentationPuck 
    6688 drawing_origin = self.drawingOrigin() 
    6689 ^^^^^^^^^^^^^^^^^^^^ 
    6690 File "D:\ChimeraX 1.8\bin\Lib\site-
    6691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6692 return self.drawingParentVolume().data.origin 
    6693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6694 AttributeError: 'NoneType' object has no attribute 'data' 
    6695  
    6696 AttributeError: 'NoneType' object has no attribute 'data' 
    6697  
    6698 File "D:\ChimeraX 1.8\bin\Lib\site-
    6699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6700 return self.drawingParentVolume().data.origin 
    6701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6702  
    6703 See log for complete Python traceback. 
    6704  
    6705 Traceback (most recent call last): 
    6706 File "D:\ChimeraX 1.8\bin\Lib\site-
    6707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6708 mouseMoveEvent 
    6709 self.moveSegmentationPuck(x, y, record_seg=False) 
    6710 File "D:\ChimeraX 1.8\bin\Lib\site-
    6711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6712 moveSegmentationPuck 
    6713 drawing_origin = self.drawingOrigin() 
    6714 ^^^^^^^^^^^^^^^^^^^^ 
    6715 File "D:\ChimeraX 1.8\bin\Lib\site-
    6716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6717 return self.drawingParentVolume().data.origin 
    6718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6719 AttributeError: 'NoneType' object has no attribute 'data' 
    6720  
    6721 AttributeError: 'NoneType' object has no attribute 'data' 
    6722  
    6723 File "D:\ChimeraX 1.8\bin\Lib\site-
    6724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6725 return self.drawingParentVolume().data.origin 
    6726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6727  
    6728 See log for complete Python traceback. 
    6729  
    6730 Traceback (most recent call last): 
    6731 File "D:\ChimeraX 1.8\bin\Lib\site-
    6732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6733 mouseMoveEvent 
    6734 self.moveSegmentationPuck(x, y, record_seg=False) 
    6735 File "D:\ChimeraX 1.8\bin\Lib\site-
    6736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6737 moveSegmentationPuck 
    6738 drawing_origin = self.drawingOrigin() 
    6739 ^^^^^^^^^^^^^^^^^^^^ 
    6740 File "D:\ChimeraX 1.8\bin\Lib\site-
    6741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6742 return self.drawingParentVolume().data.origin 
    6743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6744 AttributeError: 'NoneType' object has no attribute 'data' 
    6745  
    6746 AttributeError: 'NoneType' object has no attribute 'data' 
    6747  
    6748 File "D:\ChimeraX 1.8\bin\Lib\site-
    6749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6750 return self.drawingParentVolume().data.origin 
    6751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6752  
    6753 See log for complete Python traceback. 
    6754  
    6755 Traceback (most recent call last): 
    6756 File "D:\ChimeraX 1.8\bin\Lib\site-
    6757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6758 mouseMoveEvent 
    6759 self.moveSegmentationPuck(x, y, record_seg=False) 
    6760 File "D:\ChimeraX 1.8\bin\Lib\site-
    6761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6762 moveSegmentationPuck 
    6763 drawing_origin = self.drawingOrigin() 
    6764 ^^^^^^^^^^^^^^^^^^^^ 
    6765 File "D:\ChimeraX 1.8\bin\Lib\site-
    6766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6767 return self.drawingParentVolume().data.origin 
    6768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6769 AttributeError: 'NoneType' object has no attribute 'data' 
    6770  
    6771 AttributeError: 'NoneType' object has no attribute 'data' 
    6772  
    6773 File "D:\ChimeraX 1.8\bin\Lib\site-
    6774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6775 return self.drawingParentVolume().data.origin 
    6776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6777  
    6778 See log for complete Python traceback. 
    6779  
    6780 Traceback (most recent call last): 
    6781 File "D:\ChimeraX 1.8\bin\Lib\site-
    6782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6783 mouseMoveEvent 
    6784 self.moveSegmentationPuck(x, y, record_seg=False) 
    6785 File "D:\ChimeraX 1.8\bin\Lib\site-
    6786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6787 moveSegmentationPuck 
    6788 drawing_origin = self.drawingOrigin() 
    6789 ^^^^^^^^^^^^^^^^^^^^ 
    6790 File "D:\ChimeraX 1.8\bin\Lib\site-
    6791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6792 return self.drawingParentVolume().data.origin 
    6793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6794 AttributeError: 'NoneType' object has no attribute 'data' 
    6795  
    6796 AttributeError: 'NoneType' object has no attribute 'data' 
    6797  
    6798 File "D:\ChimeraX 1.8\bin\Lib\site-
    6799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6800 return self.drawingParentVolume().data.origin 
    6801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6802  
    6803 See log for complete Python traceback. 
    6804  
    6805 Traceback (most recent call last): 
    6806 File "D:\ChimeraX 1.8\bin\Lib\site-
    6807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6808 mouseMoveEvent 
    6809 self.moveSegmentationPuck(x, y, record_seg=False) 
    6810 File "D:\ChimeraX 1.8\bin\Lib\site-
    6811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6812 moveSegmentationPuck 
    6813 drawing_origin = self.drawingOrigin() 
    6814 ^^^^^^^^^^^^^^^^^^^^ 
    6815 File "D:\ChimeraX 1.8\bin\Lib\site-
    6816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6817 return self.drawingParentVolume().data.origin 
    6818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6819 AttributeError: 'NoneType' object has no attribute 'data' 
    6820  
    6821 AttributeError: 'NoneType' object has no attribute 'data' 
    6822  
    6823 File "D:\ChimeraX 1.8\bin\Lib\site-
    6824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6825 return self.drawingParentVolume().data.origin 
    6826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6827  
    6828 See log for complete Python traceback. 
    6829  
    6830 Traceback (most recent call last): 
    6831 File "D:\ChimeraX 1.8\bin\Lib\site-
    6832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6833 mouseMoveEvent 
    6834 self.moveSegmentationPuck(x, y, record_seg=False) 
    6835 File "D:\ChimeraX 1.8\bin\Lib\site-
    6836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6837 moveSegmentationPuck 
    6838 drawing_origin = self.drawingOrigin() 
    6839 ^^^^^^^^^^^^^^^^^^^^ 
    6840 File "D:\ChimeraX 1.8\bin\Lib\site-
    6841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6842 return self.drawingParentVolume().data.origin 
    6843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6844 AttributeError: 'NoneType' object has no attribute 'data' 
    6845  
    6846 AttributeError: 'NoneType' object has no attribute 'data' 
    6847  
    6848 File "D:\ChimeraX 1.8\bin\Lib\site-
    6849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6850 return self.drawingParentVolume().data.origin 
    6851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6852  
    6853 See log for complete Python traceback. 
    6854  
    6855 Traceback (most recent call last): 
    6856 File "D:\ChimeraX 1.8\bin\Lib\site-
    6857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6858 mouseMoveEvent 
    6859 self.moveSegmentationPuck(x, y, record_seg=False) 
    6860 File "D:\ChimeraX 1.8\bin\Lib\site-
    6861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6862 moveSegmentationPuck 
    6863 drawing_origin = self.drawingOrigin() 
    6864 ^^^^^^^^^^^^^^^^^^^^ 
    6865 File "D:\ChimeraX 1.8\bin\Lib\site-
    6866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6867 return self.drawingParentVolume().data.origin 
    6868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6869 AttributeError: 'NoneType' object has no attribute 'data' 
    6870  
    6871 AttributeError: 'NoneType' object has no attribute 'data' 
    6872  
    6873 File "D:\ChimeraX 1.8\bin\Lib\site-
    6874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6875 return self.drawingParentVolume().data.origin 
    6876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6877  
    6878 See log for complete Python traceback. 
    6879  
    6880 Traceback (most recent call last): 
    6881 File "D:\ChimeraX 1.8\bin\Lib\site-
    6882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6883 mouseMoveEvent 
    6884 self.moveSegmentationPuck(x, y, record_seg=False) 
    6885 File "D:\ChimeraX 1.8\bin\Lib\site-
    6886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6887 moveSegmentationPuck 
    6888 drawing_origin = self.drawingOrigin() 
    6889 ^^^^^^^^^^^^^^^^^^^^ 
    6890 File "D:\ChimeraX 1.8\bin\Lib\site-
    6891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6892 return self.drawingParentVolume().data.origin 
    6893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6894 AttributeError: 'NoneType' object has no attribute 'data' 
    6895  
    6896 AttributeError: 'NoneType' object has no attribute 'data' 
    6897  
    6898 File "D:\ChimeraX 1.8\bin\Lib\site-
    6899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6900 return self.drawingParentVolume().data.origin 
    6901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6902  
    6903 See log for complete Python traceback. 
    6904  
    6905 Traceback (most recent call last): 
    6906 File "D:\ChimeraX 1.8\bin\Lib\site-
    6907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6908 mouseMoveEvent 
    6909 self.moveSegmentationPuck(x, y, record_seg=False) 
    6910 File "D:\ChimeraX 1.8\bin\Lib\site-
    6911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6912 moveSegmentationPuck 
    6913 drawing_origin = self.drawingOrigin() 
    6914 ^^^^^^^^^^^^^^^^^^^^ 
    6915 File "D:\ChimeraX 1.8\bin\Lib\site-
    6916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6917 return self.drawingParentVolume().data.origin 
    6918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6919 AttributeError: 'NoneType' object has no attribute 'data' 
    6920  
    6921 AttributeError: 'NoneType' object has no attribute 'data' 
    6922  
    6923 File "D:\ChimeraX 1.8\bin\Lib\site-
    6924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6925 return self.drawingParentVolume().data.origin 
    6926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6927  
    6928 See log for complete Python traceback. 
    6929  
    6930 Traceback (most recent call last): 
    6931 File "D:\ChimeraX 1.8\bin\Lib\site-
    6932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6933 mouseMoveEvent 
    6934 self.moveSegmentationPuck(x, y, record_seg=False) 
    6935 File "D:\ChimeraX 1.8\bin\Lib\site-
    6936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6937 moveSegmentationPuck 
    6938 drawing_origin = self.drawingOrigin() 
    6939 ^^^^^^^^^^^^^^^^^^^^ 
    6940 File "D:\ChimeraX 1.8\bin\Lib\site-
    6941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6942 return self.drawingParentVolume().data.origin 
    6943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6944 AttributeError: 'NoneType' object has no attribute 'data' 
    6945  
    6946 AttributeError: 'NoneType' object has no attribute 'data' 
    6947  
    6948 File "D:\ChimeraX 1.8\bin\Lib\site-
    6949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6950 return self.drawingParentVolume().data.origin 
    6951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6952  
    6953 See log for complete Python traceback. 
    6954  
    6955 Traceback (most recent call last): 
    6956 File "D:\ChimeraX 1.8\bin\Lib\site-
    6957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6958 mouseMoveEvent 
    6959 self.moveSegmentationPuck(x, y, record_seg=False) 
    6960 File "D:\ChimeraX 1.8\bin\Lib\site-
    6961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6962 moveSegmentationPuck 
    6963 drawing_origin = self.drawingOrigin() 
    6964 ^^^^^^^^^^^^^^^^^^^^ 
    6965 File "D:\ChimeraX 1.8\bin\Lib\site-
    6966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6967 return self.drawingParentVolume().data.origin 
    6968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6969 AttributeError: 'NoneType' object has no attribute 'data' 
    6970  
    6971 AttributeError: 'NoneType' object has no attribute 'data' 
    6972  
    6973 File "D:\ChimeraX 1.8\bin\Lib\site-
    6974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6975 return self.drawingParentVolume().data.origin 
    6976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6977  
    6978 See log for complete Python traceback. 
    6979  
    6980 Traceback (most recent call last): 
    6981 File "D:\ChimeraX 1.8\bin\Lib\site-
    6982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    6983 mouseMoveEvent 
    6984 self.moveSegmentationPuck(x, y, record_seg=False) 
    6985 File "D:\ChimeraX 1.8\bin\Lib\site-
    6986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    6987 moveSegmentationPuck 
    6988 drawing_origin = self.drawingOrigin() 
    6989 ^^^^^^^^^^^^^^^^^^^^ 
    6990 File "D:\ChimeraX 1.8\bin\Lib\site-
    6991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    6992 return self.drawingParentVolume().data.origin 
    6993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    6994 AttributeError: 'NoneType' object has no attribute 'data' 
    6995  
    6996 AttributeError: 'NoneType' object has no attribute 'data' 
    6997  
    6998 File "D:\ChimeraX 1.8\bin\Lib\site-
    6999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7000 return self.drawingParentVolume().data.origin 
    7001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7002  
    7003 See log for complete Python traceback. 
    7004  
    7005 Traceback (most recent call last): 
    7006 File "D:\ChimeraX 1.8\bin\Lib\site-
    7007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7008 mouseMoveEvent 
    7009 self.moveSegmentationPuck(x, y, record_seg=False) 
    7010 File "D:\ChimeraX 1.8\bin\Lib\site-
    7011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7012 moveSegmentationPuck 
    7013 drawing_origin = self.drawingOrigin() 
    7014 ^^^^^^^^^^^^^^^^^^^^ 
    7015 File "D:\ChimeraX 1.8\bin\Lib\site-
    7016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7017 return self.drawingParentVolume().data.origin 
    7018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7019 AttributeError: 'NoneType' object has no attribute 'data' 
    7020  
    7021 AttributeError: 'NoneType' object has no attribute 'data' 
    7022  
    7023 File "D:\ChimeraX 1.8\bin\Lib\site-
    7024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7025 return self.drawingParentVolume().data.origin 
    7026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7027  
    7028 See log for complete Python traceback. 
    7029  
    7030 Traceback (most recent call last): 
    7031 File "D:\ChimeraX 1.8\bin\Lib\site-
    7032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7033 mouseMoveEvent 
    7034 self.moveSegmentationPuck(x, y, record_seg=False) 
    7035 File "D:\ChimeraX 1.8\bin\Lib\site-
    7036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7037 moveSegmentationPuck 
    7038 drawing_origin = self.drawingOrigin() 
    7039 ^^^^^^^^^^^^^^^^^^^^ 
    7040 File "D:\ChimeraX 1.8\bin\Lib\site-
    7041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7042 return self.drawingParentVolume().data.origin 
    7043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7044 AttributeError: 'NoneType' object has no attribute 'data' 
    7045  
    7046 AttributeError: 'NoneType' object has no attribute 'data' 
    7047  
    7048 File "D:\ChimeraX 1.8\bin\Lib\site-
    7049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7050 return self.drawingParentVolume().data.origin 
    7051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7052  
    7053 See log for complete Python traceback. 
    7054  
    7055 Traceback (most recent call last): 
    7056 File "D:\ChimeraX 1.8\bin\Lib\site-
    7057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7058 mouseMoveEvent 
    7059 self.moveSegmentationPuck(x, y, record_seg=False) 
    7060 File "D:\ChimeraX 1.8\bin\Lib\site-
    7061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7062 moveSegmentationPuck 
    7063 drawing_origin = self.drawingOrigin() 
    7064 ^^^^^^^^^^^^^^^^^^^^ 
    7065 File "D:\ChimeraX 1.8\bin\Lib\site-
    7066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7067 return self.drawingParentVolume().data.origin 
    7068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7069 AttributeError: 'NoneType' object has no attribute 'data' 
    7070  
    7071 AttributeError: 'NoneType' object has no attribute 'data' 
    7072  
    7073 File "D:\ChimeraX 1.8\bin\Lib\site-
    7074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7075 return self.drawingParentVolume().data.origin 
    7076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7077  
    7078 See log for complete Python traceback. 
    7079  
    7080 Traceback (most recent call last): 
    7081 File "D:\ChimeraX 1.8\bin\Lib\site-
    7082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7083 mouseMoveEvent 
    7084 self.moveSegmentationPuck(x, y, record_seg=False) 
    7085 File "D:\ChimeraX 1.8\bin\Lib\site-
    7086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7087 moveSegmentationPuck 
    7088 drawing_origin = self.drawingOrigin() 
    7089 ^^^^^^^^^^^^^^^^^^^^ 
    7090 File "D:\ChimeraX 1.8\bin\Lib\site-
    7091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7092 return self.drawingParentVolume().data.origin 
    7093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7094 AttributeError: 'NoneType' object has no attribute 'data' 
    7095  
    7096 AttributeError: 'NoneType' object has no attribute 'data' 
    7097  
    7098 File "D:\ChimeraX 1.8\bin\Lib\site-
    7099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7100 return self.drawingParentVolume().data.origin 
    7101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7102  
    7103 See log for complete Python traceback. 
    7104  
    7105 Traceback (most recent call last): 
    7106 File "D:\ChimeraX 1.8\bin\Lib\site-
    7107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7108 mouseMoveEvent 
    7109 self.moveSegmentationPuck(x, y, record_seg=False) 
    7110 File "D:\ChimeraX 1.8\bin\Lib\site-
    7111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7112 moveSegmentationPuck 
    7113 drawing_origin = self.drawingOrigin() 
    7114 ^^^^^^^^^^^^^^^^^^^^ 
    7115 File "D:\ChimeraX 1.8\bin\Lib\site-
    7116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7117 return self.drawingParentVolume().data.origin 
    7118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7119 AttributeError: 'NoneType' object has no attribute 'data' 
    7120  
    7121 AttributeError: 'NoneType' object has no attribute 'data' 
    7122  
    7123 File "D:\ChimeraX 1.8\bin\Lib\site-
    7124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7125 return self.drawingParentVolume().data.origin 
    7126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7127  
    7128 See log for complete Python traceback. 
    7129  
    7130 Traceback (most recent call last): 
    7131 File "D:\ChimeraX 1.8\bin\Lib\site-
    7132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7133 mouseMoveEvent 
    7134 self.moveSegmentationPuck(x, y, record_seg=False) 
    7135 File "D:\ChimeraX 1.8\bin\Lib\site-
    7136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7137 moveSegmentationPuck 
    7138 drawing_origin = self.drawingOrigin() 
    7139 ^^^^^^^^^^^^^^^^^^^^ 
    7140 File "D:\ChimeraX 1.8\bin\Lib\site-
    7141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7142 return self.drawingParentVolume().data.origin 
    7143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7144 AttributeError: 'NoneType' object has no attribute 'data' 
    7145  
    7146 AttributeError: 'NoneType' object has no attribute 'data' 
    7147  
    7148 File "D:\ChimeraX 1.8\bin\Lib\site-
    7149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7150 return self.drawingParentVolume().data.origin 
    7151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7152  
    7153 See log for complete Python traceback. 
    7154  
    7155 Traceback (most recent call last): 
    7156 File "D:\ChimeraX 1.8\bin\Lib\site-
    7157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7158 mouseMoveEvent 
    7159 self.moveSegmentationPuck(x, y, record_seg=False) 
    7160 File "D:\ChimeraX 1.8\bin\Lib\site-
    7161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7162 moveSegmentationPuck 
    7163 drawing_origin = self.drawingOrigin() 
    7164 ^^^^^^^^^^^^^^^^^^^^ 
    7165 File "D:\ChimeraX 1.8\bin\Lib\site-
    7166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7167 return self.drawingParentVolume().data.origin 
    7168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7169 AttributeError: 'NoneType' object has no attribute 'data' 
    7170  
    7171 AttributeError: 'NoneType' object has no attribute 'data' 
    7172  
    7173 File "D:\ChimeraX 1.8\bin\Lib\site-
    7174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7175 return self.drawingParentVolume().data.origin 
    7176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7177  
    7178 See log for complete Python traceback. 
    7179  
    7180 Traceback (most recent call last): 
    7181 File "D:\ChimeraX 1.8\bin\Lib\site-
    7182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7183 mouseMoveEvent 
    7184 self.moveSegmentationPuck(x, y, record_seg=False) 
    7185 File "D:\ChimeraX 1.8\bin\Lib\site-
    7186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7187 moveSegmentationPuck 
    7188 drawing_origin = self.drawingOrigin() 
    7189 ^^^^^^^^^^^^^^^^^^^^ 
    7190 File "D:\ChimeraX 1.8\bin\Lib\site-
    7191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7192 return self.drawingParentVolume().data.origin 
    7193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7194 AttributeError: 'NoneType' object has no attribute 'data' 
    7195  
    7196 AttributeError: 'NoneType' object has no attribute 'data' 
    7197  
    7198 File "D:\ChimeraX 1.8\bin\Lib\site-
    7199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7200 return self.drawingParentVolume().data.origin 
    7201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7202  
    7203 See log for complete Python traceback. 
    7204  
    7205 Traceback (most recent call last): 
    7206 File "D:\ChimeraX 1.8\bin\Lib\site-
    7207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7208 mouseMoveEvent 
    7209 self.moveSegmentationPuck(x, y, record_seg=False) 
    7210 File "D:\ChimeraX 1.8\bin\Lib\site-
    7211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7212 moveSegmentationPuck 
    7213 drawing_origin = self.drawingOrigin() 
    7214 ^^^^^^^^^^^^^^^^^^^^ 
    7215 File "D:\ChimeraX 1.8\bin\Lib\site-
    7216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7217 return self.drawingParentVolume().data.origin 
    7218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7219 AttributeError: 'NoneType' object has no attribute 'data' 
    7220  
    7221 AttributeError: 'NoneType' object has no attribute 'data' 
    7222  
    7223 File "D:\ChimeraX 1.8\bin\Lib\site-
    7224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7225 return self.drawingParentVolume().data.origin 
    7226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7227  
    7228 See log for complete Python traceback. 
    7229  
    7230 Traceback (most recent call last): 
    7231 File "D:\ChimeraX 1.8\bin\Lib\site-
    7232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7233 mouseMoveEvent 
    7234 self.moveSegmentationPuck(x, y, record_seg=False) 
    7235 File "D:\ChimeraX 1.8\bin\Lib\site-
    7236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7237 moveSegmentationPuck 
    7238 drawing_origin = self.drawingOrigin() 
    7239 ^^^^^^^^^^^^^^^^^^^^ 
    7240 File "D:\ChimeraX 1.8\bin\Lib\site-
    7241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7242 return self.drawingParentVolume().data.origin 
    7243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7244 AttributeError: 'NoneType' object has no attribute 'data' 
    7245  
    7246 AttributeError: 'NoneType' object has no attribute 'data' 
    7247  
    7248 File "D:\ChimeraX 1.8\bin\Lib\site-
    7249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7250 return self.drawingParentVolume().data.origin 
    7251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7252  
    7253 See log for complete Python traceback. 
    7254  
    7255 Traceback (most recent call last): 
    7256 File "D:\ChimeraX 1.8\bin\Lib\site-
    7257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7258 mouseMoveEvent 
    7259 self.moveSegmentationPuck(x, y, record_seg=False) 
    7260 File "D:\ChimeraX 1.8\bin\Lib\site-
    7261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7262 moveSegmentationPuck 
    7263 drawing_origin = self.drawingOrigin() 
    7264 ^^^^^^^^^^^^^^^^^^^^ 
    7265 File "D:\ChimeraX 1.8\bin\Lib\site-
    7266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7267 return self.drawingParentVolume().data.origin 
    7268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7269 AttributeError: 'NoneType' object has no attribute 'data' 
    7270  
    7271 AttributeError: 'NoneType' object has no attribute 'data' 
    7272  
    7273 File "D:\ChimeraX 1.8\bin\Lib\site-
    7274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7275 return self.drawingParentVolume().data.origin 
    7276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7277  
    7278 See log for complete Python traceback. 
    7279  
    7280 Traceback (most recent call last): 
    7281 File "D:\ChimeraX 1.8\bin\Lib\site-
    7282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7283 mouseMoveEvent 
    7284 self.moveSegmentationPuck(x, y, record_seg=False) 
    7285 File "D:\ChimeraX 1.8\bin\Lib\site-
    7286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7287 moveSegmentationPuck 
    7288 drawing_origin = self.drawingOrigin() 
    7289 ^^^^^^^^^^^^^^^^^^^^ 
    7290 File "D:\ChimeraX 1.8\bin\Lib\site-
    7291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7292 return self.drawingParentVolume().data.origin 
    7293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7294 AttributeError: 'NoneType' object has no attribute 'data' 
    7295  
    7296 AttributeError: 'NoneType' object has no attribute 'data' 
    7297  
    7298 File "D:\ChimeraX 1.8\bin\Lib\site-
    7299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7300 return self.drawingParentVolume().data.origin 
    7301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7302  
    7303 See log for complete Python traceback. 
    7304  
    7305 Traceback (most recent call last): 
    7306 File "D:\ChimeraX 1.8\bin\Lib\site-
    7307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7308 mouseMoveEvent 
    7309 self.moveSegmentationPuck(x, y, record_seg=False) 
    7310 File "D:\ChimeraX 1.8\bin\Lib\site-
    7311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7312 moveSegmentationPuck 
    7313 drawing_origin = self.drawingOrigin() 
    7314 ^^^^^^^^^^^^^^^^^^^^ 
    7315 File "D:\ChimeraX 1.8\bin\Lib\site-
    7316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7317 return self.drawingParentVolume().data.origin 
    7318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7319 AttributeError: 'NoneType' object has no attribute 'data' 
    7320  
    7321 AttributeError: 'NoneType' object has no attribute 'data' 
    7322  
    7323 File "D:\ChimeraX 1.8\bin\Lib\site-
    7324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7325 return self.drawingParentVolume().data.origin 
    7326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7327  
    7328 See log for complete Python traceback. 
    7329  
    7330 Traceback (most recent call last): 
    7331 File "D:\ChimeraX 1.8\bin\Lib\site-
    7332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7333 mouseMoveEvent 
    7334 self.moveSegmentationPuck(x, y, record_seg=False) 
    7335 File "D:\ChimeraX 1.8\bin\Lib\site-
    7336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7337 moveSegmentationPuck 
    7338 drawing_origin = self.drawingOrigin() 
    7339 ^^^^^^^^^^^^^^^^^^^^ 
    7340 File "D:\ChimeraX 1.8\bin\Lib\site-
    7341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7342 return self.drawingParentVolume().data.origin 
    7343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7344 AttributeError: 'NoneType' object has no attribute 'data' 
    7345  
    7346 AttributeError: 'NoneType' object has no attribute 'data' 
    7347  
    7348 File "D:\ChimeraX 1.8\bin\Lib\site-
    7349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7350 return self.drawingParentVolume().data.origin 
    7351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7352  
    7353 See log for complete Python traceback. 
    7354  
    7355 Traceback (most recent call last): 
    7356 File "D:\ChimeraX 1.8\bin\Lib\site-
    7357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7358 mouseMoveEvent 
    7359 self.moveSegmentationPuck(x, y, record_seg=False) 
    7360 File "D:\ChimeraX 1.8\bin\Lib\site-
    7361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7362 moveSegmentationPuck 
    7363 drawing_origin = self.drawingOrigin() 
    7364 ^^^^^^^^^^^^^^^^^^^^ 
    7365 File "D:\ChimeraX 1.8\bin\Lib\site-
    7366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7367 return self.drawingParentVolume().data.origin 
    7368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7369 AttributeError: 'NoneType' object has no attribute 'data' 
    7370  
    7371 AttributeError: 'NoneType' object has no attribute 'data' 
    7372  
    7373 File "D:\ChimeraX 1.8\bin\Lib\site-
    7374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7375 return self.drawingParentVolume().data.origin 
    7376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7377  
    7378 See log for complete Python traceback. 
    7379  
    7380 Traceback (most recent call last): 
    7381 File "D:\ChimeraX 1.8\bin\Lib\site-
    7382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7383 mouseMoveEvent 
    7384 self.moveSegmentationPuck(x, y, record_seg=False) 
    7385 File "D:\ChimeraX 1.8\bin\Lib\site-
    7386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7387 moveSegmentationPuck 
    7388 drawing_origin = self.drawingOrigin() 
    7389 ^^^^^^^^^^^^^^^^^^^^ 
    7390 File "D:\ChimeraX 1.8\bin\Lib\site-
    7391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7392 return self.drawingParentVolume().data.origin 
    7393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7394 AttributeError: 'NoneType' object has no attribute 'data' 
    7395  
    7396 AttributeError: 'NoneType' object has no attribute 'data' 
    7397  
    7398 File "D:\ChimeraX 1.8\bin\Lib\site-
    7399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7400 return self.drawingParentVolume().data.origin 
    7401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7402  
    7403 See log for complete Python traceback. 
    7404  
    7405 Traceback (most recent call last): 
    7406 File "D:\ChimeraX 1.8\bin\Lib\site-
    7407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7408 mouseMoveEvent 
    7409 self.moveSegmentationPuck(x, y, record_seg=False) 
    7410 File "D:\ChimeraX 1.8\bin\Lib\site-
    7411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7412 moveSegmentationPuck 
    7413 drawing_origin = self.drawingOrigin() 
    7414 ^^^^^^^^^^^^^^^^^^^^ 
    7415 File "D:\ChimeraX 1.8\bin\Lib\site-
    7416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7417 return self.drawingParentVolume().data.origin 
    7418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7419 AttributeError: 'NoneType' object has no attribute 'data' 
    7420  
    7421 AttributeError: 'NoneType' object has no attribute 'data' 
    7422  
    7423 File "D:\ChimeraX 1.8\bin\Lib\site-
    7424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7425 return self.drawingParentVolume().data.origin 
    7426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7427  
    7428 See log for complete Python traceback. 
    7429  
    7430 Traceback (most recent call last): 
    7431 File "D:\ChimeraX 1.8\bin\Lib\site-
    7432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7433 mouseMoveEvent 
    7434 self.moveSegmentationPuck(x, y, record_seg=False) 
    7435 File "D:\ChimeraX 1.8\bin\Lib\site-
    7436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7437 moveSegmentationPuck 
    7438 drawing_origin = self.drawingOrigin() 
    7439 ^^^^^^^^^^^^^^^^^^^^ 
    7440 File "D:\ChimeraX 1.8\bin\Lib\site-
    7441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7442 return self.drawingParentVolume().data.origin 
    7443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7444 AttributeError: 'NoneType' object has no attribute 'data' 
    7445  
    7446 AttributeError: 'NoneType' object has no attribute 'data' 
    7447  
    7448 File "D:\ChimeraX 1.8\bin\Lib\site-
    7449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7450 return self.drawingParentVolume().data.origin 
    7451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7452  
    7453 See log for complete Python traceback. 
    7454  
    7455 Traceback (most recent call last): 
    7456 File "D:\ChimeraX 1.8\bin\Lib\site-
    7457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7458 mouseMoveEvent 
    7459 self.moveSegmentationPuck(x, y, record_seg=False) 
    7460 File "D:\ChimeraX 1.8\bin\Lib\site-
    7461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7462 moveSegmentationPuck 
    7463 drawing_origin = self.drawingOrigin() 
    7464 ^^^^^^^^^^^^^^^^^^^^ 
    7465 File "D:\ChimeraX 1.8\bin\Lib\site-
    7466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7467 return self.drawingParentVolume().data.origin 
    7468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7469 AttributeError: 'NoneType' object has no attribute 'data' 
    7470  
    7471 AttributeError: 'NoneType' object has no attribute 'data' 
    7472  
    7473 File "D:\ChimeraX 1.8\bin\Lib\site-
    7474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7475 return self.drawingParentVolume().data.origin 
    7476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7477  
    7478 See log for complete Python traceback. 
    7479  
    7480 Traceback (most recent call last): 
    7481 File "D:\ChimeraX 1.8\bin\Lib\site-
    7482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7483 mouseMoveEvent 
    7484 self.moveSegmentationPuck(x, y, record_seg=False) 
    7485 File "D:\ChimeraX 1.8\bin\Lib\site-
    7486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7487 moveSegmentationPuck 
    7488 drawing_origin = self.drawingOrigin() 
    7489 ^^^^^^^^^^^^^^^^^^^^ 
    7490 File "D:\ChimeraX 1.8\bin\Lib\site-
    7491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7492 return self.drawingParentVolume().data.origin 
    7493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7494 AttributeError: 'NoneType' object has no attribute 'data' 
    7495  
    7496 AttributeError: 'NoneType' object has no attribute 'data' 
    7497  
    7498 File "D:\ChimeraX 1.8\bin\Lib\site-
    7499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7500 return self.drawingParentVolume().data.origin 
    7501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7502  
    7503 See log for complete Python traceback. 
    7504  
    7505 Traceback (most recent call last): 
    7506 File "D:\ChimeraX 1.8\bin\Lib\site-
    7507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7508 mouseMoveEvent 
    7509 self.moveSegmentationPuck(x, y, record_seg=False) 
    7510 File "D:\ChimeraX 1.8\bin\Lib\site-
    7511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7512 moveSegmentationPuck 
    7513 drawing_origin = self.drawingOrigin() 
    7514 ^^^^^^^^^^^^^^^^^^^^ 
    7515 File "D:\ChimeraX 1.8\bin\Lib\site-
    7516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7517 return self.drawingParentVolume().data.origin 
    7518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7519 AttributeError: 'NoneType' object has no attribute 'data' 
    7520  
    7521 AttributeError: 'NoneType' object has no attribute 'data' 
    7522  
    7523 File "D:\ChimeraX 1.8\bin\Lib\site-
    7524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7525 return self.drawingParentVolume().data.origin 
    7526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7527  
    7528 See log for complete Python traceback. 
    7529  
    7530 Traceback (most recent call last): 
    7531 File "D:\ChimeraX 1.8\bin\Lib\site-
    7532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7533 mouseMoveEvent 
    7534 self.moveSegmentationPuck(x, y, record_seg=False) 
    7535 File "D:\ChimeraX 1.8\bin\Lib\site-
    7536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7537 moveSegmentationPuck 
    7538 drawing_origin = self.drawingOrigin() 
    7539 ^^^^^^^^^^^^^^^^^^^^ 
    7540 File "D:\ChimeraX 1.8\bin\Lib\site-
    7541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7542 return self.drawingParentVolume().data.origin 
    7543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7544 AttributeError: 'NoneType' object has no attribute 'data' 
    7545  
    7546 AttributeError: 'NoneType' object has no attribute 'data' 
    7547  
    7548 File "D:\ChimeraX 1.8\bin\Lib\site-
    7549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7550 return self.drawingParentVolume().data.origin 
    7551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7552  
    7553 See log for complete Python traceback. 
    7554  
    7555 Traceback (most recent call last): 
    7556 File "D:\ChimeraX 1.8\bin\Lib\site-
    7557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7558 mouseMoveEvent 
    7559 self.moveSegmentationPuck(x, y, record_seg=False) 
    7560 File "D:\ChimeraX 1.8\bin\Lib\site-
    7561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7562 moveSegmentationPuck 
    7563 drawing_origin = self.drawingOrigin() 
    7564 ^^^^^^^^^^^^^^^^^^^^ 
    7565 File "D:\ChimeraX 1.8\bin\Lib\site-
    7566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7567 return self.drawingParentVolume().data.origin 
    7568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7569 AttributeError: 'NoneType' object has no attribute 'data' 
    7570  
    7571 AttributeError: 'NoneType' object has no attribute 'data' 
    7572  
    7573 File "D:\ChimeraX 1.8\bin\Lib\site-
    7574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7575 return self.drawingParentVolume().data.origin 
    7576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7577  
    7578 See log for complete Python traceback. 
    7579  
    7580 Traceback (most recent call last): 
    7581 File "D:\ChimeraX 1.8\bin\Lib\site-
    7582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7583 mouseMoveEvent 
    7584 self.moveSegmentationPuck(x, y, record_seg=False) 
    7585 File "D:\ChimeraX 1.8\bin\Lib\site-
    7586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7587 moveSegmentationPuck 
    7588 drawing_origin = self.drawingOrigin() 
    7589 ^^^^^^^^^^^^^^^^^^^^ 
    7590 File "D:\ChimeraX 1.8\bin\Lib\site-
    7591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7592 return self.drawingParentVolume().data.origin 
    7593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7594 AttributeError: 'NoneType' object has no attribute 'data' 
    7595  
    7596 AttributeError: 'NoneType' object has no attribute 'data' 
    7597  
    7598 File "D:\ChimeraX 1.8\bin\Lib\site-
    7599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7600 return self.drawingParentVolume().data.origin 
    7601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7602  
    7603 See log for complete Python traceback. 
    7604  
    7605 Traceback (most recent call last): 
    7606 File "D:\ChimeraX 1.8\bin\Lib\site-
    7607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7608 mouseMoveEvent 
    7609 self.moveSegmentationPuck(x, y, record_seg=False) 
    7610 File "D:\ChimeraX 1.8\bin\Lib\site-
    7611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7612 moveSegmentationPuck 
    7613 drawing_origin = self.drawingOrigin() 
    7614 ^^^^^^^^^^^^^^^^^^^^ 
    7615 File "D:\ChimeraX 1.8\bin\Lib\site-
    7616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7617 return self.drawingParentVolume().data.origin 
    7618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7619 AttributeError: 'NoneType' object has no attribute 'data' 
    7620  
    7621 AttributeError: 'NoneType' object has no attribute 'data' 
    7622  
    7623 File "D:\ChimeraX 1.8\bin\Lib\site-
    7624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7625 return self.drawingParentVolume().data.origin 
    7626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7627  
    7628 See log for complete Python traceback. 
    7629  
    7630 Traceback (most recent call last): 
    7631 File "D:\ChimeraX 1.8\bin\Lib\site-
    7632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7633 mouseMoveEvent 
    7634 self.moveSegmentationPuck(x, y, record_seg=False) 
    7635 File "D:\ChimeraX 1.8\bin\Lib\site-
    7636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7637 moveSegmentationPuck 
    7638 drawing_origin = self.drawingOrigin() 
    7639 ^^^^^^^^^^^^^^^^^^^^ 
    7640 File "D:\ChimeraX 1.8\bin\Lib\site-
    7641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7642 return self.drawingParentVolume().data.origin 
    7643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7644 AttributeError: 'NoneType' object has no attribute 'data' 
    7645  
    7646 AttributeError: 'NoneType' object has no attribute 'data' 
    7647  
    7648 File "D:\ChimeraX 1.8\bin\Lib\site-
    7649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7650 return self.drawingParentVolume().data.origin 
    7651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7652  
    7653 See log for complete Python traceback. 
    7654  
    7655 Traceback (most recent call last): 
    7656 File "D:\ChimeraX 1.8\bin\Lib\site-
    7657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7658 mouseMoveEvent 
    7659 self.moveSegmentationPuck(x, y, record_seg=False) 
    7660 File "D:\ChimeraX 1.8\bin\Lib\site-
    7661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7662 moveSegmentationPuck 
    7663 drawing_origin = self.drawingOrigin() 
    7664 ^^^^^^^^^^^^^^^^^^^^ 
    7665 File "D:\ChimeraX 1.8\bin\Lib\site-
    7666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7667 return self.drawingParentVolume().data.origin 
    7668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7669 AttributeError: 'NoneType' object has no attribute 'data' 
    7670  
    7671 AttributeError: 'NoneType' object has no attribute 'data' 
    7672  
    7673 File "D:\ChimeraX 1.8\bin\Lib\site-
    7674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7675 return self.drawingParentVolume().data.origin 
    7676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7677  
    7678 See log for complete Python traceback. 
    7679  
    7680 Traceback (most recent call last): 
    7681 File "D:\ChimeraX 1.8\bin\Lib\site-
    7682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7683 mouseMoveEvent 
    7684 self.moveSegmentationPuck(x, y, record_seg=False) 
    7685 File "D:\ChimeraX 1.8\bin\Lib\site-
    7686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7687 moveSegmentationPuck 
    7688 drawing_origin = self.drawingOrigin() 
    7689 ^^^^^^^^^^^^^^^^^^^^ 
    7690 File "D:\ChimeraX 1.8\bin\Lib\site-
    7691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7692 return self.drawingParentVolume().data.origin 
    7693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7694 AttributeError: 'NoneType' object has no attribute 'data' 
    7695  
    7696 AttributeError: 'NoneType' object has no attribute 'data' 
    7697  
    7698 File "D:\ChimeraX 1.8\bin\Lib\site-
    7699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7700 return self.drawingParentVolume().data.origin 
    7701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7702  
    7703 See log for complete Python traceback. 
    7704  
    7705 Traceback (most recent call last): 
    7706 File "D:\ChimeraX 1.8\bin\Lib\site-
    7707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7708 mouseMoveEvent 
    7709 self.moveSegmentationPuck(x, y, record_seg=False) 
    7710 File "D:\ChimeraX 1.8\bin\Lib\site-
    7711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7712 moveSegmentationPuck 
    7713 drawing_origin = self.drawingOrigin() 
    7714 ^^^^^^^^^^^^^^^^^^^^ 
    7715 File "D:\ChimeraX 1.8\bin\Lib\site-
    7716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7717 return self.drawingParentVolume().data.origin 
    7718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7719 AttributeError: 'NoneType' object has no attribute 'data' 
    7720  
    7721 AttributeError: 'NoneType' object has no attribute 'data' 
    7722  
    7723 File "D:\ChimeraX 1.8\bin\Lib\site-
    7724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7725 return self.drawingParentVolume().data.origin 
    7726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7727  
    7728 See log for complete Python traceback. 
    7729  
    7730 Traceback (most recent call last): 
    7731 File "D:\ChimeraX 1.8\bin\Lib\site-
    7732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7733 mouseMoveEvent 
    7734 self.moveSegmentationPuck(x, y, record_seg=False) 
    7735 File "D:\ChimeraX 1.8\bin\Lib\site-
    7736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7737 moveSegmentationPuck 
    7738 drawing_origin = self.drawingOrigin() 
    7739 ^^^^^^^^^^^^^^^^^^^^ 
    7740 File "D:\ChimeraX 1.8\bin\Lib\site-
    7741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7742 return self.drawingParentVolume().data.origin 
    7743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7744 AttributeError: 'NoneType' object has no attribute 'data' 
    7745  
    7746 AttributeError: 'NoneType' object has no attribute 'data' 
    7747  
    7748 File "D:\ChimeraX 1.8\bin\Lib\site-
    7749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7750 return self.drawingParentVolume().data.origin 
    7751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7752  
    7753 See log for complete Python traceback. 
    7754  
    7755 Traceback (most recent call last): 
    7756 File "D:\ChimeraX 1.8\bin\Lib\site-
    7757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7758 mouseMoveEvent 
    7759 self.moveSegmentationPuck(x, y, record_seg=False) 
    7760 File "D:\ChimeraX 1.8\bin\Lib\site-
    7761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7762 moveSegmentationPuck 
    7763 drawing_origin = self.drawingOrigin() 
    7764 ^^^^^^^^^^^^^^^^^^^^ 
    7765 File "D:\ChimeraX 1.8\bin\Lib\site-
    7766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7767 return self.drawingParentVolume().data.origin 
    7768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7769 AttributeError: 'NoneType' object has no attribute 'data' 
    7770  
    7771 AttributeError: 'NoneType' object has no attribute 'data' 
    7772  
    7773 File "D:\ChimeraX 1.8\bin\Lib\site-
    7774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7775 return self.drawingParentVolume().data.origin 
    7776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7777  
    7778 See log for complete Python traceback. 
    7779  
    7780 Traceback (most recent call last): 
    7781 File "D:\ChimeraX 1.8\bin\Lib\site-
    7782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7783 mouseMoveEvent 
    7784 self.moveSegmentationPuck(x, y, record_seg=False) 
    7785 File "D:\ChimeraX 1.8\bin\Lib\site-
    7786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7787 moveSegmentationPuck 
    7788 drawing_origin = self.drawingOrigin() 
    7789 ^^^^^^^^^^^^^^^^^^^^ 
    7790 File "D:\ChimeraX 1.8\bin\Lib\site-
    7791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7792 return self.drawingParentVolume().data.origin 
    7793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7794 AttributeError: 'NoneType' object has no attribute 'data' 
    7795  
    7796 AttributeError: 'NoneType' object has no attribute 'data' 
    7797  
    7798 File "D:\ChimeraX 1.8\bin\Lib\site-
    7799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7800 return self.drawingParentVolume().data.origin 
    7801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7802  
    7803 See log for complete Python traceback. 
    7804  
    7805 Traceback (most recent call last): 
    7806 File "D:\ChimeraX 1.8\bin\Lib\site-
    7807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7808 mouseMoveEvent 
    7809 self.moveSegmentationPuck(x, y, record_seg=False) 
    7810 File "D:\ChimeraX 1.8\bin\Lib\site-
    7811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7812 moveSegmentationPuck 
    7813 drawing_origin = self.drawingOrigin() 
    7814 ^^^^^^^^^^^^^^^^^^^^ 
    7815 File "D:\ChimeraX 1.8\bin\Lib\site-
    7816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7817 return self.drawingParentVolume().data.origin 
    7818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7819 AttributeError: 'NoneType' object has no attribute 'data' 
    7820  
    7821 AttributeError: 'NoneType' object has no attribute 'data' 
    7822  
    7823 File "D:\ChimeraX 1.8\bin\Lib\site-
    7824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7825 return self.drawingParentVolume().data.origin 
    7826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7827  
    7828 See log for complete Python traceback. 
    7829  
    7830 Traceback (most recent call last): 
    7831 File "D:\ChimeraX 1.8\bin\Lib\site-
    7832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7833 mouseMoveEvent 
    7834 self.moveSegmentationPuck(x, y, record_seg=False) 
    7835 File "D:\ChimeraX 1.8\bin\Lib\site-
    7836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7837 moveSegmentationPuck 
    7838 drawing_origin = self.drawingOrigin() 
    7839 ^^^^^^^^^^^^^^^^^^^^ 
    7840 File "D:\ChimeraX 1.8\bin\Lib\site-
    7841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7842 return self.drawingParentVolume().data.origin 
    7843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7844 AttributeError: 'NoneType' object has no attribute 'data' 
    7845  
    7846 AttributeError: 'NoneType' object has no attribute 'data' 
    7847  
    7848 File "D:\ChimeraX 1.8\bin\Lib\site-
    7849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7850 return self.drawingParentVolume().data.origin 
    7851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7852  
    7853 See log for complete Python traceback. 
    7854  
    7855 Traceback (most recent call last): 
    7856 File "D:\ChimeraX 1.8\bin\Lib\site-
    7857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7858 mouseMoveEvent 
    7859 self.moveSegmentationPuck(x, y, record_seg=False) 
    7860 File "D:\ChimeraX 1.8\bin\Lib\site-
    7861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7862 moveSegmentationPuck 
    7863 drawing_origin = self.drawingOrigin() 
    7864 ^^^^^^^^^^^^^^^^^^^^ 
    7865 File "D:\ChimeraX 1.8\bin\Lib\site-
    7866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7867 return self.drawingParentVolume().data.origin 
    7868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7869 AttributeError: 'NoneType' object has no attribute 'data' 
    7870  
    7871 AttributeError: 'NoneType' object has no attribute 'data' 
    7872  
    7873 File "D:\ChimeraX 1.8\bin\Lib\site-
    7874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7875 return self.drawingParentVolume().data.origin 
    7876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7877  
    7878 See log for complete Python traceback. 
    7879  
    7880 Traceback (most recent call last): 
    7881 File "D:\ChimeraX 1.8\bin\Lib\site-
    7882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7883 mouseMoveEvent 
    7884 self.moveSegmentationPuck(x, y, record_seg=False) 
    7885 File "D:\ChimeraX 1.8\bin\Lib\site-
    7886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7887 moveSegmentationPuck 
    7888 drawing_origin = self.drawingOrigin() 
    7889 ^^^^^^^^^^^^^^^^^^^^ 
    7890 File "D:\ChimeraX 1.8\bin\Lib\site-
    7891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7892 return self.drawingParentVolume().data.origin 
    7893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7894 AttributeError: 'NoneType' object has no attribute 'data' 
    7895  
    7896 AttributeError: 'NoneType' object has no attribute 'data' 
    7897  
    7898 File "D:\ChimeraX 1.8\bin\Lib\site-
    7899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7900 return self.drawingParentVolume().data.origin 
    7901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7902  
    7903 See log for complete Python traceback. 
    7904  
    7905 Traceback (most recent call last): 
    7906 File "D:\ChimeraX 1.8\bin\Lib\site-
    7907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7908 mouseMoveEvent 
    7909 self.moveSegmentationPuck(x, y, record_seg=False) 
    7910 File "D:\ChimeraX 1.8\bin\Lib\site-
    7911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7912 moveSegmentationPuck 
    7913 drawing_origin = self.drawingOrigin() 
    7914 ^^^^^^^^^^^^^^^^^^^^ 
    7915 File "D:\ChimeraX 1.8\bin\Lib\site-
    7916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7917 return self.drawingParentVolume().data.origin 
    7918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7919 AttributeError: 'NoneType' object has no attribute 'data' 
    7920  
    7921 AttributeError: 'NoneType' object has no attribute 'data' 
    7922  
    7923 File "D:\ChimeraX 1.8\bin\Lib\site-
    7924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7925 return self.drawingParentVolume().data.origin 
    7926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7927  
    7928 See log for complete Python traceback. 
    7929  
    7930 Traceback (most recent call last): 
    7931 File "D:\ChimeraX 1.8\bin\Lib\site-
    7932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7933 mouseMoveEvent 
    7934 self.moveSegmentationPuck(x, y, record_seg=False) 
    7935 File "D:\ChimeraX 1.8\bin\Lib\site-
    7936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7937 moveSegmentationPuck 
    7938 drawing_origin = self.drawingOrigin() 
    7939 ^^^^^^^^^^^^^^^^^^^^ 
    7940 File "D:\ChimeraX 1.8\bin\Lib\site-
    7941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7942 return self.drawingParentVolume().data.origin 
    7943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7944 AttributeError: 'NoneType' object has no attribute 'data' 
    7945  
    7946 AttributeError: 'NoneType' object has no attribute 'data' 
    7947  
    7948 File "D:\ChimeraX 1.8\bin\Lib\site-
    7949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7950 return self.drawingParentVolume().data.origin 
    7951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7952  
    7953 See log for complete Python traceback. 
    7954  
    7955 Traceback (most recent call last): 
    7956 File "D:\ChimeraX 1.8\bin\Lib\site-
    7957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7958 mouseMoveEvent 
    7959 self.moveSegmentationPuck(x, y, record_seg=False) 
    7960 File "D:\ChimeraX 1.8\bin\Lib\site-
    7961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7962 moveSegmentationPuck 
    7963 drawing_origin = self.drawingOrigin() 
    7964 ^^^^^^^^^^^^^^^^^^^^ 
    7965 File "D:\ChimeraX 1.8\bin\Lib\site-
    7966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7967 return self.drawingParentVolume().data.origin 
    7968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7969 AttributeError: 'NoneType' object has no attribute 'data' 
    7970  
    7971 AttributeError: 'NoneType' object has no attribute 'data' 
    7972  
    7973 File "D:\ChimeraX 1.8\bin\Lib\site-
    7974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7975 return self.drawingParentVolume().data.origin 
    7976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7977  
    7978 See log for complete Python traceback. 
    7979  
    7980 Traceback (most recent call last): 
    7981 File "D:\ChimeraX 1.8\bin\Lib\site-
    7982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    7983 mouseMoveEvent 
    7984 self.moveSegmentationPuck(x, y, record_seg=False) 
    7985 File "D:\ChimeraX 1.8\bin\Lib\site-
    7986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    7987 moveSegmentationPuck 
    7988 drawing_origin = self.drawingOrigin() 
    7989 ^^^^^^^^^^^^^^^^^^^^ 
    7990 File "D:\ChimeraX 1.8\bin\Lib\site-
    7991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    7992 return self.drawingParentVolume().data.origin 
    7993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    7994 AttributeError: 'NoneType' object has no attribute 'data' 
    7995  
    7996 AttributeError: 'NoneType' object has no attribute 'data' 
    7997  
    7998 File "D:\ChimeraX 1.8\bin\Lib\site-
    7999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8000 return self.drawingParentVolume().data.origin 
    8001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8002  
    8003 See log for complete Python traceback. 
    8004  
    8005 Traceback (most recent call last): 
    8006 File "D:\ChimeraX 1.8\bin\Lib\site-
    8007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8008 mouseMoveEvent 
    8009 self.moveSegmentationPuck(x, y, record_seg=False) 
    8010 File "D:\ChimeraX 1.8\bin\Lib\site-
    8011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8012 moveSegmentationPuck 
    8013 drawing_origin = self.drawingOrigin() 
    8014 ^^^^^^^^^^^^^^^^^^^^ 
    8015 File "D:\ChimeraX 1.8\bin\Lib\site-
    8016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8017 return self.drawingParentVolume().data.origin 
    8018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8019 AttributeError: 'NoneType' object has no attribute 'data' 
    8020  
    8021 AttributeError: 'NoneType' object has no attribute 'data' 
    8022  
    8023 File "D:\ChimeraX 1.8\bin\Lib\site-
    8024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8025 return self.drawingParentVolume().data.origin 
    8026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8027  
    8028 See log for complete Python traceback. 
    8029  
    8030 Traceback (most recent call last): 
    8031 File "D:\ChimeraX 1.8\bin\Lib\site-
    8032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8033 mouseMoveEvent 
    8034 self.moveSegmentationPuck(x, y, record_seg=False) 
    8035 File "D:\ChimeraX 1.8\bin\Lib\site-
    8036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8037 moveSegmentationPuck 
    8038 drawing_origin = self.drawingOrigin() 
    8039 ^^^^^^^^^^^^^^^^^^^^ 
    8040 File "D:\ChimeraX 1.8\bin\Lib\site-
    8041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8042 return self.drawingParentVolume().data.origin 
    8043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8044 AttributeError: 'NoneType' object has no attribute 'data' 
    8045  
    8046 AttributeError: 'NoneType' object has no attribute 'data' 
    8047  
    8048 File "D:\ChimeraX 1.8\bin\Lib\site-
    8049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8050 return self.drawingParentVolume().data.origin 
    8051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8052  
    8053 See log for complete Python traceback. 
    8054  
    8055 Traceback (most recent call last): 
    8056 File "D:\ChimeraX 1.8\bin\Lib\site-
    8057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8058 mouseMoveEvent 
    8059 self.moveSegmentationPuck(x, y, record_seg=False) 
    8060 File "D:\ChimeraX 1.8\bin\Lib\site-
    8061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8062 moveSegmentationPuck 
    8063 drawing_origin = self.drawingOrigin() 
    8064 ^^^^^^^^^^^^^^^^^^^^ 
    8065 File "D:\ChimeraX 1.8\bin\Lib\site-
    8066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8067 return self.drawingParentVolume().data.origin 
    8068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8069 AttributeError: 'NoneType' object has no attribute 'data' 
    8070  
    8071 AttributeError: 'NoneType' object has no attribute 'data' 
    8072  
    8073 File "D:\ChimeraX 1.8\bin\Lib\site-
    8074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8075 return self.drawingParentVolume().data.origin 
    8076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8077  
    8078 See log for complete Python traceback. 
    8079  
    8080 Traceback (most recent call last): 
    8081 File "D:\ChimeraX 1.8\bin\Lib\site-
    8082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8083 mouseMoveEvent 
    8084 self.moveSegmentationPuck(x, y, record_seg=False) 
    8085 File "D:\ChimeraX 1.8\bin\Lib\site-
    8086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8087 moveSegmentationPuck 
    8088 drawing_origin = self.drawingOrigin() 
    8089 ^^^^^^^^^^^^^^^^^^^^ 
    8090 File "D:\ChimeraX 1.8\bin\Lib\site-
    8091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8092 return self.drawingParentVolume().data.origin 
    8093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8094 AttributeError: 'NoneType' object has no attribute 'data' 
    8095  
    8096 AttributeError: 'NoneType' object has no attribute 'data' 
    8097  
    8098 File "D:\ChimeraX 1.8\bin\Lib\site-
    8099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8100 return self.drawingParentVolume().data.origin 
    8101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8102  
    8103 See log for complete Python traceback. 
    8104  
    8105 Traceback (most recent call last): 
    8106 File "D:\ChimeraX 1.8\bin\Lib\site-
    8107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8108 mouseMoveEvent 
    8109 self.moveSegmentationPuck(x, y, record_seg=False) 
    8110 File "D:\ChimeraX 1.8\bin\Lib\site-
    8111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8112 moveSegmentationPuck 
    8113 drawing_origin = self.drawingOrigin() 
    8114 ^^^^^^^^^^^^^^^^^^^^ 
    8115 File "D:\ChimeraX 1.8\bin\Lib\site-
    8116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8117 return self.drawingParentVolume().data.origin 
    8118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8119 AttributeError: 'NoneType' object has no attribute 'data' 
    8120  
    8121 AttributeError: 'NoneType' object has no attribute 'data' 
    8122  
    8123 File "D:\ChimeraX 1.8\bin\Lib\site-
    8124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8125 return self.drawingParentVolume().data.origin 
    8126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8127  
    8128 See log for complete Python traceback. 
    8129  
    8130 Traceback (most recent call last): 
    8131 File "D:\ChimeraX 1.8\bin\Lib\site-
    8132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8133 mouseMoveEvent 
    8134 self.moveSegmentationPuck(x, y, record_seg=False) 
    8135 File "D:\ChimeraX 1.8\bin\Lib\site-
    8136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8137 moveSegmentationPuck 
    8138 drawing_origin = self.drawingOrigin() 
    8139 ^^^^^^^^^^^^^^^^^^^^ 
    8140 File "D:\ChimeraX 1.8\bin\Lib\site-
    8141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8142 return self.drawingParentVolume().data.origin 
    8143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8144 AttributeError: 'NoneType' object has no attribute 'data' 
    8145  
    8146 AttributeError: 'NoneType' object has no attribute 'data' 
    8147  
    8148 File "D:\ChimeraX 1.8\bin\Lib\site-
    8149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8150 return self.drawingParentVolume().data.origin 
    8151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8152  
    8153 See log for complete Python traceback. 
    8154  
    8155 Traceback (most recent call last): 
    8156 File "D:\ChimeraX 1.8\bin\Lib\site-
    8157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8158 mouseMoveEvent 
    8159 self.moveSegmentationPuck(x, y, record_seg=False) 
    8160 File "D:\ChimeraX 1.8\bin\Lib\site-
    8161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8162 moveSegmentationPuck 
    8163 drawing_origin = self.drawingOrigin() 
    8164 ^^^^^^^^^^^^^^^^^^^^ 
    8165 File "D:\ChimeraX 1.8\bin\Lib\site-
    8166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8167 return self.drawingParentVolume().data.origin 
    8168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8169 AttributeError: 'NoneType' object has no attribute 'data' 
    8170  
    8171 AttributeError: 'NoneType' object has no attribute 'data' 
    8172  
    8173 File "D:\ChimeraX 1.8\bin\Lib\site-
    8174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8175 return self.drawingParentVolume().data.origin 
    8176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8177  
    8178 See log for complete Python traceback. 
    8179  
    8180 Traceback (most recent call last): 
    8181 File "D:\ChimeraX 1.8\bin\Lib\site-
    8182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8183 mouseMoveEvent 
    8184 self.moveSegmentationPuck(x, y, record_seg=False) 
    8185 File "D:\ChimeraX 1.8\bin\Lib\site-
    8186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8187 moveSegmentationPuck 
    8188 drawing_origin = self.drawingOrigin() 
    8189 ^^^^^^^^^^^^^^^^^^^^ 
    8190 File "D:\ChimeraX 1.8\bin\Lib\site-
    8191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8192 return self.drawingParentVolume().data.origin 
    8193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8194 AttributeError: 'NoneType' object has no attribute 'data' 
    8195  
    8196 AttributeError: 'NoneType' object has no attribute 'data' 
    8197  
    8198 File "D:\ChimeraX 1.8\bin\Lib\site-
    8199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8200 return self.drawingParentVolume().data.origin 
    8201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8202  
    8203 See log for complete Python traceback. 
    8204  
    8205 Traceback (most recent call last): 
    8206 File "D:\ChimeraX 1.8\bin\Lib\site-
    8207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8208 mouseMoveEvent 
    8209 self.moveSegmentationPuck(x, y, record_seg=False) 
    8210 File "D:\ChimeraX 1.8\bin\Lib\site-
    8211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8212 moveSegmentationPuck 
    8213 drawing_origin = self.drawingOrigin() 
    8214 ^^^^^^^^^^^^^^^^^^^^ 
    8215 File "D:\ChimeraX 1.8\bin\Lib\site-
    8216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8217 return self.drawingParentVolume().data.origin 
    8218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8219 AttributeError: 'NoneType' object has no attribute 'data' 
    8220  
    8221 AttributeError: 'NoneType' object has no attribute 'data' 
    8222  
    8223 File "D:\ChimeraX 1.8\bin\Lib\site-
    8224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8225 return self.drawingParentVolume().data.origin 
    8226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8227  
    8228 See log for complete Python traceback. 
    8229  
    8230 Traceback (most recent call last): 
    8231 File "D:\ChimeraX 1.8\bin\Lib\site-
    8232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8233 mouseMoveEvent 
    8234 self.moveSegmentationPuck(x, y, record_seg=False) 
    8235 File "D:\ChimeraX 1.8\bin\Lib\site-
    8236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8237 moveSegmentationPuck 
    8238 drawing_origin = self.drawingOrigin() 
    8239 ^^^^^^^^^^^^^^^^^^^^ 
    8240 File "D:\ChimeraX 1.8\bin\Lib\site-
    8241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8242 return self.drawingParentVolume().data.origin 
    8243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8244 AttributeError: 'NoneType' object has no attribute 'data' 
    8245  
    8246 AttributeError: 'NoneType' object has no attribute 'data' 
    8247  
    8248 File "D:\ChimeraX 1.8\bin\Lib\site-
    8249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8250 return self.drawingParentVolume().data.origin 
    8251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8252  
    8253 See log for complete Python traceback. 
    8254  
    8255 Traceback (most recent call last): 
    8256 File "D:\ChimeraX 1.8\bin\Lib\site-
    8257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8258 mouseMoveEvent 
    8259 self.moveSegmentationPuck(x, y, record_seg=False) 
    8260 File "D:\ChimeraX 1.8\bin\Lib\site-
    8261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8262 moveSegmentationPuck 
    8263 drawing_origin = self.drawingOrigin() 
    8264 ^^^^^^^^^^^^^^^^^^^^ 
    8265 File "D:\ChimeraX 1.8\bin\Lib\site-
    8266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8267 return self.drawingParentVolume().data.origin 
    8268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8269 AttributeError: 'NoneType' object has no attribute 'data' 
    8270  
    8271 AttributeError: 'NoneType' object has no attribute 'data' 
    8272  
    8273 File "D:\ChimeraX 1.8\bin\Lib\site-
    8274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8275 return self.drawingParentVolume().data.origin 
    8276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8277  
    8278 See log for complete Python traceback. 
    8279  
    8280 Traceback (most recent call last): 
    8281 File "D:\ChimeraX 1.8\bin\Lib\site-
    8282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8283 mouseMoveEvent 
    8284 self.moveSegmentationPuck(x, y, record_seg=False) 
    8285 File "D:\ChimeraX 1.8\bin\Lib\site-
    8286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8287 moveSegmentationPuck 
    8288 drawing_origin = self.drawingOrigin() 
    8289 ^^^^^^^^^^^^^^^^^^^^ 
    8290 File "D:\ChimeraX 1.8\bin\Lib\site-
    8291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8292 return self.drawingParentVolume().data.origin 
    8293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8294 AttributeError: 'NoneType' object has no attribute 'data' 
    8295  
    8296 AttributeError: 'NoneType' object has no attribute 'data' 
    8297  
    8298 File "D:\ChimeraX 1.8\bin\Lib\site-
    8299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8300 return self.drawingParentVolume().data.origin 
    8301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8302  
    8303 See log for complete Python traceback. 
    8304  
    8305 Traceback (most recent call last): 
    8306 File "D:\ChimeraX 1.8\bin\Lib\site-
    8307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8308 mouseMoveEvent 
    8309 self.moveSegmentationPuck(x, y, record_seg=False) 
    8310 File "D:\ChimeraX 1.8\bin\Lib\site-
    8311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8312 moveSegmentationPuck 
    8313 drawing_origin = self.drawingOrigin() 
    8314 ^^^^^^^^^^^^^^^^^^^^ 
    8315 File "D:\ChimeraX 1.8\bin\Lib\site-
    8316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8317 return self.drawingParentVolume().data.origin 
    8318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8319 AttributeError: 'NoneType' object has no attribute 'data' 
    8320  
    8321 AttributeError: 'NoneType' object has no attribute 'data' 
    8322  
    8323 File "D:\ChimeraX 1.8\bin\Lib\site-
    8324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8325 return self.drawingParentVolume().data.origin 
    8326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8327  
    8328 See log for complete Python traceback. 
    8329  
    8330 Traceback (most recent call last): 
    8331 File "D:\ChimeraX 1.8\bin\Lib\site-
    8332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8333 mouseMoveEvent 
    8334 self.moveSegmentationPuck(x, y, record_seg=False) 
    8335 File "D:\ChimeraX 1.8\bin\Lib\site-
    8336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8337 moveSegmentationPuck 
    8338 drawing_origin = self.drawingOrigin() 
    8339 ^^^^^^^^^^^^^^^^^^^^ 
    8340 File "D:\ChimeraX 1.8\bin\Lib\site-
    8341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8342 return self.drawingParentVolume().data.origin 
    8343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8344 AttributeError: 'NoneType' object has no attribute 'data' 
    8345  
    8346 AttributeError: 'NoneType' object has no attribute 'data' 
    8347  
    8348 File "D:\ChimeraX 1.8\bin\Lib\site-
    8349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8350 return self.drawingParentVolume().data.origin 
    8351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8352  
    8353 See log for complete Python traceback. 
    8354  
    8355 Traceback (most recent call last): 
    8356 File "D:\ChimeraX 1.8\bin\Lib\site-
    8357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8358 mouseMoveEvent 
    8359 self.moveSegmentationPuck(x, y, record_seg=False) 
    8360 File "D:\ChimeraX 1.8\bin\Lib\site-
    8361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8362 moveSegmentationPuck 
    8363 drawing_origin = self.drawingOrigin() 
    8364 ^^^^^^^^^^^^^^^^^^^^ 
    8365 File "D:\ChimeraX 1.8\bin\Lib\site-
    8366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8367 return self.drawingParentVolume().data.origin 
    8368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8369 AttributeError: 'NoneType' object has no attribute 'data' 
    8370  
    8371 AttributeError: 'NoneType' object has no attribute 'data' 
    8372  
    8373 File "D:\ChimeraX 1.8\bin\Lib\site-
    8374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8375 return self.drawingParentVolume().data.origin 
    8376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8377  
    8378 See log for complete Python traceback. 
    8379  
    8380 Traceback (most recent call last): 
    8381 File "D:\ChimeraX 1.8\bin\Lib\site-
    8382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8383 mouseMoveEvent 
    8384 self.moveSegmentationPuck(x, y, record_seg=False) 
    8385 File "D:\ChimeraX 1.8\bin\Lib\site-
    8386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8387 moveSegmentationPuck 
    8388 drawing_origin = self.drawingOrigin() 
    8389 ^^^^^^^^^^^^^^^^^^^^ 
    8390 File "D:\ChimeraX 1.8\bin\Lib\site-
    8391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8392 return self.drawingParentVolume().data.origin 
    8393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8394 AttributeError: 'NoneType' object has no attribute 'data' 
    8395  
    8396 AttributeError: 'NoneType' object has no attribute 'data' 
    8397  
    8398 File "D:\ChimeraX 1.8\bin\Lib\site-
    8399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8400 return self.drawingParentVolume().data.origin 
    8401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8402  
    8403 See log for complete Python traceback. 
    8404  
    8405 Traceback (most recent call last): 
    8406 File "D:\ChimeraX 1.8\bin\Lib\site-
    8407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8408 mouseMoveEvent 
    8409 self.moveSegmentationPuck(x, y, record_seg=False) 
    8410 File "D:\ChimeraX 1.8\bin\Lib\site-
    8411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8412 moveSegmentationPuck 
    8413 drawing_origin = self.drawingOrigin() 
    8414 ^^^^^^^^^^^^^^^^^^^^ 
    8415 File "D:\ChimeraX 1.8\bin\Lib\site-
    8416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8417 return self.drawingParentVolume().data.origin 
    8418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8419 AttributeError: 'NoneType' object has no attribute 'data' 
    8420  
    8421 AttributeError: 'NoneType' object has no attribute 'data' 
    8422  
    8423 File "D:\ChimeraX 1.8\bin\Lib\site-
    8424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8425 return self.drawingParentVolume().data.origin 
    8426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8427  
    8428 See log for complete Python traceback. 
    8429  
    8430 Traceback (most recent call last): 
    8431 File "D:\ChimeraX 1.8\bin\Lib\site-
    8432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8433 mouseMoveEvent 
    8434 self.moveSegmentationPuck(x, y, record_seg=False) 
    8435 File "D:\ChimeraX 1.8\bin\Lib\site-
    8436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8437 moveSegmentationPuck 
    8438 drawing_origin = self.drawingOrigin() 
    8439 ^^^^^^^^^^^^^^^^^^^^ 
    8440 File "D:\ChimeraX 1.8\bin\Lib\site-
    8441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8442 return self.drawingParentVolume().data.origin 
    8443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8444 AttributeError: 'NoneType' object has no attribute 'data' 
    8445  
    8446 AttributeError: 'NoneType' object has no attribute 'data' 
    8447  
    8448 File "D:\ChimeraX 1.8\bin\Lib\site-
    8449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8450 return self.drawingParentVolume().data.origin 
    8451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8452  
    8453 See log for complete Python traceback. 
    8454  
    8455 Traceback (most recent call last): 
    8456 File "D:\ChimeraX 1.8\bin\Lib\site-
    8457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8458 mouseMoveEvent 
    8459 self.moveSegmentationPuck(x, y, record_seg=False) 
    8460 File "D:\ChimeraX 1.8\bin\Lib\site-
    8461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8462 moveSegmentationPuck 
    8463 drawing_origin = self.drawingOrigin() 
    8464 ^^^^^^^^^^^^^^^^^^^^ 
    8465 File "D:\ChimeraX 1.8\bin\Lib\site-
    8466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8467 return self.drawingParentVolume().data.origin 
    8468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8469 AttributeError: 'NoneType' object has no attribute 'data' 
    8470  
    8471 AttributeError: 'NoneType' object has no attribute 'data' 
    8472  
    8473 File "D:\ChimeraX 1.8\bin\Lib\site-
    8474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8475 return self.drawingParentVolume().data.origin 
    8476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8477  
    8478 See log for complete Python traceback. 
    8479  
    8480 Traceback (most recent call last): 
    8481 File "D:\ChimeraX 1.8\bin\Lib\site-
    8482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8483 mouseMoveEvent 
    8484 self.moveSegmentationPuck(x, y, record_seg=False) 
    8485 File "D:\ChimeraX 1.8\bin\Lib\site-
    8486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8487 moveSegmentationPuck 
    8488 drawing_origin = self.drawingOrigin() 
    8489 ^^^^^^^^^^^^^^^^^^^^ 
    8490 File "D:\ChimeraX 1.8\bin\Lib\site-
    8491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8492 return self.drawingParentVolume().data.origin 
    8493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8494 AttributeError: 'NoneType' object has no attribute 'data' 
    8495  
    8496 AttributeError: 'NoneType' object has no attribute 'data' 
    8497  
    8498 File "D:\ChimeraX 1.8\bin\Lib\site-
    8499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8500 return self.drawingParentVolume().data.origin 
    8501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8502  
    8503 See log for complete Python traceback. 
    8504  
    8505 Traceback (most recent call last): 
    8506 File "D:\ChimeraX 1.8\bin\Lib\site-
    8507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8508 mouseMoveEvent 
    8509 self.moveSegmentationPuck(x, y, record_seg=False) 
    8510 File "D:\ChimeraX 1.8\bin\Lib\site-
    8511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8512 moveSegmentationPuck 
    8513 drawing_origin = self.drawingOrigin() 
    8514 ^^^^^^^^^^^^^^^^^^^^ 
    8515 File "D:\ChimeraX 1.8\bin\Lib\site-
    8516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8517 return self.drawingParentVolume().data.origin 
    8518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8519 AttributeError: 'NoneType' object has no attribute 'data' 
    8520  
    8521 AttributeError: 'NoneType' object has no attribute 'data' 
    8522  
    8523 File "D:\ChimeraX 1.8\bin\Lib\site-
    8524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8525 return self.drawingParentVolume().data.origin 
    8526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8527  
    8528 See log for complete Python traceback. 
    8529  
    8530 Traceback (most recent call last): 
    8531 File "D:\ChimeraX 1.8\bin\Lib\site-
    8532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8533 mouseMoveEvent 
    8534 self.moveSegmentationPuck(x, y, record_seg=False) 
    8535 File "D:\ChimeraX 1.8\bin\Lib\site-
    8536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8537 moveSegmentationPuck 
    8538 drawing_origin = self.drawingOrigin() 
    8539 ^^^^^^^^^^^^^^^^^^^^ 
    8540 File "D:\ChimeraX 1.8\bin\Lib\site-
    8541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8542 return self.drawingParentVolume().data.origin 
    8543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8544 AttributeError: 'NoneType' object has no attribute 'data' 
    8545  
    8546 AttributeError: 'NoneType' object has no attribute 'data' 
    8547  
    8548 File "D:\ChimeraX 1.8\bin\Lib\site-
    8549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8550 return self.drawingParentVolume().data.origin 
    8551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8552  
    8553 See log for complete Python traceback. 
    8554  
    8555 Traceback (most recent call last): 
    8556 File "D:\ChimeraX 1.8\bin\Lib\site-
    8557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8558 mouseMoveEvent 
    8559 self.moveSegmentationPuck(x, y, record_seg=False) 
    8560 File "D:\ChimeraX 1.8\bin\Lib\site-
    8561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8562 moveSegmentationPuck 
    8563 drawing_origin = self.drawingOrigin() 
    8564 ^^^^^^^^^^^^^^^^^^^^ 
    8565 File "D:\ChimeraX 1.8\bin\Lib\site-
    8566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8567 return self.drawingParentVolume().data.origin 
    8568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8569 AttributeError: 'NoneType' object has no attribute 'data' 
    8570  
    8571 AttributeError: 'NoneType' object has no attribute 'data' 
    8572  
    8573 File "D:\ChimeraX 1.8\bin\Lib\site-
    8574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8575 return self.drawingParentVolume().data.origin 
    8576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8577  
    8578 See log for complete Python traceback. 
    8579  
    8580 Traceback (most recent call last): 
    8581 File "D:\ChimeraX 1.8\bin\Lib\site-
    8582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8583 mouseMoveEvent 
    8584 self.moveSegmentationPuck(x, y, record_seg=False) 
    8585 File "D:\ChimeraX 1.8\bin\Lib\site-
    8586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8587 moveSegmentationPuck 
    8588 drawing_origin = self.drawingOrigin() 
    8589 ^^^^^^^^^^^^^^^^^^^^ 
    8590 File "D:\ChimeraX 1.8\bin\Lib\site-
    8591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8592 return self.drawingParentVolume().data.origin 
    8593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8594 AttributeError: 'NoneType' object has no attribute 'data' 
    8595  
    8596 AttributeError: 'NoneType' object has no attribute 'data' 
    8597  
    8598 File "D:\ChimeraX 1.8\bin\Lib\site-
    8599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8600 return self.drawingParentVolume().data.origin 
    8601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8602  
    8603 See log for complete Python traceback. 
    8604  
    8605 Traceback (most recent call last): 
    8606 File "D:\ChimeraX 1.8\bin\Lib\site-
    8607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8608 mouseMoveEvent 
    8609 self.moveSegmentationPuck(x, y, record_seg=False) 
    8610 File "D:\ChimeraX 1.8\bin\Lib\site-
    8611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8612 moveSegmentationPuck 
    8613 drawing_origin = self.drawingOrigin() 
    8614 ^^^^^^^^^^^^^^^^^^^^ 
    8615 File "D:\ChimeraX 1.8\bin\Lib\site-
    8616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8617 return self.drawingParentVolume().data.origin 
    8618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8619 AttributeError: 'NoneType' object has no attribute 'data' 
    8620  
    8621 AttributeError: 'NoneType' object has no attribute 'data' 
    8622  
    8623 File "D:\ChimeraX 1.8\bin\Lib\site-
    8624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8625 return self.drawingParentVolume().data.origin 
    8626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8627  
    8628 See log for complete Python traceback. 
    8629  
    8630 Traceback (most recent call last): 
    8631 File "D:\ChimeraX 1.8\bin\Lib\site-
    8632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8633 mouseMoveEvent 
    8634 self.moveSegmentationPuck(x, y, record_seg=False) 
    8635 File "D:\ChimeraX 1.8\bin\Lib\site-
    8636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8637 moveSegmentationPuck 
    8638 drawing_origin = self.drawingOrigin() 
    8639 ^^^^^^^^^^^^^^^^^^^^ 
    8640 File "D:\ChimeraX 1.8\bin\Lib\site-
    8641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8642 return self.drawingParentVolume().data.origin 
    8643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8644 AttributeError: 'NoneType' object has no attribute 'data' 
    8645  
    8646 AttributeError: 'NoneType' object has no attribute 'data' 
    8647  
    8648 File "D:\ChimeraX 1.8\bin\Lib\site-
    8649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8650 return self.drawingParentVolume().data.origin 
    8651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8652  
    8653 See log for complete Python traceback. 
    8654  
    8655 Traceback (most recent call last): 
    8656 File "D:\ChimeraX 1.8\bin\Lib\site-
    8657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8658 mouseMoveEvent 
    8659 self.moveSegmentationPuck(x, y, record_seg=False) 
    8660 File "D:\ChimeraX 1.8\bin\Lib\site-
    8661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8662 moveSegmentationPuck 
    8663 drawing_origin = self.drawingOrigin() 
    8664 ^^^^^^^^^^^^^^^^^^^^ 
    8665 File "D:\ChimeraX 1.8\bin\Lib\site-
    8666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8667 return self.drawingParentVolume().data.origin 
    8668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8669 AttributeError: 'NoneType' object has no attribute 'data' 
    8670  
    8671 AttributeError: 'NoneType' object has no attribute 'data' 
    8672  
    8673 File "D:\ChimeraX 1.8\bin\Lib\site-
    8674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8675 return self.drawingParentVolume().data.origin 
    8676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8677  
    8678 See log for complete Python traceback. 
    8679  
    8680 Traceback (most recent call last): 
    8681 File "D:\ChimeraX 1.8\bin\Lib\site-
    8682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8683 mouseMoveEvent 
    8684 self.moveSegmentationPuck(x, y, record_seg=False) 
    8685 File "D:\ChimeraX 1.8\bin\Lib\site-
    8686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8687 moveSegmentationPuck 
    8688 drawing_origin = self.drawingOrigin() 
    8689 ^^^^^^^^^^^^^^^^^^^^ 
    8690 File "D:\ChimeraX 1.8\bin\Lib\site-
    8691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8692 return self.drawingParentVolume().data.origin 
    8693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8694 AttributeError: 'NoneType' object has no attribute 'data' 
    8695  
    8696 AttributeError: 'NoneType' object has no attribute 'data' 
    8697  
    8698 File "D:\ChimeraX 1.8\bin\Lib\site-
    8699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8700 return self.drawingParentVolume().data.origin 
    8701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8702  
    8703 See log for complete Python traceback. 
    8704  
    8705 Traceback (most recent call last): 
    8706 File "D:\ChimeraX 1.8\bin\Lib\site-
    8707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8708 mouseMoveEvent 
    8709 self.moveSegmentationPuck(x, y, record_seg=False) 
    8710 File "D:\ChimeraX 1.8\bin\Lib\site-
    8711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8712 moveSegmentationPuck 
    8713 drawing_origin = self.drawingOrigin() 
    8714 ^^^^^^^^^^^^^^^^^^^^ 
    8715 File "D:\ChimeraX 1.8\bin\Lib\site-
    8716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8717 return self.drawingParentVolume().data.origin 
    8718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8719 AttributeError: 'NoneType' object has no attribute 'data' 
    8720  
    8721 AttributeError: 'NoneType' object has no attribute 'data' 
    8722  
    8723 File "D:\ChimeraX 1.8\bin\Lib\site-
    8724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8725 return self.drawingParentVolume().data.origin 
    8726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8727  
    8728 See log for complete Python traceback. 
    8729  
    8730 Traceback (most recent call last): 
    8731 File "D:\ChimeraX 1.8\bin\Lib\site-
    8732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8733 mouseMoveEvent 
    8734 self.moveSegmentationPuck(x, y, record_seg=False) 
    8735 File "D:\ChimeraX 1.8\bin\Lib\site-
    8736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8737 moveSegmentationPuck 
    8738 drawing_origin = self.drawingOrigin() 
    8739 ^^^^^^^^^^^^^^^^^^^^ 
    8740 File "D:\ChimeraX 1.8\bin\Lib\site-
    8741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8742 return self.drawingParentVolume().data.origin 
    8743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8744 AttributeError: 'NoneType' object has no attribute 'data' 
    8745  
    8746 AttributeError: 'NoneType' object has no attribute 'data' 
    8747  
    8748 File "D:\ChimeraX 1.8\bin\Lib\site-
    8749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8750 return self.drawingParentVolume().data.origin 
    8751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8752  
    8753 See log for complete Python traceback. 
    8754  
    8755 Traceback (most recent call last): 
    8756 File "D:\ChimeraX 1.8\bin\Lib\site-
    8757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8758 mouseMoveEvent 
    8759 self.moveSegmentationPuck(x, y, record_seg=False) 
    8760 File "D:\ChimeraX 1.8\bin\Lib\site-
    8761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8762 moveSegmentationPuck 
    8763 drawing_origin = self.drawingOrigin() 
    8764 ^^^^^^^^^^^^^^^^^^^^ 
    8765 File "D:\ChimeraX 1.8\bin\Lib\site-
    8766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8767 return self.drawingParentVolume().data.origin 
    8768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8769 AttributeError: 'NoneType' object has no attribute 'data' 
    8770  
    8771 AttributeError: 'NoneType' object has no attribute 'data' 
    8772  
    8773 File "D:\ChimeraX 1.8\bin\Lib\site-
    8774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8775 return self.drawingParentVolume().data.origin 
    8776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8777  
    8778 See log for complete Python traceback. 
    8779  
    8780 Traceback (most recent call last): 
    8781 File "D:\ChimeraX 1.8\bin\Lib\site-
    8782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8783 mouseMoveEvent 
    8784 self.moveSegmentationPuck(x, y, record_seg=False) 
    8785 File "D:\ChimeraX 1.8\bin\Lib\site-
    8786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8787 moveSegmentationPuck 
    8788 drawing_origin = self.drawingOrigin() 
    8789 ^^^^^^^^^^^^^^^^^^^^ 
    8790 File "D:\ChimeraX 1.8\bin\Lib\site-
    8791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8792 return self.drawingParentVolume().data.origin 
    8793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8794 AttributeError: 'NoneType' object has no attribute 'data' 
    8795  
    8796 AttributeError: 'NoneType' object has no attribute 'data' 
    8797  
    8798 File "D:\ChimeraX 1.8\bin\Lib\site-
    8799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8800 return self.drawingParentVolume().data.origin 
    8801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8802  
    8803 See log for complete Python traceback. 
    8804  
    8805 Traceback (most recent call last): 
    8806 File "D:\ChimeraX 1.8\bin\Lib\site-
    8807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8808 mouseMoveEvent 
    8809 self.moveSegmentationPuck(x, y, record_seg=False) 
    8810 File "D:\ChimeraX 1.8\bin\Lib\site-
    8811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8812 moveSegmentationPuck 
    8813 drawing_origin = self.drawingOrigin() 
    8814 ^^^^^^^^^^^^^^^^^^^^ 
    8815 File "D:\ChimeraX 1.8\bin\Lib\site-
    8816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8817 return self.drawingParentVolume().data.origin 
    8818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8819 AttributeError: 'NoneType' object has no attribute 'data' 
    8820  
    8821 AttributeError: 'NoneType' object has no attribute 'data' 
    8822  
    8823 File "D:\ChimeraX 1.8\bin\Lib\site-
    8824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8825 return self.drawingParentVolume().data.origin 
    8826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8827  
    8828 See log for complete Python traceback. 
    8829  
    8830 Traceback (most recent call last): 
    8831 File "D:\ChimeraX 1.8\bin\Lib\site-
    8832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8833 mouseMoveEvent 
    8834 self.moveSegmentationPuck(x, y, record_seg=False) 
    8835 File "D:\ChimeraX 1.8\bin\Lib\site-
    8836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8837 moveSegmentationPuck 
    8838 drawing_origin = self.drawingOrigin() 
    8839 ^^^^^^^^^^^^^^^^^^^^ 
    8840 File "D:\ChimeraX 1.8\bin\Lib\site-
    8841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8842 return self.drawingParentVolume().data.origin 
    8843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8844 AttributeError: 'NoneType' object has no attribute 'data' 
    8845  
    8846 AttributeError: 'NoneType' object has no attribute 'data' 
    8847  
    8848 File "D:\ChimeraX 1.8\bin\Lib\site-
    8849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8850 return self.drawingParentVolume().data.origin 
    8851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8852  
    8853 See log for complete Python traceback. 
    8854  
    8855 Traceback (most recent call last): 
    8856 File "D:\ChimeraX 1.8\bin\Lib\site-
    8857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8858 mouseMoveEvent 
    8859 self.moveSegmentationPuck(x, y, record_seg=False) 
    8860 File "D:\ChimeraX 1.8\bin\Lib\site-
    8861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8862 moveSegmentationPuck 
    8863 drawing_origin = self.drawingOrigin() 
    8864 ^^^^^^^^^^^^^^^^^^^^ 
    8865 File "D:\ChimeraX 1.8\bin\Lib\site-
    8866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8867 return self.drawingParentVolume().data.origin 
    8868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8869 AttributeError: 'NoneType' object has no attribute 'data' 
    8870  
    8871 AttributeError: 'NoneType' object has no attribute 'data' 
    8872  
    8873 File "D:\ChimeraX 1.8\bin\Lib\site-
    8874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8875 return self.drawingParentVolume().data.origin 
    8876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8877  
    8878 See log for complete Python traceback. 
    8879  
    8880 Traceback (most recent call last): 
    8881 File "D:\ChimeraX 1.8\bin\Lib\site-
    8882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8883 mouseMoveEvent 
    8884 self.moveSegmentationPuck(x, y, record_seg=False) 
    8885 File "D:\ChimeraX 1.8\bin\Lib\site-
    8886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8887 moveSegmentationPuck 
    8888 drawing_origin = self.drawingOrigin() 
    8889 ^^^^^^^^^^^^^^^^^^^^ 
    8890 File "D:\ChimeraX 1.8\bin\Lib\site-
    8891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8892 return self.drawingParentVolume().data.origin 
    8893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8894 AttributeError: 'NoneType' object has no attribute 'data' 
    8895  
    8896 AttributeError: 'NoneType' object has no attribute 'data' 
    8897  
    8898 File "D:\ChimeraX 1.8\bin\Lib\site-
    8899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8900 return self.drawingParentVolume().data.origin 
    8901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8902  
    8903 See log for complete Python traceback. 
    8904  
    8905 Traceback (most recent call last): 
    8906 File "D:\ChimeraX 1.8\bin\Lib\site-
    8907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8908 mouseMoveEvent 
    8909 self.moveSegmentationPuck(x, y, record_seg=False) 
    8910 File "D:\ChimeraX 1.8\bin\Lib\site-
    8911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8912 moveSegmentationPuck 
    8913 drawing_origin = self.drawingOrigin() 
    8914 ^^^^^^^^^^^^^^^^^^^^ 
    8915 File "D:\ChimeraX 1.8\bin\Lib\site-
    8916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8917 return self.drawingParentVolume().data.origin 
    8918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8919 AttributeError: 'NoneType' object has no attribute 'data' 
    8920  
    8921 AttributeError: 'NoneType' object has no attribute 'data' 
    8922  
    8923 File "D:\ChimeraX 1.8\bin\Lib\site-
    8924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8925 return self.drawingParentVolume().data.origin 
    8926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8927  
    8928 See log for complete Python traceback. 
    8929  
    8930 Traceback (most recent call last): 
    8931 File "D:\ChimeraX 1.8\bin\Lib\site-
    8932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8933 mouseMoveEvent 
    8934 self.moveSegmentationPuck(x, y, record_seg=False) 
    8935 File "D:\ChimeraX 1.8\bin\Lib\site-
    8936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8937 moveSegmentationPuck 
    8938 drawing_origin = self.drawingOrigin() 
    8939 ^^^^^^^^^^^^^^^^^^^^ 
    8940 File "D:\ChimeraX 1.8\bin\Lib\site-
    8941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8942 return self.drawingParentVolume().data.origin 
    8943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8944 AttributeError: 'NoneType' object has no attribute 'data' 
    8945  
    8946 AttributeError: 'NoneType' object has no attribute 'data' 
    8947  
    8948 File "D:\ChimeraX 1.8\bin\Lib\site-
    8949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8950 return self.drawingParentVolume().data.origin 
    8951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8952  
    8953 See log for complete Python traceback. 
    8954  
    8955 Traceback (most recent call last): 
    8956 File "D:\ChimeraX 1.8\bin\Lib\site-
    8957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8958 mouseMoveEvent 
    8959 self.moveSegmentationPuck(x, y, record_seg=False) 
    8960 File "D:\ChimeraX 1.8\bin\Lib\site-
    8961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8962 moveSegmentationPuck 
    8963 drawing_origin = self.drawingOrigin() 
    8964 ^^^^^^^^^^^^^^^^^^^^ 
    8965 File "D:\ChimeraX 1.8\bin\Lib\site-
    8966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8967 return self.drawingParentVolume().data.origin 
    8968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8969 AttributeError: 'NoneType' object has no attribute 'data' 
    8970  
    8971 AttributeError: 'NoneType' object has no attribute 'data' 
    8972  
    8973 File "D:\ChimeraX 1.8\bin\Lib\site-
    8974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8975 return self.drawingParentVolume().data.origin 
    8976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8977  
    8978 See log for complete Python traceback. 
    8979  
    8980 Traceback (most recent call last): 
    8981 File "D:\ChimeraX 1.8\bin\Lib\site-
    8982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    8983 mouseMoveEvent 
    8984 self.moveSegmentationPuck(x, y, record_seg=False) 
    8985 File "D:\ChimeraX 1.8\bin\Lib\site-
    8986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    8987 moveSegmentationPuck 
    8988 drawing_origin = self.drawingOrigin() 
    8989 ^^^^^^^^^^^^^^^^^^^^ 
    8990 File "D:\ChimeraX 1.8\bin\Lib\site-
    8991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    8992 return self.drawingParentVolume().data.origin 
    8993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    8994 AttributeError: 'NoneType' object has no attribute 'data' 
    8995  
    8996 AttributeError: 'NoneType' object has no attribute 'data' 
    8997  
    8998 File "D:\ChimeraX 1.8\bin\Lib\site-
    8999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9000 return self.drawingParentVolume().data.origin 
    9001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9002  
    9003 See log for complete Python traceback. 
    9004  
    9005 Traceback (most recent call last): 
    9006 File "D:\ChimeraX 1.8\bin\Lib\site-
    9007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9008 mouseMoveEvent 
    9009 self.moveSegmentationPuck(x, y, record_seg=False) 
    9010 File "D:\ChimeraX 1.8\bin\Lib\site-
    9011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9012 moveSegmentationPuck 
    9013 drawing_origin = self.drawingOrigin() 
    9014 ^^^^^^^^^^^^^^^^^^^^ 
    9015 File "D:\ChimeraX 1.8\bin\Lib\site-
    9016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9017 return self.drawingParentVolume().data.origin 
    9018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9019 AttributeError: 'NoneType' object has no attribute 'data' 
    9020  
    9021 AttributeError: 'NoneType' object has no attribute 'data' 
    9022  
    9023 File "D:\ChimeraX 1.8\bin\Lib\site-
    9024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9025 return self.drawingParentVolume().data.origin 
    9026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9027  
    9028 See log for complete Python traceback. 
    9029  
    9030 Traceback (most recent call last): 
    9031 File "D:\ChimeraX 1.8\bin\Lib\site-
    9032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9033 mouseMoveEvent 
    9034 self.moveSegmentationPuck(x, y, record_seg=False) 
    9035 File "D:\ChimeraX 1.8\bin\Lib\site-
    9036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9037 moveSegmentationPuck 
    9038 drawing_origin = self.drawingOrigin() 
    9039 ^^^^^^^^^^^^^^^^^^^^ 
    9040 File "D:\ChimeraX 1.8\bin\Lib\site-
    9041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9042 return self.drawingParentVolume().data.origin 
    9043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9044 AttributeError: 'NoneType' object has no attribute 'data' 
    9045  
    9046 AttributeError: 'NoneType' object has no attribute 'data' 
    9047  
    9048 File "D:\ChimeraX 1.8\bin\Lib\site-
    9049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9050 return self.drawingParentVolume().data.origin 
    9051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9052  
    9053 See log for complete Python traceback. 
    9054  
    9055 Traceback (most recent call last): 
    9056 File "D:\ChimeraX 1.8\bin\Lib\site-
    9057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9058 mouseMoveEvent 
    9059 self.moveSegmentationPuck(x, y, record_seg=False) 
    9060 File "D:\ChimeraX 1.8\bin\Lib\site-
    9061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9062 moveSegmentationPuck 
    9063 drawing_origin = self.drawingOrigin() 
    9064 ^^^^^^^^^^^^^^^^^^^^ 
    9065 File "D:\ChimeraX 1.8\bin\Lib\site-
    9066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9067 return self.drawingParentVolume().data.origin 
    9068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9069 AttributeError: 'NoneType' object has no attribute 'data' 
    9070  
    9071 AttributeError: 'NoneType' object has no attribute 'data' 
    9072  
    9073 File "D:\ChimeraX 1.8\bin\Lib\site-
    9074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9075 return self.drawingParentVolume().data.origin 
    9076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9077  
    9078 See log for complete Python traceback. 
    9079  
    9080 Traceback (most recent call last): 
    9081 File "D:\ChimeraX 1.8\bin\Lib\site-
    9082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9083 mouseMoveEvent 
    9084 self.moveSegmentationPuck(x, y, record_seg=False) 
    9085 File "D:\ChimeraX 1.8\bin\Lib\site-
    9086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9087 moveSegmentationPuck 
    9088 drawing_origin = self.drawingOrigin() 
    9089 ^^^^^^^^^^^^^^^^^^^^ 
    9090 File "D:\ChimeraX 1.8\bin\Lib\site-
    9091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9092 return self.drawingParentVolume().data.origin 
    9093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9094 AttributeError: 'NoneType' object has no attribute 'data' 
    9095  
    9096 AttributeError: 'NoneType' object has no attribute 'data' 
    9097  
    9098 File "D:\ChimeraX 1.8\bin\Lib\site-
    9099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9100 return self.drawingParentVolume().data.origin 
    9101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9102  
    9103 See log for complete Python traceback. 
    9104  
    9105 Traceback (most recent call last): 
    9106 File "D:\ChimeraX 1.8\bin\Lib\site-
    9107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9108 mouseMoveEvent 
    9109 self.moveSegmentationPuck(x, y, record_seg=False) 
    9110 File "D:\ChimeraX 1.8\bin\Lib\site-
    9111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9112 moveSegmentationPuck 
    9113 drawing_origin = self.drawingOrigin() 
    9114 ^^^^^^^^^^^^^^^^^^^^ 
    9115 File "D:\ChimeraX 1.8\bin\Lib\site-
    9116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9117 return self.drawingParentVolume().data.origin 
    9118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9119 AttributeError: 'NoneType' object has no attribute 'data' 
    9120  
    9121 AttributeError: 'NoneType' object has no attribute 'data' 
    9122  
    9123 File "D:\ChimeraX 1.8\bin\Lib\site-
    9124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9125 return self.drawingParentVolume().data.origin 
    9126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9127  
    9128 See log for complete Python traceback. 
    9129  
    9130 Traceback (most recent call last): 
    9131 File "D:\ChimeraX 1.8\bin\Lib\site-
    9132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9133 mouseMoveEvent 
    9134 self.moveSegmentationPuck(x, y, record_seg=False) 
    9135 File "D:\ChimeraX 1.8\bin\Lib\site-
    9136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9137 moveSegmentationPuck 
    9138 drawing_origin = self.drawingOrigin() 
    9139 ^^^^^^^^^^^^^^^^^^^^ 
    9140 File "D:\ChimeraX 1.8\bin\Lib\site-
    9141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9142 return self.drawingParentVolume().data.origin 
    9143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9144 AttributeError: 'NoneType' object has no attribute 'data' 
    9145  
    9146 AttributeError: 'NoneType' object has no attribute 'data' 
    9147  
    9148 File "D:\ChimeraX 1.8\bin\Lib\site-
    9149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9150 return self.drawingParentVolume().data.origin 
    9151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9152  
    9153 See log for complete Python traceback. 
    9154  
    9155 Traceback (most recent call last): 
    9156 File "D:\ChimeraX 1.8\bin\Lib\site-
    9157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9158 mouseMoveEvent 
    9159 self.moveSegmentationPuck(x, y, record_seg=False) 
    9160 File "D:\ChimeraX 1.8\bin\Lib\site-
    9161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9162 moveSegmentationPuck 
    9163 drawing_origin = self.drawingOrigin() 
    9164 ^^^^^^^^^^^^^^^^^^^^ 
    9165 File "D:\ChimeraX 1.8\bin\Lib\site-
    9166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9167 return self.drawingParentVolume().data.origin 
    9168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9169 AttributeError: 'NoneType' object has no attribute 'data' 
    9170  
    9171 AttributeError: 'NoneType' object has no attribute 'data' 
    9172  
    9173 File "D:\ChimeraX 1.8\bin\Lib\site-
    9174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9175 return self.drawingParentVolume().data.origin 
    9176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9177  
    9178 See log for complete Python traceback. 
    9179  
    9180 Traceback (most recent call last): 
    9181 File "D:\ChimeraX 1.8\bin\Lib\site-
    9182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9183 mouseMoveEvent 
    9184 self.moveSegmentationPuck(x, y, record_seg=False) 
    9185 File "D:\ChimeraX 1.8\bin\Lib\site-
    9186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9187 moveSegmentationPuck 
    9188 drawing_origin = self.drawingOrigin() 
    9189 ^^^^^^^^^^^^^^^^^^^^ 
    9190 File "D:\ChimeraX 1.8\bin\Lib\site-
    9191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9192 return self.drawingParentVolume().data.origin 
    9193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9194 AttributeError: 'NoneType' object has no attribute 'data' 
    9195  
    9196 AttributeError: 'NoneType' object has no attribute 'data' 
    9197  
    9198 File "D:\ChimeraX 1.8\bin\Lib\site-
    9199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9200 return self.drawingParentVolume().data.origin 
    9201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9202  
    9203 See log for complete Python traceback. 
    9204  
    9205 Traceback (most recent call last): 
    9206 File "D:\ChimeraX 1.8\bin\Lib\site-
    9207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9208 mouseMoveEvent 
    9209 self.moveSegmentationPuck(x, y, record_seg=False) 
    9210 File "D:\ChimeraX 1.8\bin\Lib\site-
    9211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9212 moveSegmentationPuck 
    9213 drawing_origin = self.drawingOrigin() 
    9214 ^^^^^^^^^^^^^^^^^^^^ 
    9215 File "D:\ChimeraX 1.8\bin\Lib\site-
    9216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9217 return self.drawingParentVolume().data.origin 
    9218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9219 AttributeError: 'NoneType' object has no attribute 'data' 
    9220  
    9221 AttributeError: 'NoneType' object has no attribute 'data' 
    9222  
    9223 File "D:\ChimeraX 1.8\bin\Lib\site-
    9224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9225 return self.drawingParentVolume().data.origin 
    9226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9227  
    9228 See log for complete Python traceback. 
    9229  
    9230 Traceback (most recent call last): 
    9231 File "D:\ChimeraX 1.8\bin\Lib\site-
    9232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9233 mouseMoveEvent 
    9234 self.moveSegmentationPuck(x, y, record_seg=False) 
    9235 File "D:\ChimeraX 1.8\bin\Lib\site-
    9236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9237 moveSegmentationPuck 
    9238 drawing_origin = self.drawingOrigin() 
    9239 ^^^^^^^^^^^^^^^^^^^^ 
    9240 File "D:\ChimeraX 1.8\bin\Lib\site-
    9241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9242 return self.drawingParentVolume().data.origin 
    9243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9244 AttributeError: 'NoneType' object has no attribute 'data' 
    9245  
    9246 AttributeError: 'NoneType' object has no attribute 'data' 
    9247  
    9248 File "D:\ChimeraX 1.8\bin\Lib\site-
    9249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9250 return self.drawingParentVolume().data.origin 
    9251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9252  
    9253 See log for complete Python traceback. 
    9254  
    9255 Traceback (most recent call last): 
    9256 File "D:\ChimeraX 1.8\bin\Lib\site-
    9257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9258 mouseMoveEvent 
    9259 self.moveSegmentationPuck(x, y, record_seg=False) 
    9260 File "D:\ChimeraX 1.8\bin\Lib\site-
    9261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9262 moveSegmentationPuck 
    9263 drawing_origin = self.drawingOrigin() 
    9264 ^^^^^^^^^^^^^^^^^^^^ 
    9265 File "D:\ChimeraX 1.8\bin\Lib\site-
    9266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9267 return self.drawingParentVolume().data.origin 
    9268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9269 AttributeError: 'NoneType' object has no attribute 'data' 
    9270  
    9271 AttributeError: 'NoneType' object has no attribute 'data' 
    9272  
    9273 File "D:\ChimeraX 1.8\bin\Lib\site-
    9274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9275 return self.drawingParentVolume().data.origin 
    9276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9277  
    9278 See log for complete Python traceback. 
    9279  
    9280 Traceback (most recent call last): 
    9281 File "D:\ChimeraX 1.8\bin\Lib\site-
    9282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9283 mouseMoveEvent 
    9284 self.moveSegmentationPuck(x, y, record_seg=False) 
    9285 File "D:\ChimeraX 1.8\bin\Lib\site-
    9286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9287 moveSegmentationPuck 
    9288 drawing_origin = self.drawingOrigin() 
    9289 ^^^^^^^^^^^^^^^^^^^^ 
    9290 File "D:\ChimeraX 1.8\bin\Lib\site-
    9291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9292 return self.drawingParentVolume().data.origin 
    9293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9294 AttributeError: 'NoneType' object has no attribute 'data' 
    9295  
    9296 AttributeError: 'NoneType' object has no attribute 'data' 
    9297  
    9298 File "D:\ChimeraX 1.8\bin\Lib\site-
    9299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9300 return self.drawingParentVolume().data.origin 
    9301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9302  
    9303 See log for complete Python traceback. 
    9304  
    9305 Traceback (most recent call last): 
    9306 File "D:\ChimeraX 1.8\bin\Lib\site-
    9307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9308 mouseMoveEvent 
    9309 self.moveSegmentationPuck(x, y, record_seg=False) 
    9310 File "D:\ChimeraX 1.8\bin\Lib\site-
    9311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9312 moveSegmentationPuck 
    9313 drawing_origin = self.drawingOrigin() 
    9314 ^^^^^^^^^^^^^^^^^^^^ 
    9315 File "D:\ChimeraX 1.8\bin\Lib\site-
    9316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9317 return self.drawingParentVolume().data.origin 
    9318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9319 AttributeError: 'NoneType' object has no attribute 'data' 
    9320  
    9321 AttributeError: 'NoneType' object has no attribute 'data' 
    9322  
    9323 File "D:\ChimeraX 1.8\bin\Lib\site-
    9324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9325 return self.drawingParentVolume().data.origin 
    9326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9327  
    9328 See log for complete Python traceback. 
    9329  
    9330 Traceback (most recent call last): 
    9331 File "D:\ChimeraX 1.8\bin\Lib\site-
    9332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9333 mouseMoveEvent 
    9334 self.moveSegmentationPuck(x, y, record_seg=False) 
    9335 File "D:\ChimeraX 1.8\bin\Lib\site-
    9336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9337 moveSegmentationPuck 
    9338 drawing_origin = self.drawingOrigin() 
    9339 ^^^^^^^^^^^^^^^^^^^^ 
    9340 File "D:\ChimeraX 1.8\bin\Lib\site-
    9341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9342 return self.drawingParentVolume().data.origin 
    9343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9344 AttributeError: 'NoneType' object has no attribute 'data' 
    9345  
    9346 AttributeError: 'NoneType' object has no attribute 'data' 
    9347  
    9348 File "D:\ChimeraX 1.8\bin\Lib\site-
    9349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9350 return self.drawingParentVolume().data.origin 
    9351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9352  
    9353 See log for complete Python traceback. 
    9354  
    9355 Traceback (most recent call last): 
    9356 File "D:\ChimeraX 1.8\bin\Lib\site-
    9357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9358 mouseMoveEvent 
    9359 self.moveSegmentationPuck(x, y, record_seg=False) 
    9360 File "D:\ChimeraX 1.8\bin\Lib\site-
    9361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9362 moveSegmentationPuck 
    9363 drawing_origin = self.drawingOrigin() 
    9364 ^^^^^^^^^^^^^^^^^^^^ 
    9365 File "D:\ChimeraX 1.8\bin\Lib\site-
    9366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9367 return self.drawingParentVolume().data.origin 
    9368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9369 AttributeError: 'NoneType' object has no attribute 'data' 
    9370  
    9371 AttributeError: 'NoneType' object has no attribute 'data' 
    9372  
    9373 File "D:\ChimeraX 1.8\bin\Lib\site-
    9374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9375 return self.drawingParentVolume().data.origin 
    9376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9377  
    9378 See log for complete Python traceback. 
    9379  
    9380 Traceback (most recent call last): 
    9381 File "D:\ChimeraX 1.8\bin\Lib\site-
    9382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9383 mouseMoveEvent 
    9384 self.moveSegmentationPuck(x, y, record_seg=False) 
    9385 File "D:\ChimeraX 1.8\bin\Lib\site-
    9386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9387 moveSegmentationPuck 
    9388 drawing_origin = self.drawingOrigin() 
    9389 ^^^^^^^^^^^^^^^^^^^^ 
    9390 File "D:\ChimeraX 1.8\bin\Lib\site-
    9391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9392 return self.drawingParentVolume().data.origin 
    9393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9394 AttributeError: 'NoneType' object has no attribute 'data' 
    9395  
    9396 AttributeError: 'NoneType' object has no attribute 'data' 
    9397  
    9398 File "D:\ChimeraX 1.8\bin\Lib\site-
    9399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9400 return self.drawingParentVolume().data.origin 
    9401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9402  
    9403 See log for complete Python traceback. 
    9404  
    9405 Traceback (most recent call last): 
    9406 File "D:\ChimeraX 1.8\bin\Lib\site-
    9407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9408 mouseMoveEvent 
    9409 self.moveSegmentationPuck(x, y, record_seg=False) 
    9410 File "D:\ChimeraX 1.8\bin\Lib\site-
    9411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9412 moveSegmentationPuck 
    9413 drawing_origin = self.drawingOrigin() 
    9414 ^^^^^^^^^^^^^^^^^^^^ 
    9415 File "D:\ChimeraX 1.8\bin\Lib\site-
    9416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9417 return self.drawingParentVolume().data.origin 
    9418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9419 AttributeError: 'NoneType' object has no attribute 'data' 
    9420  
    9421 AttributeError: 'NoneType' object has no attribute 'data' 
    9422  
    9423 File "D:\ChimeraX 1.8\bin\Lib\site-
    9424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9425 return self.drawingParentVolume().data.origin 
    9426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9427  
    9428 See log for complete Python traceback. 
    9429  
    9430 Traceback (most recent call last): 
    9431 File "D:\ChimeraX 1.8\bin\Lib\site-
    9432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9433 mouseMoveEvent 
    9434 self.moveSegmentationPuck(x, y, record_seg=False) 
    9435 File "D:\ChimeraX 1.8\bin\Lib\site-
    9436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9437 moveSegmentationPuck 
    9438 drawing_origin = self.drawingOrigin() 
    9439 ^^^^^^^^^^^^^^^^^^^^ 
    9440 File "D:\ChimeraX 1.8\bin\Lib\site-
    9441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9442 return self.drawingParentVolume().data.origin 
    9443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9444 AttributeError: 'NoneType' object has no attribute 'data' 
    9445  
    9446 AttributeError: 'NoneType' object has no attribute 'data' 
    9447  
    9448 File "D:\ChimeraX 1.8\bin\Lib\site-
    9449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9450 return self.drawingParentVolume().data.origin 
    9451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9452  
    9453 See log for complete Python traceback. 
    9454  
    9455 Traceback (most recent call last): 
    9456 File "D:\ChimeraX 1.8\bin\Lib\site-
    9457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9458 mouseMoveEvent 
    9459 self.moveSegmentationPuck(x, y, record_seg=False) 
    9460 File "D:\ChimeraX 1.8\bin\Lib\site-
    9461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9462 moveSegmentationPuck 
    9463 drawing_origin = self.drawingOrigin() 
    9464 ^^^^^^^^^^^^^^^^^^^^ 
    9465 File "D:\ChimeraX 1.8\bin\Lib\site-
    9466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9467 return self.drawingParentVolume().data.origin 
    9468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9469 AttributeError: 'NoneType' object has no attribute 'data' 
    9470  
    9471 AttributeError: 'NoneType' object has no attribute 'data' 
    9472  
    9473 File "D:\ChimeraX 1.8\bin\Lib\site-
    9474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9475 return self.drawingParentVolume().data.origin 
    9476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9477  
    9478 See log for complete Python traceback. 
    9479  
    9480 Traceback (most recent call last): 
    9481 File "D:\ChimeraX 1.8\bin\Lib\site-
    9482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9483 mouseMoveEvent 
    9484 self.moveSegmentationPuck(x, y, record_seg=False) 
    9485 File "D:\ChimeraX 1.8\bin\Lib\site-
    9486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9487 moveSegmentationPuck 
    9488 drawing_origin = self.drawingOrigin() 
    9489 ^^^^^^^^^^^^^^^^^^^^ 
    9490 File "D:\ChimeraX 1.8\bin\Lib\site-
    9491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9492 return self.drawingParentVolume().data.origin 
    9493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9494 AttributeError: 'NoneType' object has no attribute 'data' 
    9495  
    9496 AttributeError: 'NoneType' object has no attribute 'data' 
    9497  
    9498 File "D:\ChimeraX 1.8\bin\Lib\site-
    9499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9500 return self.drawingParentVolume().data.origin 
    9501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9502  
    9503 See log for complete Python traceback. 
    9504  
    9505 Traceback (most recent call last): 
    9506 File "D:\ChimeraX 1.8\bin\Lib\site-
    9507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9508 mouseMoveEvent 
    9509 self.moveSegmentationPuck(x, y, record_seg=False) 
    9510 File "D:\ChimeraX 1.8\bin\Lib\site-
    9511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9512 moveSegmentationPuck 
    9513 drawing_origin = self.drawingOrigin() 
    9514 ^^^^^^^^^^^^^^^^^^^^ 
    9515 File "D:\ChimeraX 1.8\bin\Lib\site-
    9516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9517 return self.drawingParentVolume().data.origin 
    9518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9519 AttributeError: 'NoneType' object has no attribute 'data' 
    9520  
    9521 AttributeError: 'NoneType' object has no attribute 'data' 
    9522  
    9523 File "D:\ChimeraX 1.8\bin\Lib\site-
    9524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9525 return self.drawingParentVolume().data.origin 
    9526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9527  
    9528 See log for complete Python traceback. 
    9529  
    9530 Traceback (most recent call last): 
    9531 File "D:\ChimeraX 1.8\bin\Lib\site-
    9532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9533 mouseMoveEvent 
    9534 self.moveSegmentationPuck(x, y, record_seg=False) 
    9535 File "D:\ChimeraX 1.8\bin\Lib\site-
    9536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9537 moveSegmentationPuck 
    9538 drawing_origin = self.drawingOrigin() 
    9539 ^^^^^^^^^^^^^^^^^^^^ 
    9540 File "D:\ChimeraX 1.8\bin\Lib\site-
    9541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9542 return self.drawingParentVolume().data.origin 
    9543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9544 AttributeError: 'NoneType' object has no attribute 'data' 
    9545  
    9546 AttributeError: 'NoneType' object has no attribute 'data' 
    9547  
    9548 File "D:\ChimeraX 1.8\bin\Lib\site-
    9549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9550 return self.drawingParentVolume().data.origin 
    9551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9552  
    9553 See log for complete Python traceback. 
    9554  
    9555 Traceback (most recent call last): 
    9556 File "D:\ChimeraX 1.8\bin\Lib\site-
    9557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9558 mouseMoveEvent 
    9559 self.moveSegmentationPuck(x, y, record_seg=False) 
    9560 File "D:\ChimeraX 1.8\bin\Lib\site-
    9561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9562 moveSegmentationPuck 
    9563 drawing_origin = self.drawingOrigin() 
    9564 ^^^^^^^^^^^^^^^^^^^^ 
    9565 File "D:\ChimeraX 1.8\bin\Lib\site-
    9566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9567 return self.drawingParentVolume().data.origin 
    9568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9569 AttributeError: 'NoneType' object has no attribute 'data' 
    9570  
    9571 AttributeError: 'NoneType' object has no attribute 'data' 
    9572  
    9573 File "D:\ChimeraX 1.8\bin\Lib\site-
    9574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9575 return self.drawingParentVolume().data.origin 
    9576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9577  
    9578 See log for complete Python traceback. 
    9579  
    9580 Traceback (most recent call last): 
    9581 File "D:\ChimeraX 1.8\bin\Lib\site-
    9582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9583 mouseMoveEvent 
    9584 self.moveSegmentationPuck(x, y, record_seg=False) 
    9585 File "D:\ChimeraX 1.8\bin\Lib\site-
    9586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9587 moveSegmentationPuck 
    9588 drawing_origin = self.drawingOrigin() 
    9589 ^^^^^^^^^^^^^^^^^^^^ 
    9590 File "D:\ChimeraX 1.8\bin\Lib\site-
    9591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9592 return self.drawingParentVolume().data.origin 
    9593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9594 AttributeError: 'NoneType' object has no attribute 'data' 
    9595  
    9596 AttributeError: 'NoneType' object has no attribute 'data' 
    9597  
    9598 File "D:\ChimeraX 1.8\bin\Lib\site-
    9599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9600 return self.drawingParentVolume().data.origin 
    9601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9602  
    9603 See log for complete Python traceback. 
    9604  
    9605 Traceback (most recent call last): 
    9606 File "D:\ChimeraX 1.8\bin\Lib\site-
    9607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9608 mouseMoveEvent 
    9609 self.moveSegmentationPuck(x, y, record_seg=False) 
    9610 File "D:\ChimeraX 1.8\bin\Lib\site-
    9611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9612 moveSegmentationPuck 
    9613 drawing_origin = self.drawingOrigin() 
    9614 ^^^^^^^^^^^^^^^^^^^^ 
    9615 File "D:\ChimeraX 1.8\bin\Lib\site-
    9616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9617 return self.drawingParentVolume().data.origin 
    9618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9619 AttributeError: 'NoneType' object has no attribute 'data' 
    9620  
    9621 AttributeError: 'NoneType' object has no attribute 'data' 
    9622  
    9623 File "D:\ChimeraX 1.8\bin\Lib\site-
    9624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9625 return self.drawingParentVolume().data.origin 
    9626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9627  
    9628 See log for complete Python traceback. 
    9629  
    9630 Traceback (most recent call last): 
    9631 File "D:\ChimeraX 1.8\bin\Lib\site-
    9632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9633 mouseMoveEvent 
    9634 self.moveSegmentationPuck(x, y, record_seg=False) 
    9635 File "D:\ChimeraX 1.8\bin\Lib\site-
    9636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9637 moveSegmentationPuck 
    9638 drawing_origin = self.drawingOrigin() 
    9639 ^^^^^^^^^^^^^^^^^^^^ 
    9640 File "D:\ChimeraX 1.8\bin\Lib\site-
    9641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9642 return self.drawingParentVolume().data.origin 
    9643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9644 AttributeError: 'NoneType' object has no attribute 'data' 
    9645  
    9646 AttributeError: 'NoneType' object has no attribute 'data' 
    9647  
    9648 File "D:\ChimeraX 1.8\bin\Lib\site-
    9649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9650 return self.drawingParentVolume().data.origin 
    9651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9652  
    9653 See log for complete Python traceback. 
    9654  
    9655 Traceback (most recent call last): 
    9656 File "D:\ChimeraX 1.8\bin\Lib\site-
    9657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9658 mouseMoveEvent 
    9659 self.moveSegmentationPuck(x, y, record_seg=False) 
    9660 File "D:\ChimeraX 1.8\bin\Lib\site-
    9661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9662 moveSegmentationPuck 
    9663 drawing_origin = self.drawingOrigin() 
    9664 ^^^^^^^^^^^^^^^^^^^^ 
    9665 File "D:\ChimeraX 1.8\bin\Lib\site-
    9666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9667 return self.drawingParentVolume().data.origin 
    9668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9669 AttributeError: 'NoneType' object has no attribute 'data' 
    9670  
    9671 AttributeError: 'NoneType' object has no attribute 'data' 
    9672  
    9673 File "D:\ChimeraX 1.8\bin\Lib\site-
    9674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9675 return self.drawingParentVolume().data.origin 
    9676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9677  
    9678 See log for complete Python traceback. 
    9679  
    9680 Traceback (most recent call last): 
    9681 File "D:\ChimeraX 1.8\bin\Lib\site-
    9682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9683 mouseMoveEvent 
    9684 self.moveSegmentationPuck(x, y, record_seg=False) 
    9685 File "D:\ChimeraX 1.8\bin\Lib\site-
    9686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9687 moveSegmentationPuck 
    9688 drawing_origin = self.drawingOrigin() 
    9689 ^^^^^^^^^^^^^^^^^^^^ 
    9690 File "D:\ChimeraX 1.8\bin\Lib\site-
    9691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9692 return self.drawingParentVolume().data.origin 
    9693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9694 AttributeError: 'NoneType' object has no attribute 'data' 
    9695  
    9696 AttributeError: 'NoneType' object has no attribute 'data' 
    9697  
    9698 File "D:\ChimeraX 1.8\bin\Lib\site-
    9699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9700 return self.drawingParentVolume().data.origin 
    9701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9702  
    9703 See log for complete Python traceback. 
    9704  
    9705 Traceback (most recent call last): 
    9706 File "D:\ChimeraX 1.8\bin\Lib\site-
    9707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9708 mouseMoveEvent 
    9709 self.moveSegmentationPuck(x, y, record_seg=False) 
    9710 File "D:\ChimeraX 1.8\bin\Lib\site-
    9711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9712 moveSegmentationPuck 
    9713 drawing_origin = self.drawingOrigin() 
    9714 ^^^^^^^^^^^^^^^^^^^^ 
    9715 File "D:\ChimeraX 1.8\bin\Lib\site-
    9716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9717 return self.drawingParentVolume().data.origin 
    9718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9719 AttributeError: 'NoneType' object has no attribute 'data' 
    9720  
    9721 AttributeError: 'NoneType' object has no attribute 'data' 
    9722  
    9723 File "D:\ChimeraX 1.8\bin\Lib\site-
    9724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9725 return self.drawingParentVolume().data.origin 
    9726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9727  
    9728 See log for complete Python traceback. 
    9729  
    9730 Traceback (most recent call last): 
    9731 File "D:\ChimeraX 1.8\bin\Lib\site-
    9732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9733 mouseMoveEvent 
    9734 self.moveSegmentationPuck(x, y, record_seg=False) 
    9735 File "D:\ChimeraX 1.8\bin\Lib\site-
    9736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9737 moveSegmentationPuck 
    9738 drawing_origin = self.drawingOrigin() 
    9739 ^^^^^^^^^^^^^^^^^^^^ 
    9740 File "D:\ChimeraX 1.8\bin\Lib\site-
    9741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9742 return self.drawingParentVolume().data.origin 
    9743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9744 AttributeError: 'NoneType' object has no attribute 'data' 
    9745  
    9746 AttributeError: 'NoneType' object has no attribute 'data' 
    9747  
    9748 File "D:\ChimeraX 1.8\bin\Lib\site-
    9749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9750 return self.drawingParentVolume().data.origin 
    9751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9752  
    9753 See log for complete Python traceback. 
    9754  
    9755 Traceback (most recent call last): 
    9756 File "D:\ChimeraX 1.8\bin\Lib\site-
    9757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9758 mouseMoveEvent 
    9759 self.moveSegmentationPuck(x, y, record_seg=False) 
    9760 File "D:\ChimeraX 1.8\bin\Lib\site-
    9761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9762 moveSegmentationPuck 
    9763 drawing_origin = self.drawingOrigin() 
    9764 ^^^^^^^^^^^^^^^^^^^^ 
    9765 File "D:\ChimeraX 1.8\bin\Lib\site-
    9766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9767 return self.drawingParentVolume().data.origin 
    9768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9769 AttributeError: 'NoneType' object has no attribute 'data' 
    9770  
    9771 AttributeError: 'NoneType' object has no attribute 'data' 
    9772  
    9773 File "D:\ChimeraX 1.8\bin\Lib\site-
    9774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9775 return self.drawingParentVolume().data.origin 
    9776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9777  
    9778 See log for complete Python traceback. 
    9779  
    9780 Traceback (most recent call last): 
    9781 File "D:\ChimeraX 1.8\bin\Lib\site-
    9782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9783 mouseMoveEvent 
    9784 self.moveSegmentationPuck(x, y, record_seg=False) 
    9785 File "D:\ChimeraX 1.8\bin\Lib\site-
    9786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9787 moveSegmentationPuck 
    9788 drawing_origin = self.drawingOrigin() 
    9789 ^^^^^^^^^^^^^^^^^^^^ 
    9790 File "D:\ChimeraX 1.8\bin\Lib\site-
    9791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9792 return self.drawingParentVolume().data.origin 
    9793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9794 AttributeError: 'NoneType' object has no attribute 'data' 
    9795  
    9796 AttributeError: 'NoneType' object has no attribute 'data' 
    9797  
    9798 File "D:\ChimeraX 1.8\bin\Lib\site-
    9799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9800 return self.drawingParentVolume().data.origin 
    9801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9802  
    9803 See log for complete Python traceback. 
    9804  
    9805 Traceback (most recent call last): 
    9806 File "D:\ChimeraX 1.8\bin\Lib\site-
    9807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9808 mouseMoveEvent 
    9809 self.moveSegmentationPuck(x, y, record_seg=False) 
    9810 File "D:\ChimeraX 1.8\bin\Lib\site-
    9811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9812 moveSegmentationPuck 
    9813 drawing_origin = self.drawingOrigin() 
    9814 ^^^^^^^^^^^^^^^^^^^^ 
    9815 File "D:\ChimeraX 1.8\bin\Lib\site-
    9816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9817 return self.drawingParentVolume().data.origin 
    9818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9819 AttributeError: 'NoneType' object has no attribute 'data' 
    9820  
    9821 AttributeError: 'NoneType' object has no attribute 'data' 
    9822  
    9823 File "D:\ChimeraX 1.8\bin\Lib\site-
    9824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9825 return self.drawingParentVolume().data.origin 
    9826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9827  
    9828 See log for complete Python traceback. 
    9829  
    9830 Traceback (most recent call last): 
    9831 File "D:\ChimeraX 1.8\bin\Lib\site-
    9832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9833 mouseMoveEvent 
    9834 self.moveSegmentationPuck(x, y, record_seg=False) 
    9835 File "D:\ChimeraX 1.8\bin\Lib\site-
    9836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9837 moveSegmentationPuck 
    9838 drawing_origin = self.drawingOrigin() 
    9839 ^^^^^^^^^^^^^^^^^^^^ 
    9840 File "D:\ChimeraX 1.8\bin\Lib\site-
    9841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9842 return self.drawingParentVolume().data.origin 
    9843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9844 AttributeError: 'NoneType' object has no attribute 'data' 
    9845  
    9846 AttributeError: 'NoneType' object has no attribute 'data' 
    9847  
    9848 File "D:\ChimeraX 1.8\bin\Lib\site-
    9849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9850 return self.drawingParentVolume().data.origin 
    9851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9852  
    9853 See log for complete Python traceback. 
    9854  
    9855 Traceback (most recent call last): 
    9856 File "D:\ChimeraX 1.8\bin\Lib\site-
    9857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9858 mouseMoveEvent 
    9859 self.moveSegmentationPuck(x, y, record_seg=False) 
    9860 File "D:\ChimeraX 1.8\bin\Lib\site-
    9861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9862 moveSegmentationPuck 
    9863 drawing_origin = self.drawingOrigin() 
    9864 ^^^^^^^^^^^^^^^^^^^^ 
    9865 File "D:\ChimeraX 1.8\bin\Lib\site-
    9866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9867 return self.drawingParentVolume().data.origin 
    9868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9869 AttributeError: 'NoneType' object has no attribute 'data' 
    9870  
    9871 AttributeError: 'NoneType' object has no attribute 'data' 
    9872  
    9873 File "D:\ChimeraX 1.8\bin\Lib\site-
    9874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9875 return self.drawingParentVolume().data.origin 
    9876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9877  
    9878 See log for complete Python traceback. 
    9879  
    9880 Traceback (most recent call last): 
    9881 File "D:\ChimeraX 1.8\bin\Lib\site-
    9882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9883 mouseMoveEvent 
    9884 self.moveSegmentationPuck(x, y, record_seg=False) 
    9885 File "D:\ChimeraX 1.8\bin\Lib\site-
    9886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9887 moveSegmentationPuck 
    9888 drawing_origin = self.drawingOrigin() 
    9889 ^^^^^^^^^^^^^^^^^^^^ 
    9890 File "D:\ChimeraX 1.8\bin\Lib\site-
    9891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9892 return self.drawingParentVolume().data.origin 
    9893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9894 AttributeError: 'NoneType' object has no attribute 'data' 
    9895  
    9896 AttributeError: 'NoneType' object has no attribute 'data' 
    9897  
    9898 File "D:\ChimeraX 1.8\bin\Lib\site-
    9899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9900 return self.drawingParentVolume().data.origin 
    9901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9902  
    9903 See log for complete Python traceback. 
    9904  
    9905 Traceback (most recent call last): 
    9906 File "D:\ChimeraX 1.8\bin\Lib\site-
    9907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9908 mouseMoveEvent 
    9909 self.moveSegmentationPuck(x, y, record_seg=False) 
    9910 File "D:\ChimeraX 1.8\bin\Lib\site-
    9911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9912 moveSegmentationPuck 
    9913 drawing_origin = self.drawingOrigin() 
    9914 ^^^^^^^^^^^^^^^^^^^^ 
    9915 File "D:\ChimeraX 1.8\bin\Lib\site-
    9916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9917 return self.drawingParentVolume().data.origin 
    9918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9919 AttributeError: 'NoneType' object has no attribute 'data' 
    9920  
    9921 AttributeError: 'NoneType' object has no attribute 'data' 
    9922  
    9923 File "D:\ChimeraX 1.8\bin\Lib\site-
    9924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9925 return self.drawingParentVolume().data.origin 
    9926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9927  
    9928 See log for complete Python traceback. 
    9929  
    9930 Traceback (most recent call last): 
    9931 File "D:\ChimeraX 1.8\bin\Lib\site-
    9932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9933 mouseMoveEvent 
    9934 self.moveSegmentationPuck(x, y, record_seg=False) 
    9935 File "D:\ChimeraX 1.8\bin\Lib\site-
    9936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9937 moveSegmentationPuck 
    9938 drawing_origin = self.drawingOrigin() 
    9939 ^^^^^^^^^^^^^^^^^^^^ 
    9940 File "D:\ChimeraX 1.8\bin\Lib\site-
    9941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9942 return self.drawingParentVolume().data.origin 
    9943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9944 AttributeError: 'NoneType' object has no attribute 'data' 
    9945  
    9946 AttributeError: 'NoneType' object has no attribute 'data' 
    9947  
    9948 File "D:\ChimeraX 1.8\bin\Lib\site-
    9949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9950 return self.drawingParentVolume().data.origin 
    9951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9952  
    9953 See log for complete Python traceback. 
    9954  
    9955 Traceback (most recent call last): 
    9956 File "D:\ChimeraX 1.8\bin\Lib\site-
    9957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9958 mouseMoveEvent 
    9959 self.moveSegmentationPuck(x, y, record_seg=False) 
    9960 File "D:\ChimeraX 1.8\bin\Lib\site-
    9961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9962 moveSegmentationPuck 
    9963 drawing_origin = self.drawingOrigin() 
    9964 ^^^^^^^^^^^^^^^^^^^^ 
    9965 File "D:\ChimeraX 1.8\bin\Lib\site-
    9966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9967 return self.drawingParentVolume().data.origin 
    9968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9969 AttributeError: 'NoneType' object has no attribute 'data' 
    9970  
    9971 AttributeError: 'NoneType' object has no attribute 'data' 
    9972  
    9973 File "D:\ChimeraX 1.8\bin\Lib\site-
    9974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9975 return self.drawingParentVolume().data.origin 
    9976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9977  
    9978 See log for complete Python traceback. 
    9979  
    9980 Traceback (most recent call last): 
    9981 File "D:\ChimeraX 1.8\bin\Lib\site-
    9982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    9983 mouseMoveEvent 
    9984 self.moveSegmentationPuck(x, y, record_seg=False) 
    9985 File "D:\ChimeraX 1.8\bin\Lib\site-
    9986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    9987 moveSegmentationPuck 
    9988 drawing_origin = self.drawingOrigin() 
    9989 ^^^^^^^^^^^^^^^^^^^^ 
    9990 File "D:\ChimeraX 1.8\bin\Lib\site-
    9991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    9992 return self.drawingParentVolume().data.origin 
    9993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    9994 AttributeError: 'NoneType' object has no attribute 'data' 
    9995  
    9996 AttributeError: 'NoneType' object has no attribute 'data' 
    9997  
    9998 File "D:\ChimeraX 1.8\bin\Lib\site-
    9999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10000 return self.drawingParentVolume().data.origin 
    10001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10002  
    10003 See log for complete Python traceback. 
    10004  
    10005 Traceback (most recent call last): 
    10006 File "D:\ChimeraX 1.8\bin\Lib\site-
    10007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10008 mouseMoveEvent 
    10009 self.moveSegmentationPuck(x, y, record_seg=False) 
    10010 File "D:\ChimeraX 1.8\bin\Lib\site-
    10011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10012 moveSegmentationPuck 
    10013 drawing_origin = self.drawingOrigin() 
    10014 ^^^^^^^^^^^^^^^^^^^^ 
    10015 File "D:\ChimeraX 1.8\bin\Lib\site-
    10016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10017 return self.drawingParentVolume().data.origin 
    10018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10019 AttributeError: 'NoneType' object has no attribute 'data' 
    10020  
    10021 AttributeError: 'NoneType' object has no attribute 'data' 
    10022  
    10023 File "D:\ChimeraX 1.8\bin\Lib\site-
    10024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10025 return self.drawingParentVolume().data.origin 
    10026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10027  
    10028 See log for complete Python traceback. 
    10029  
    10030 Traceback (most recent call last): 
    10031 File "D:\ChimeraX 1.8\bin\Lib\site-
    10032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10033 mouseMoveEvent 
    10034 self.moveSegmentationPuck(x, y, record_seg=False) 
    10035 File "D:\ChimeraX 1.8\bin\Lib\site-
    10036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10037 moveSegmentationPuck 
    10038 drawing_origin = self.drawingOrigin() 
    10039 ^^^^^^^^^^^^^^^^^^^^ 
    10040 File "D:\ChimeraX 1.8\bin\Lib\site-
    10041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10042 return self.drawingParentVolume().data.origin 
    10043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10044 AttributeError: 'NoneType' object has no attribute 'data' 
    10045  
    10046 AttributeError: 'NoneType' object has no attribute 'data' 
    10047  
    10048 File "D:\ChimeraX 1.8\bin\Lib\site-
    10049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10050 return self.drawingParentVolume().data.origin 
    10051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10052  
    10053 See log for complete Python traceback. 
    10054  
    10055 Traceback (most recent call last): 
    10056 File "D:\ChimeraX 1.8\bin\Lib\site-
    10057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10058 mouseMoveEvent 
    10059 self.moveSegmentationPuck(x, y, record_seg=False) 
    10060 File "D:\ChimeraX 1.8\bin\Lib\site-
    10061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10062 moveSegmentationPuck 
    10063 drawing_origin = self.drawingOrigin() 
    10064 ^^^^^^^^^^^^^^^^^^^^ 
    10065 File "D:\ChimeraX 1.8\bin\Lib\site-
    10066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10067 return self.drawingParentVolume().data.origin 
    10068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10069 AttributeError: 'NoneType' object has no attribute 'data' 
    10070  
    10071 AttributeError: 'NoneType' object has no attribute 'data' 
    10072  
    10073 File "D:\ChimeraX 1.8\bin\Lib\site-
    10074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10075 return self.drawingParentVolume().data.origin 
    10076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10077  
    10078 See log for complete Python traceback. 
    10079  
    10080 Traceback (most recent call last): 
    10081 File "D:\ChimeraX 1.8\bin\Lib\site-
    10082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10083 mouseMoveEvent 
    10084 self.moveSegmentationPuck(x, y, record_seg=False) 
    10085 File "D:\ChimeraX 1.8\bin\Lib\site-
    10086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10087 moveSegmentationPuck 
    10088 drawing_origin = self.drawingOrigin() 
    10089 ^^^^^^^^^^^^^^^^^^^^ 
    10090 File "D:\ChimeraX 1.8\bin\Lib\site-
    10091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10092 return self.drawingParentVolume().data.origin 
    10093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10094 AttributeError: 'NoneType' object has no attribute 'data' 
    10095  
    10096 AttributeError: 'NoneType' object has no attribute 'data' 
    10097  
    10098 File "D:\ChimeraX 1.8\bin\Lib\site-
    10099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10100 return self.drawingParentVolume().data.origin 
    10101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10102  
    10103 See log for complete Python traceback. 
    10104  
    10105 Traceback (most recent call last): 
    10106 File "D:\ChimeraX 1.8\bin\Lib\site-
    10107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10108 mouseMoveEvent 
    10109 self.moveSegmentationPuck(x, y, record_seg=False) 
    10110 File "D:\ChimeraX 1.8\bin\Lib\site-
    10111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10112 moveSegmentationPuck 
    10113 drawing_origin = self.drawingOrigin() 
    10114 ^^^^^^^^^^^^^^^^^^^^ 
    10115 File "D:\ChimeraX 1.8\bin\Lib\site-
    10116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10117 return self.drawingParentVolume().data.origin 
    10118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10119 AttributeError: 'NoneType' object has no attribute 'data' 
    10120  
    10121 AttributeError: 'NoneType' object has no attribute 'data' 
    10122  
    10123 File "D:\ChimeraX 1.8\bin\Lib\site-
    10124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10125 return self.drawingParentVolume().data.origin 
    10126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10127  
    10128 See log for complete Python traceback. 
    10129  
    10130 Traceback (most recent call last): 
    10131 File "D:\ChimeraX 1.8\bin\Lib\site-
    10132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10133 mouseMoveEvent 
    10134 self.moveSegmentationPuck(x, y, record_seg=False) 
    10135 File "D:\ChimeraX 1.8\bin\Lib\site-
    10136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10137 moveSegmentationPuck 
    10138 drawing_origin = self.drawingOrigin() 
    10139 ^^^^^^^^^^^^^^^^^^^^ 
    10140 File "D:\ChimeraX 1.8\bin\Lib\site-
    10141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10142 return self.drawingParentVolume().data.origin 
    10143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10144 AttributeError: 'NoneType' object has no attribute 'data' 
    10145  
    10146 AttributeError: 'NoneType' object has no attribute 'data' 
    10147  
    10148 File "D:\ChimeraX 1.8\bin\Lib\site-
    10149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10150 return self.drawingParentVolume().data.origin 
    10151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10152  
    10153 See log for complete Python traceback. 
    10154  
    10155 Traceback (most recent call last): 
    10156 File "D:\ChimeraX 1.8\bin\Lib\site-
    10157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10158 mouseMoveEvent 
    10159 self.moveSegmentationPuck(x, y, record_seg=False) 
    10160 File "D:\ChimeraX 1.8\bin\Lib\site-
    10161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10162 moveSegmentationPuck 
    10163 drawing_origin = self.drawingOrigin() 
    10164 ^^^^^^^^^^^^^^^^^^^^ 
    10165 File "D:\ChimeraX 1.8\bin\Lib\site-
    10166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10167 return self.drawingParentVolume().data.origin 
    10168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10169 AttributeError: 'NoneType' object has no attribute 'data' 
    10170  
    10171 AttributeError: 'NoneType' object has no attribute 'data' 
    10172  
    10173 File "D:\ChimeraX 1.8\bin\Lib\site-
    10174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10175 return self.drawingParentVolume().data.origin 
    10176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10177  
    10178 See log for complete Python traceback. 
    10179  
    10180 Traceback (most recent call last): 
    10181 File "D:\ChimeraX 1.8\bin\Lib\site-
    10182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10183 mouseMoveEvent 
    10184 self.moveSegmentationPuck(x, y, record_seg=False) 
    10185 File "D:\ChimeraX 1.8\bin\Lib\site-
    10186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10187 moveSegmentationPuck 
    10188 drawing_origin = self.drawingOrigin() 
    10189 ^^^^^^^^^^^^^^^^^^^^ 
    10190 File "D:\ChimeraX 1.8\bin\Lib\site-
    10191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10192 return self.drawingParentVolume().data.origin 
    10193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10194 AttributeError: 'NoneType' object has no attribute 'data' 
    10195  
    10196 AttributeError: 'NoneType' object has no attribute 'data' 
    10197  
    10198 File "D:\ChimeraX 1.8\bin\Lib\site-
    10199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10200 return self.drawingParentVolume().data.origin 
    10201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10202  
    10203 See log for complete Python traceback. 
    10204  
    10205 Traceback (most recent call last): 
    10206 File "D:\ChimeraX 1.8\bin\Lib\site-
    10207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10208 mouseMoveEvent 
    10209 self.moveSegmentationPuck(x, y, record_seg=False) 
    10210 File "D:\ChimeraX 1.8\bin\Lib\site-
    10211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10212 moveSegmentationPuck 
    10213 drawing_origin = self.drawingOrigin() 
    10214 ^^^^^^^^^^^^^^^^^^^^ 
    10215 File "D:\ChimeraX 1.8\bin\Lib\site-
    10216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10217 return self.drawingParentVolume().data.origin 
    10218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10219 AttributeError: 'NoneType' object has no attribute 'data' 
    10220  
    10221 AttributeError: 'NoneType' object has no attribute 'data' 
    10222  
    10223 File "D:\ChimeraX 1.8\bin\Lib\site-
    10224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10225 return self.drawingParentVolume().data.origin 
    10226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10227  
    10228 See log for complete Python traceback. 
    10229  
    10230 Traceback (most recent call last): 
    10231 File "D:\ChimeraX 1.8\bin\Lib\site-
    10232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10233 mouseMoveEvent 
    10234 self.moveSegmentationPuck(x, y, record_seg=False) 
    10235 File "D:\ChimeraX 1.8\bin\Lib\site-
    10236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10237 moveSegmentationPuck 
    10238 drawing_origin = self.drawingOrigin() 
    10239 ^^^^^^^^^^^^^^^^^^^^ 
    10240 File "D:\ChimeraX 1.8\bin\Lib\site-
    10241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10242 return self.drawingParentVolume().data.origin 
    10243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10244 AttributeError: 'NoneType' object has no attribute 'data' 
    10245  
    10246 AttributeError: 'NoneType' object has no attribute 'data' 
    10247  
    10248 File "D:\ChimeraX 1.8\bin\Lib\site-
    10249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10250 return self.drawingParentVolume().data.origin 
    10251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10252  
    10253 See log for complete Python traceback. 
    10254  
    10255 Traceback (most recent call last): 
    10256 File "D:\ChimeraX 1.8\bin\Lib\site-
    10257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10258 mouseMoveEvent 
    10259 self.moveSegmentationPuck(x, y, record_seg=False) 
    10260 File "D:\ChimeraX 1.8\bin\Lib\site-
    10261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10262 moveSegmentationPuck 
    10263 drawing_origin = self.drawingOrigin() 
    10264 ^^^^^^^^^^^^^^^^^^^^ 
    10265 File "D:\ChimeraX 1.8\bin\Lib\site-
    10266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10267 return self.drawingParentVolume().data.origin 
    10268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10269 AttributeError: 'NoneType' object has no attribute 'data' 
    10270  
    10271 AttributeError: 'NoneType' object has no attribute 'data' 
    10272  
    10273 File "D:\ChimeraX 1.8\bin\Lib\site-
    10274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10275 return self.drawingParentVolume().data.origin 
    10276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10277  
    10278 See log for complete Python traceback. 
    10279  
    10280 Traceback (most recent call last): 
    10281 File "D:\ChimeraX 1.8\bin\Lib\site-
    10282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10283 mouseMoveEvent 
    10284 self.moveSegmentationPuck(x, y, record_seg=False) 
    10285 File "D:\ChimeraX 1.8\bin\Lib\site-
    10286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10287 moveSegmentationPuck 
    10288 drawing_origin = self.drawingOrigin() 
    10289 ^^^^^^^^^^^^^^^^^^^^ 
    10290 File "D:\ChimeraX 1.8\bin\Lib\site-
    10291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10292 return self.drawingParentVolume().data.origin 
    10293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10294 AttributeError: 'NoneType' object has no attribute 'data' 
    10295  
    10296 AttributeError: 'NoneType' object has no attribute 'data' 
    10297  
    10298 File "D:\ChimeraX 1.8\bin\Lib\site-
    10299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10300 return self.drawingParentVolume().data.origin 
    10301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10302  
    10303 See log for complete Python traceback. 
    10304  
    10305 Traceback (most recent call last): 
    10306 File "D:\ChimeraX 1.8\bin\Lib\site-
    10307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10308 mouseMoveEvent 
    10309 self.moveSegmentationPuck(x, y, record_seg=False) 
    10310 File "D:\ChimeraX 1.8\bin\Lib\site-
    10311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10312 moveSegmentationPuck 
    10313 drawing_origin = self.drawingOrigin() 
    10314 ^^^^^^^^^^^^^^^^^^^^ 
    10315 File "D:\ChimeraX 1.8\bin\Lib\site-
    10316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10317 return self.drawingParentVolume().data.origin 
    10318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10319 AttributeError: 'NoneType' object has no attribute 'data' 
    10320  
    10321 AttributeError: 'NoneType' object has no attribute 'data' 
    10322  
    10323 File "D:\ChimeraX 1.8\bin\Lib\site-
    10324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10325 return self.drawingParentVolume().data.origin 
    10326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10327  
    10328 See log for complete Python traceback. 
    10329  
    10330 Traceback (most recent call last): 
    10331 File "D:\ChimeraX 1.8\bin\Lib\site-
    10332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10333 mouseMoveEvent 
    10334 self.moveSegmentationPuck(x, y, record_seg=False) 
    10335 File "D:\ChimeraX 1.8\bin\Lib\site-
    10336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10337 moveSegmentationPuck 
    10338 drawing_origin = self.drawingOrigin() 
    10339 ^^^^^^^^^^^^^^^^^^^^ 
    10340 File "D:\ChimeraX 1.8\bin\Lib\site-
    10341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10342 return self.drawingParentVolume().data.origin 
    10343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10344 AttributeError: 'NoneType' object has no attribute 'data' 
    10345  
    10346 AttributeError: 'NoneType' object has no attribute 'data' 
    10347  
    10348 File "D:\ChimeraX 1.8\bin\Lib\site-
    10349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10350 return self.drawingParentVolume().data.origin 
    10351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10352  
    10353 See log for complete Python traceback. 
    10354  
    10355 Traceback (most recent call last): 
    10356 File "D:\ChimeraX 1.8\bin\Lib\site-
    10357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10358 mouseMoveEvent 
    10359 self.moveSegmentationPuck(x, y, record_seg=False) 
    10360 File "D:\ChimeraX 1.8\bin\Lib\site-
    10361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10362 moveSegmentationPuck 
    10363 drawing_origin = self.drawingOrigin() 
    10364 ^^^^^^^^^^^^^^^^^^^^ 
    10365 File "D:\ChimeraX 1.8\bin\Lib\site-
    10366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10367 return self.drawingParentVolume().data.origin 
    10368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10369 AttributeError: 'NoneType' object has no attribute 'data' 
    10370  
    10371 AttributeError: 'NoneType' object has no attribute 'data' 
    10372  
    10373 File "D:\ChimeraX 1.8\bin\Lib\site-
    10374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10375 return self.drawingParentVolume().data.origin 
    10376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10377  
    10378 See log for complete Python traceback. 
    10379  
    10380 Traceback (most recent call last): 
    10381 File "D:\ChimeraX 1.8\bin\Lib\site-
    10382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10383 mouseMoveEvent 
    10384 self.moveSegmentationPuck(x, y, record_seg=False) 
    10385 File "D:\ChimeraX 1.8\bin\Lib\site-
    10386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10387 moveSegmentationPuck 
    10388 drawing_origin = self.drawingOrigin() 
    10389 ^^^^^^^^^^^^^^^^^^^^ 
    10390 File "D:\ChimeraX 1.8\bin\Lib\site-
    10391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10392 return self.drawingParentVolume().data.origin 
    10393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10394 AttributeError: 'NoneType' object has no attribute 'data' 
    10395  
    10396 AttributeError: 'NoneType' object has no attribute 'data' 
    10397  
    10398 File "D:\ChimeraX 1.8\bin\Lib\site-
    10399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10400 return self.drawingParentVolume().data.origin 
    10401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10402  
    10403 See log for complete Python traceback. 
    10404  
    10405 Traceback (most recent call last): 
    10406 File "D:\ChimeraX 1.8\bin\Lib\site-
    10407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10408 mouseMoveEvent 
    10409 self.moveSegmentationPuck(x, y, record_seg=False) 
    10410 File "D:\ChimeraX 1.8\bin\Lib\site-
    10411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10412 moveSegmentationPuck 
    10413 drawing_origin = self.drawingOrigin() 
    10414 ^^^^^^^^^^^^^^^^^^^^ 
    10415 File "D:\ChimeraX 1.8\bin\Lib\site-
    10416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10417 return self.drawingParentVolume().data.origin 
    10418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10419 AttributeError: 'NoneType' object has no attribute 'data' 
    10420  
    10421 AttributeError: 'NoneType' object has no attribute 'data' 
    10422  
    10423 File "D:\ChimeraX 1.8\bin\Lib\site-
    10424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10425 return self.drawingParentVolume().data.origin 
    10426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10427  
    10428 See log for complete Python traceback. 
    10429  
    10430 Traceback (most recent call last): 
    10431 File "D:\ChimeraX 1.8\bin\Lib\site-
    10432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10433 mouseMoveEvent 
    10434 self.moveSegmentationPuck(x, y, record_seg=False) 
    10435 File "D:\ChimeraX 1.8\bin\Lib\site-
    10436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10437 moveSegmentationPuck 
    10438 drawing_origin = self.drawingOrigin() 
    10439 ^^^^^^^^^^^^^^^^^^^^ 
    10440 File "D:\ChimeraX 1.8\bin\Lib\site-
    10441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10442 return self.drawingParentVolume().data.origin 
    10443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10444 AttributeError: 'NoneType' object has no attribute 'data' 
    10445  
    10446 AttributeError: 'NoneType' object has no attribute 'data' 
    10447  
    10448 File "D:\ChimeraX 1.8\bin\Lib\site-
    10449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10450 return self.drawingParentVolume().data.origin 
    10451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10452  
    10453 See log for complete Python traceback. 
    10454  
    10455 Traceback (most recent call last): 
    10456 File "D:\ChimeraX 1.8\bin\Lib\site-
    10457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10458 mouseMoveEvent 
    10459 self.moveSegmentationPuck(x, y, record_seg=False) 
    10460 File "D:\ChimeraX 1.8\bin\Lib\site-
    10461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10462 moveSegmentationPuck 
    10463 drawing_origin = self.drawingOrigin() 
    10464 ^^^^^^^^^^^^^^^^^^^^ 
    10465 File "D:\ChimeraX 1.8\bin\Lib\site-
    10466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10467 return self.drawingParentVolume().data.origin 
    10468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10469 AttributeError: 'NoneType' object has no attribute 'data' 
    10470  
    10471 AttributeError: 'NoneType' object has no attribute 'data' 
    10472  
    10473 File "D:\ChimeraX 1.8\bin\Lib\site-
    10474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10475 return self.drawingParentVolume().data.origin 
    10476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10477  
    10478 See log for complete Python traceback. 
    10479  
    10480 Traceback (most recent call last): 
    10481 File "D:\ChimeraX 1.8\bin\Lib\site-
    10482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10483 mouseMoveEvent 
    10484 self.moveSegmentationPuck(x, y, record_seg=False) 
    10485 File "D:\ChimeraX 1.8\bin\Lib\site-
    10486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10487 moveSegmentationPuck 
    10488 drawing_origin = self.drawingOrigin() 
    10489 ^^^^^^^^^^^^^^^^^^^^ 
    10490 File "D:\ChimeraX 1.8\bin\Lib\site-
    10491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10492 return self.drawingParentVolume().data.origin 
    10493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10494 AttributeError: 'NoneType' object has no attribute 'data' 
    10495  
    10496 AttributeError: 'NoneType' object has no attribute 'data' 
    10497  
    10498 File "D:\ChimeraX 1.8\bin\Lib\site-
    10499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10500 return self.drawingParentVolume().data.origin 
    10501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10502  
    10503 See log for complete Python traceback. 
    10504  
    10505 Traceback (most recent call last): 
    10506 File "D:\ChimeraX 1.8\bin\Lib\site-
    10507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10508 mouseMoveEvent 
    10509 self.moveSegmentationPuck(x, y, record_seg=False) 
    10510 File "D:\ChimeraX 1.8\bin\Lib\site-
    10511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10512 moveSegmentationPuck 
    10513 drawing_origin = self.drawingOrigin() 
    10514 ^^^^^^^^^^^^^^^^^^^^ 
    10515 File "D:\ChimeraX 1.8\bin\Lib\site-
    10516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10517 return self.drawingParentVolume().data.origin 
    10518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10519 AttributeError: 'NoneType' object has no attribute 'data' 
    10520  
    10521 AttributeError: 'NoneType' object has no attribute 'data' 
    10522  
    10523 File "D:\ChimeraX 1.8\bin\Lib\site-
    10524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10525 return self.drawingParentVolume().data.origin 
    10526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10527  
    10528 See log for complete Python traceback. 
    10529  
    10530 Traceback (most recent call last): 
    10531 File "D:\ChimeraX 1.8\bin\Lib\site-
    10532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10533 mouseMoveEvent 
    10534 self.moveSegmentationPuck(x, y, record_seg=False) 
    10535 File "D:\ChimeraX 1.8\bin\Lib\site-
    10536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10537 moveSegmentationPuck 
    10538 drawing_origin = self.drawingOrigin() 
    10539 ^^^^^^^^^^^^^^^^^^^^ 
    10540 File "D:\ChimeraX 1.8\bin\Lib\site-
    10541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10542 return self.drawingParentVolume().data.origin 
    10543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10544 AttributeError: 'NoneType' object has no attribute 'data' 
    10545  
    10546 AttributeError: 'NoneType' object has no attribute 'data' 
    10547  
    10548 File "D:\ChimeraX 1.8\bin\Lib\site-
    10549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10550 return self.drawingParentVolume().data.origin 
    10551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10552  
    10553 See log for complete Python traceback. 
    10554  
    10555 Traceback (most recent call last): 
    10556 File "D:\ChimeraX 1.8\bin\Lib\site-
    10557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10558 mouseMoveEvent 
    10559 self.moveSegmentationPuck(x, y, record_seg=False) 
    10560 File "D:\ChimeraX 1.8\bin\Lib\site-
    10561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10562 moveSegmentationPuck 
    10563 drawing_origin = self.drawingOrigin() 
    10564 ^^^^^^^^^^^^^^^^^^^^ 
    10565 File "D:\ChimeraX 1.8\bin\Lib\site-
    10566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10567 return self.drawingParentVolume().data.origin 
    10568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10569 AttributeError: 'NoneType' object has no attribute 'data' 
    10570  
    10571 AttributeError: 'NoneType' object has no attribute 'data' 
    10572  
    10573 File "D:\ChimeraX 1.8\bin\Lib\site-
    10574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10575 return self.drawingParentVolume().data.origin 
    10576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10577  
    10578 See log for complete Python traceback. 
    10579  
    10580 Traceback (most recent call last): 
    10581 File "D:\ChimeraX 1.8\bin\Lib\site-
    10582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10583 mouseMoveEvent 
    10584 self.moveSegmentationPuck(x, y, record_seg=False) 
    10585 File "D:\ChimeraX 1.8\bin\Lib\site-
    10586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10587 moveSegmentationPuck 
    10588 drawing_origin = self.drawingOrigin() 
    10589 ^^^^^^^^^^^^^^^^^^^^ 
    10590 File "D:\ChimeraX 1.8\bin\Lib\site-
    10591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10592 return self.drawingParentVolume().data.origin 
    10593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10594 AttributeError: 'NoneType' object has no attribute 'data' 
    10595  
    10596 AttributeError: 'NoneType' object has no attribute 'data' 
    10597  
    10598 File "D:\ChimeraX 1.8\bin\Lib\site-
    10599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10600 return self.drawingParentVolume().data.origin 
    10601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10602  
    10603 See log for complete Python traceback. 
    10604  
    10605 Traceback (most recent call last): 
    10606 File "D:\ChimeraX 1.8\bin\Lib\site-
    10607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10608 mouseMoveEvent 
    10609 self.moveSegmentationPuck(x, y, record_seg=False) 
    10610 File "D:\ChimeraX 1.8\bin\Lib\site-
    10611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10612 moveSegmentationPuck 
    10613 drawing_origin = self.drawingOrigin() 
    10614 ^^^^^^^^^^^^^^^^^^^^ 
    10615 File "D:\ChimeraX 1.8\bin\Lib\site-
    10616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10617 return self.drawingParentVolume().data.origin 
    10618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10619 AttributeError: 'NoneType' object has no attribute 'data' 
    10620  
    10621 AttributeError: 'NoneType' object has no attribute 'data' 
    10622  
    10623 File "D:\ChimeraX 1.8\bin\Lib\site-
    10624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10625 return self.drawingParentVolume().data.origin 
    10626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10627  
    10628 See log for complete Python traceback. 
    10629  
    10630 Traceback (most recent call last): 
    10631 File "D:\ChimeraX 1.8\bin\Lib\site-
    10632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10633 mouseMoveEvent 
    10634 self.moveSegmentationPuck(x, y, record_seg=False) 
    10635 File "D:\ChimeraX 1.8\bin\Lib\site-
    10636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10637 moveSegmentationPuck 
    10638 drawing_origin = self.drawingOrigin() 
    10639 ^^^^^^^^^^^^^^^^^^^^ 
    10640 File "D:\ChimeraX 1.8\bin\Lib\site-
    10641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10642 return self.drawingParentVolume().data.origin 
    10643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10644 AttributeError: 'NoneType' object has no attribute 'data' 
    10645  
    10646 AttributeError: 'NoneType' object has no attribute 'data' 
    10647  
    10648 File "D:\ChimeraX 1.8\bin\Lib\site-
    10649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10650 return self.drawingParentVolume().data.origin 
    10651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10652  
    10653 See log for complete Python traceback. 
    10654  
    10655 Traceback (most recent call last): 
    10656 File "D:\ChimeraX 1.8\bin\Lib\site-
    10657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10658 mouseMoveEvent 
    10659 self.moveSegmentationPuck(x, y, record_seg=False) 
    10660 File "D:\ChimeraX 1.8\bin\Lib\site-
    10661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10662 moveSegmentationPuck 
    10663 drawing_origin = self.drawingOrigin() 
    10664 ^^^^^^^^^^^^^^^^^^^^ 
    10665 File "D:\ChimeraX 1.8\bin\Lib\site-
    10666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10667 return self.drawingParentVolume().data.origin 
    10668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10669 AttributeError: 'NoneType' object has no attribute 'data' 
    10670  
    10671 AttributeError: 'NoneType' object has no attribute 'data' 
    10672  
    10673 File "D:\ChimeraX 1.8\bin\Lib\site-
    10674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10675 return self.drawingParentVolume().data.origin 
    10676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10677  
    10678 See log for complete Python traceback. 
    10679  
    10680 Traceback (most recent call last): 
    10681 File "D:\ChimeraX 1.8\bin\Lib\site-
    10682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10683 mouseMoveEvent 
    10684 self.moveSegmentationPuck(x, y, record_seg=False) 
    10685 File "D:\ChimeraX 1.8\bin\Lib\site-
    10686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10687 moveSegmentationPuck 
    10688 drawing_origin = self.drawingOrigin() 
    10689 ^^^^^^^^^^^^^^^^^^^^ 
    10690 File "D:\ChimeraX 1.8\bin\Lib\site-
    10691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10692 return self.drawingParentVolume().data.origin 
    10693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10694 AttributeError: 'NoneType' object has no attribute 'data' 
    10695  
    10696 AttributeError: 'NoneType' object has no attribute 'data' 
    10697  
    10698 File "D:\ChimeraX 1.8\bin\Lib\site-
    10699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10700 return self.drawingParentVolume().data.origin 
    10701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10702  
    10703 See log for complete Python traceback. 
    10704  
    10705 Traceback (most recent call last): 
    10706 File "D:\ChimeraX 1.8\bin\Lib\site-
    10707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10708 mouseMoveEvent 
    10709 self.moveSegmentationPuck(x, y, record_seg=False) 
    10710 File "D:\ChimeraX 1.8\bin\Lib\site-
    10711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10712 moveSegmentationPuck 
    10713 drawing_origin = self.drawingOrigin() 
    10714 ^^^^^^^^^^^^^^^^^^^^ 
    10715 File "D:\ChimeraX 1.8\bin\Lib\site-
    10716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10717 return self.drawingParentVolume().data.origin 
    10718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10719 AttributeError: 'NoneType' object has no attribute 'data' 
    10720  
    10721 AttributeError: 'NoneType' object has no attribute 'data' 
    10722  
    10723 File "D:\ChimeraX 1.8\bin\Lib\site-
    10724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10725 return self.drawingParentVolume().data.origin 
    10726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10727  
    10728 See log for complete Python traceback. 
    10729  
    10730 Traceback (most recent call last): 
    10731 File "D:\ChimeraX 1.8\bin\Lib\site-
    10732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10733 mouseMoveEvent 
    10734 self.moveSegmentationPuck(x, y, record_seg=False) 
    10735 File "D:\ChimeraX 1.8\bin\Lib\site-
    10736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10737 moveSegmentationPuck 
    10738 drawing_origin = self.drawingOrigin() 
    10739 ^^^^^^^^^^^^^^^^^^^^ 
    10740 File "D:\ChimeraX 1.8\bin\Lib\site-
    10741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10742 return self.drawingParentVolume().data.origin 
    10743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10744 AttributeError: 'NoneType' object has no attribute 'data' 
    10745  
    10746 AttributeError: 'NoneType' object has no attribute 'data' 
    10747  
    10748 File "D:\ChimeraX 1.8\bin\Lib\site-
    10749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10750 return self.drawingParentVolume().data.origin 
    10751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10752  
    10753 See log for complete Python traceback. 
    10754  
    10755 Traceback (most recent call last): 
    10756 File "D:\ChimeraX 1.8\bin\Lib\site-
    10757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10758 mouseMoveEvent 
    10759 self.moveSegmentationPuck(x, y, record_seg=False) 
    10760 File "D:\ChimeraX 1.8\bin\Lib\site-
    10761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10762 moveSegmentationPuck 
    10763 drawing_origin = self.drawingOrigin() 
    10764 ^^^^^^^^^^^^^^^^^^^^ 
    10765 File "D:\ChimeraX 1.8\bin\Lib\site-
    10766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10767 return self.drawingParentVolume().data.origin 
    10768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10769 AttributeError: 'NoneType' object has no attribute 'data' 
    10770  
    10771 AttributeError: 'NoneType' object has no attribute 'data' 
    10772  
    10773 File "D:\ChimeraX 1.8\bin\Lib\site-
    10774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10775 return self.drawingParentVolume().data.origin 
    10776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10777  
    10778 See log for complete Python traceback. 
    10779  
    10780 Traceback (most recent call last): 
    10781 File "D:\ChimeraX 1.8\bin\Lib\site-
    10782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10783 mouseMoveEvent 
    10784 self.moveSegmentationPuck(x, y, record_seg=False) 
    10785 File "D:\ChimeraX 1.8\bin\Lib\site-
    10786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10787 moveSegmentationPuck 
    10788 drawing_origin = self.drawingOrigin() 
    10789 ^^^^^^^^^^^^^^^^^^^^ 
    10790 File "D:\ChimeraX 1.8\bin\Lib\site-
    10791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10792 return self.drawingParentVolume().data.origin 
    10793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10794 AttributeError: 'NoneType' object has no attribute 'data' 
    10795  
    10796 AttributeError: 'NoneType' object has no attribute 'data' 
    10797  
    10798 File "D:\ChimeraX 1.8\bin\Lib\site-
    10799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10800 return self.drawingParentVolume().data.origin 
    10801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10802  
    10803 See log for complete Python traceback. 
    10804  
    10805 Traceback (most recent call last): 
    10806 File "D:\ChimeraX 1.8\bin\Lib\site-
    10807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10808 mouseMoveEvent 
    10809 self.moveSegmentationPuck(x, y, record_seg=False) 
    10810 File "D:\ChimeraX 1.8\bin\Lib\site-
    10811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10812 moveSegmentationPuck 
    10813 drawing_origin = self.drawingOrigin() 
    10814 ^^^^^^^^^^^^^^^^^^^^ 
    10815 File "D:\ChimeraX 1.8\bin\Lib\site-
    10816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10817 return self.drawingParentVolume().data.origin 
    10818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10819 AttributeError: 'NoneType' object has no attribute 'data' 
    10820  
    10821 AttributeError: 'NoneType' object has no attribute 'data' 
    10822  
    10823 File "D:\ChimeraX 1.8\bin\Lib\site-
    10824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10825 return self.drawingParentVolume().data.origin 
    10826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10827  
    10828 See log for complete Python traceback. 
    10829  
    10830 Traceback (most recent call last): 
    10831 File "D:\ChimeraX 1.8\bin\Lib\site-
    10832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10833 mouseMoveEvent 
    10834 self.moveSegmentationPuck(x, y, record_seg=False) 
    10835 File "D:\ChimeraX 1.8\bin\Lib\site-
    10836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10837 moveSegmentationPuck 
    10838 drawing_origin = self.drawingOrigin() 
    10839 ^^^^^^^^^^^^^^^^^^^^ 
    10840 File "D:\ChimeraX 1.8\bin\Lib\site-
    10841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10842 return self.drawingParentVolume().data.origin 
    10843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10844 AttributeError: 'NoneType' object has no attribute 'data' 
    10845  
    10846 AttributeError: 'NoneType' object has no attribute 'data' 
    10847  
    10848 File "D:\ChimeraX 1.8\bin\Lib\site-
    10849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10850 return self.drawingParentVolume().data.origin 
    10851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10852  
    10853 See log for complete Python traceback. 
    10854  
    10855 Traceback (most recent call last): 
    10856 File "D:\ChimeraX 1.8\bin\Lib\site-
    10857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10858 mouseMoveEvent 
    10859 self.moveSegmentationPuck(x, y, record_seg=False) 
    10860 File "D:\ChimeraX 1.8\bin\Lib\site-
    10861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10862 moveSegmentationPuck 
    10863 drawing_origin = self.drawingOrigin() 
    10864 ^^^^^^^^^^^^^^^^^^^^ 
    10865 File "D:\ChimeraX 1.8\bin\Lib\site-
    10866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10867 return self.drawingParentVolume().data.origin 
    10868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10869 AttributeError: 'NoneType' object has no attribute 'data' 
    10870  
    10871 AttributeError: 'NoneType' object has no attribute 'data' 
    10872  
    10873 File "D:\ChimeraX 1.8\bin\Lib\site-
    10874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10875 return self.drawingParentVolume().data.origin 
    10876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10877  
    10878 See log for complete Python traceback. 
    10879  
    10880 Traceback (most recent call last): 
    10881 File "D:\ChimeraX 1.8\bin\Lib\site-
    10882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10883 mouseMoveEvent 
    10884 self.moveSegmentationPuck(x, y, record_seg=False) 
    10885 File "D:\ChimeraX 1.8\bin\Lib\site-
    10886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10887 moveSegmentationPuck 
    10888 drawing_origin = self.drawingOrigin() 
    10889 ^^^^^^^^^^^^^^^^^^^^ 
    10890 File "D:\ChimeraX 1.8\bin\Lib\site-
    10891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10892 return self.drawingParentVolume().data.origin 
    10893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10894 AttributeError: 'NoneType' object has no attribute 'data' 
    10895  
    10896 AttributeError: 'NoneType' object has no attribute 'data' 
    10897  
    10898 File "D:\ChimeraX 1.8\bin\Lib\site-
    10899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10900 return self.drawingParentVolume().data.origin 
    10901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10902  
    10903 See log for complete Python traceback. 
    10904  
    10905 Traceback (most recent call last): 
    10906 File "D:\ChimeraX 1.8\bin\Lib\site-
    10907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10908 mouseMoveEvent 
    10909 self.moveSegmentationPuck(x, y, record_seg=False) 
    10910 File "D:\ChimeraX 1.8\bin\Lib\site-
    10911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10912 moveSegmentationPuck 
    10913 drawing_origin = self.drawingOrigin() 
    10914 ^^^^^^^^^^^^^^^^^^^^ 
    10915 File "D:\ChimeraX 1.8\bin\Lib\site-
    10916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10917 return self.drawingParentVolume().data.origin 
    10918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10919 AttributeError: 'NoneType' object has no attribute 'data' 
    10920  
    10921 AttributeError: 'NoneType' object has no attribute 'data' 
    10922  
    10923 File "D:\ChimeraX 1.8\bin\Lib\site-
    10924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10925 return self.drawingParentVolume().data.origin 
    10926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10927  
    10928 See log for complete Python traceback. 
    10929  
    10930 Traceback (most recent call last): 
    10931 File "D:\ChimeraX 1.8\bin\Lib\site-
    10932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10933 mouseMoveEvent 
    10934 self.moveSegmentationPuck(x, y, record_seg=False) 
    10935 File "D:\ChimeraX 1.8\bin\Lib\site-
    10936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10937 moveSegmentationPuck 
    10938 drawing_origin = self.drawingOrigin() 
    10939 ^^^^^^^^^^^^^^^^^^^^ 
    10940 File "D:\ChimeraX 1.8\bin\Lib\site-
    10941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10942 return self.drawingParentVolume().data.origin 
    10943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10944 AttributeError: 'NoneType' object has no attribute 'data' 
    10945  
    10946 AttributeError: 'NoneType' object has no attribute 'data' 
    10947  
    10948 File "D:\ChimeraX 1.8\bin\Lib\site-
    10949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10950 return self.drawingParentVolume().data.origin 
    10951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10952  
    10953 See log for complete Python traceback. 
    10954  
    10955 Traceback (most recent call last): 
    10956 File "D:\ChimeraX 1.8\bin\Lib\site-
    10957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10958 mouseMoveEvent 
    10959 self.moveSegmentationPuck(x, y, record_seg=False) 
    10960 File "D:\ChimeraX 1.8\bin\Lib\site-
    10961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10962 moveSegmentationPuck 
    10963 drawing_origin = self.drawingOrigin() 
    10964 ^^^^^^^^^^^^^^^^^^^^ 
    10965 File "D:\ChimeraX 1.8\bin\Lib\site-
    10966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10967 return self.drawingParentVolume().data.origin 
    10968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10969 AttributeError: 'NoneType' object has no attribute 'data' 
    10970  
    10971 AttributeError: 'NoneType' object has no attribute 'data' 
    10972  
    10973 File "D:\ChimeraX 1.8\bin\Lib\site-
    10974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10975 return self.drawingParentVolume().data.origin 
    10976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10977  
    10978 See log for complete Python traceback. 
    10979  
    10980 Traceback (most recent call last): 
    10981 File "D:\ChimeraX 1.8\bin\Lib\site-
    10982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    10983 mouseMoveEvent 
    10984 self.moveSegmentationPuck(x, y, record_seg=False) 
    10985 File "D:\ChimeraX 1.8\bin\Lib\site-
    10986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    10987 moveSegmentationPuck 
    10988 drawing_origin = self.drawingOrigin() 
    10989 ^^^^^^^^^^^^^^^^^^^^ 
    10990 File "D:\ChimeraX 1.8\bin\Lib\site-
    10991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    10992 return self.drawingParentVolume().data.origin 
    10993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    10994 AttributeError: 'NoneType' object has no attribute 'data' 
    10995  
    10996 AttributeError: 'NoneType' object has no attribute 'data' 
    10997  
    10998 File "D:\ChimeraX 1.8\bin\Lib\site-
    10999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11000 return self.drawingParentVolume().data.origin 
    11001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11002  
    11003 See log for complete Python traceback. 
    11004  
    11005 Traceback (most recent call last): 
    11006 File "D:\ChimeraX 1.8\bin\Lib\site-
    11007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11008 mouseMoveEvent 
    11009 self.moveSegmentationPuck(x, y, record_seg=False) 
    11010 File "D:\ChimeraX 1.8\bin\Lib\site-
    11011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11012 moveSegmentationPuck 
    11013 drawing_origin = self.drawingOrigin() 
    11014 ^^^^^^^^^^^^^^^^^^^^ 
    11015 File "D:\ChimeraX 1.8\bin\Lib\site-
    11016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11017 return self.drawingParentVolume().data.origin 
    11018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11019 AttributeError: 'NoneType' object has no attribute 'data' 
    11020  
    11021 AttributeError: 'NoneType' object has no attribute 'data' 
    11022  
    11023 File "D:\ChimeraX 1.8\bin\Lib\site-
    11024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11025 return self.drawingParentVolume().data.origin 
    11026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11027  
    11028 See log for complete Python traceback. 
    11029  
    11030 Traceback (most recent call last): 
    11031 File "D:\ChimeraX 1.8\bin\Lib\site-
    11032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11033 mouseMoveEvent 
    11034 self.moveSegmentationPuck(x, y, record_seg=False) 
    11035 File "D:\ChimeraX 1.8\bin\Lib\site-
    11036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11037 moveSegmentationPuck 
    11038 drawing_origin = self.drawingOrigin() 
    11039 ^^^^^^^^^^^^^^^^^^^^ 
    11040 File "D:\ChimeraX 1.8\bin\Lib\site-
    11041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11042 return self.drawingParentVolume().data.origin 
    11043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11044 AttributeError: 'NoneType' object has no attribute 'data' 
    11045  
    11046 AttributeError: 'NoneType' object has no attribute 'data' 
    11047  
    11048 File "D:\ChimeraX 1.8\bin\Lib\site-
    11049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11050 return self.drawingParentVolume().data.origin 
    11051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11052  
    11053 See log for complete Python traceback. 
    11054  
    11055 Traceback (most recent call last): 
    11056 File "D:\ChimeraX 1.8\bin\Lib\site-
    11057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11058 mouseMoveEvent 
    11059 self.moveSegmentationPuck(x, y, record_seg=False) 
    11060 File "D:\ChimeraX 1.8\bin\Lib\site-
    11061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11062 moveSegmentationPuck 
    11063 drawing_origin = self.drawingOrigin() 
    11064 ^^^^^^^^^^^^^^^^^^^^ 
    11065 File "D:\ChimeraX 1.8\bin\Lib\site-
    11066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11067 return self.drawingParentVolume().data.origin 
    11068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11069 AttributeError: 'NoneType' object has no attribute 'data' 
    11070  
    11071 AttributeError: 'NoneType' object has no attribute 'data' 
    11072  
    11073 File "D:\ChimeraX 1.8\bin\Lib\site-
    11074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11075 return self.drawingParentVolume().data.origin 
    11076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11077  
    11078 See log for complete Python traceback. 
    11079  
    11080 Traceback (most recent call last): 
    11081 File "D:\ChimeraX 1.8\bin\Lib\site-
    11082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11083 mouseMoveEvent 
    11084 self.moveSegmentationPuck(x, y, record_seg=False) 
    11085 File "D:\ChimeraX 1.8\bin\Lib\site-
    11086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11087 moveSegmentationPuck 
    11088 drawing_origin = self.drawingOrigin() 
    11089 ^^^^^^^^^^^^^^^^^^^^ 
    11090 File "D:\ChimeraX 1.8\bin\Lib\site-
    11091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11092 return self.drawingParentVolume().data.origin 
    11093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11094 AttributeError: 'NoneType' object has no attribute 'data' 
    11095  
    11096 AttributeError: 'NoneType' object has no attribute 'data' 
    11097  
    11098 File "D:\ChimeraX 1.8\bin\Lib\site-
    11099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11100 return self.drawingParentVolume().data.origin 
    11101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11102  
    11103 See log for complete Python traceback. 
    11104  
    11105 Traceback (most recent call last): 
    11106 File "D:\ChimeraX 1.8\bin\Lib\site-
    11107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11108 mouseMoveEvent 
    11109 self.moveSegmentationPuck(x, y, record_seg=False) 
    11110 File "D:\ChimeraX 1.8\bin\Lib\site-
    11111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11112 moveSegmentationPuck 
    11113 drawing_origin = self.drawingOrigin() 
    11114 ^^^^^^^^^^^^^^^^^^^^ 
    11115 File "D:\ChimeraX 1.8\bin\Lib\site-
    11116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11117 return self.drawingParentVolume().data.origin 
    11118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11119 AttributeError: 'NoneType' object has no attribute 'data' 
    11120  
    11121 AttributeError: 'NoneType' object has no attribute 'data' 
    11122  
    11123 File "D:\ChimeraX 1.8\bin\Lib\site-
    11124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11125 return self.drawingParentVolume().data.origin 
    11126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11127  
    11128 See log for complete Python traceback. 
    11129  
    11130 Traceback (most recent call last): 
    11131 File "D:\ChimeraX 1.8\bin\Lib\site-
    11132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11133 mouseMoveEvent 
    11134 self.moveSegmentationPuck(x, y, record_seg=False) 
    11135 File "D:\ChimeraX 1.8\bin\Lib\site-
    11136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11137 moveSegmentationPuck 
    11138 drawing_origin = self.drawingOrigin() 
    11139 ^^^^^^^^^^^^^^^^^^^^ 
    11140 File "D:\ChimeraX 1.8\bin\Lib\site-
    11141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11142 return self.drawingParentVolume().data.origin 
    11143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11144 AttributeError: 'NoneType' object has no attribute 'data' 
    11145  
    11146 AttributeError: 'NoneType' object has no attribute 'data' 
    11147  
    11148 File "D:\ChimeraX 1.8\bin\Lib\site-
    11149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11150 return self.drawingParentVolume().data.origin 
    11151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11152  
    11153 See log for complete Python traceback. 
    11154  
    11155 Traceback (most recent call last): 
    11156 File "D:\ChimeraX 1.8\bin\Lib\site-
    11157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11158 mouseMoveEvent 
    11159 self.moveSegmentationPuck(x, y, record_seg=False) 
    11160 File "D:\ChimeraX 1.8\bin\Lib\site-
    11161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11162 moveSegmentationPuck 
    11163 drawing_origin = self.drawingOrigin() 
    11164 ^^^^^^^^^^^^^^^^^^^^ 
    11165 File "D:\ChimeraX 1.8\bin\Lib\site-
    11166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11167 return self.drawingParentVolume().data.origin 
    11168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11169 AttributeError: 'NoneType' object has no attribute 'data' 
    11170  
    11171 AttributeError: 'NoneType' object has no attribute 'data' 
    11172  
    11173 File "D:\ChimeraX 1.8\bin\Lib\site-
    11174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11175 return self.drawingParentVolume().data.origin 
    11176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11177  
    11178 See log for complete Python traceback. 
    11179  
    11180 Traceback (most recent call last): 
    11181 File "D:\ChimeraX 1.8\bin\Lib\site-
    11182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11183 mouseMoveEvent 
    11184 self.moveSegmentationPuck(x, y, record_seg=False) 
    11185 File "D:\ChimeraX 1.8\bin\Lib\site-
    11186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11187 moveSegmentationPuck 
    11188 drawing_origin = self.drawingOrigin() 
    11189 ^^^^^^^^^^^^^^^^^^^^ 
    11190 File "D:\ChimeraX 1.8\bin\Lib\site-
    11191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11192 return self.drawingParentVolume().data.origin 
    11193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11194 AttributeError: 'NoneType' object has no attribute 'data' 
    11195  
    11196 AttributeError: 'NoneType' object has no attribute 'data' 
    11197  
    11198 File "D:\ChimeraX 1.8\bin\Lib\site-
    11199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11200 return self.drawingParentVolume().data.origin 
    11201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11202  
    11203 See log for complete Python traceback. 
    11204  
    11205 Traceback (most recent call last): 
    11206 File "D:\ChimeraX 1.8\bin\Lib\site-
    11207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11208 mouseMoveEvent 
    11209 self.moveSegmentationPuck(x, y, record_seg=False) 
    11210 File "D:\ChimeraX 1.8\bin\Lib\site-
    11211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11212 moveSegmentationPuck 
    11213 drawing_origin = self.drawingOrigin() 
    11214 ^^^^^^^^^^^^^^^^^^^^ 
    11215 File "D:\ChimeraX 1.8\bin\Lib\site-
    11216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11217 return self.drawingParentVolume().data.origin 
    11218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11219 AttributeError: 'NoneType' object has no attribute 'data' 
    11220  
    11221 AttributeError: 'NoneType' object has no attribute 'data' 
    11222  
    11223 File "D:\ChimeraX 1.8\bin\Lib\site-
    11224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11225 return self.drawingParentVolume().data.origin 
    11226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11227  
    11228 See log for complete Python traceback. 
    11229  
    11230 Traceback (most recent call last): 
    11231 File "D:\ChimeraX 1.8\bin\Lib\site-
    11232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11233 mouseMoveEvent 
    11234 self.moveSegmentationPuck(x, y, record_seg=False) 
    11235 File "D:\ChimeraX 1.8\bin\Lib\site-
    11236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11237 moveSegmentationPuck 
    11238 drawing_origin = self.drawingOrigin() 
    11239 ^^^^^^^^^^^^^^^^^^^^ 
    11240 File "D:\ChimeraX 1.8\bin\Lib\site-
    11241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11242 return self.drawingParentVolume().data.origin 
    11243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11244 AttributeError: 'NoneType' object has no attribute 'data' 
    11245  
    11246 AttributeError: 'NoneType' object has no attribute 'data' 
    11247  
    11248 File "D:\ChimeraX 1.8\bin\Lib\site-
    11249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11250 return self.drawingParentVolume().data.origin 
    11251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11252  
    11253 See log for complete Python traceback. 
    11254  
    11255 Traceback (most recent call last): 
    11256 File "D:\ChimeraX 1.8\bin\Lib\site-
    11257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11258 mouseMoveEvent 
    11259 self.moveSegmentationPuck(x, y, record_seg=False) 
    11260 File "D:\ChimeraX 1.8\bin\Lib\site-
    11261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11262 moveSegmentationPuck 
    11263 drawing_origin = self.drawingOrigin() 
    11264 ^^^^^^^^^^^^^^^^^^^^ 
    11265 File "D:\ChimeraX 1.8\bin\Lib\site-
    11266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11267 return self.drawingParentVolume().data.origin 
    11268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11269 AttributeError: 'NoneType' object has no attribute 'data' 
    11270  
    11271 AttributeError: 'NoneType' object has no attribute 'data' 
    11272  
    11273 File "D:\ChimeraX 1.8\bin\Lib\site-
    11274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11275 return self.drawingParentVolume().data.origin 
    11276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11277  
    11278 See log for complete Python traceback. 
    11279  
    11280 Traceback (most recent call last): 
    11281 File "D:\ChimeraX 1.8\bin\Lib\site-
    11282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11283 mouseMoveEvent 
    11284 self.moveSegmentationPuck(x, y, record_seg=False) 
    11285 File "D:\ChimeraX 1.8\bin\Lib\site-
    11286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11287 moveSegmentationPuck 
    11288 drawing_origin = self.drawingOrigin() 
    11289 ^^^^^^^^^^^^^^^^^^^^ 
    11290 File "D:\ChimeraX 1.8\bin\Lib\site-
    11291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11292 return self.drawingParentVolume().data.origin 
    11293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11294 AttributeError: 'NoneType' object has no attribute 'data' 
    11295  
    11296 AttributeError: 'NoneType' object has no attribute 'data' 
    11297  
    11298 File "D:\ChimeraX 1.8\bin\Lib\site-
    11299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11300 return self.drawingParentVolume().data.origin 
    11301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11302  
    11303 See log for complete Python traceback. 
    11304  
    11305 Traceback (most recent call last): 
    11306 File "D:\ChimeraX 1.8\bin\Lib\site-
    11307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11308 mouseMoveEvent 
    11309 self.moveSegmentationPuck(x, y, record_seg=False) 
    11310 File "D:\ChimeraX 1.8\bin\Lib\site-
    11311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11312 moveSegmentationPuck 
    11313 drawing_origin = self.drawingOrigin() 
    11314 ^^^^^^^^^^^^^^^^^^^^ 
    11315 File "D:\ChimeraX 1.8\bin\Lib\site-
    11316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11317 return self.drawingParentVolume().data.origin 
    11318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11319 AttributeError: 'NoneType' object has no attribute 'data' 
    11320  
    11321 AttributeError: 'NoneType' object has no attribute 'data' 
    11322  
    11323 File "D:\ChimeraX 1.8\bin\Lib\site-
    11324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11325 return self.drawingParentVolume().data.origin 
    11326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11327  
    11328 See log for complete Python traceback. 
    11329  
    11330 Traceback (most recent call last): 
    11331 File "D:\ChimeraX 1.8\bin\Lib\site-
    11332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11333 mouseMoveEvent 
    11334 self.moveSegmentationPuck(x, y, record_seg=False) 
    11335 File "D:\ChimeraX 1.8\bin\Lib\site-
    11336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11337 moveSegmentationPuck 
    11338 drawing_origin = self.drawingOrigin() 
    11339 ^^^^^^^^^^^^^^^^^^^^ 
    11340 File "D:\ChimeraX 1.8\bin\Lib\site-
    11341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11342 return self.drawingParentVolume().data.origin 
    11343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11344 AttributeError: 'NoneType' object has no attribute 'data' 
    11345  
    11346 AttributeError: 'NoneType' object has no attribute 'data' 
    11347  
    11348 File "D:\ChimeraX 1.8\bin\Lib\site-
    11349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11350 return self.drawingParentVolume().data.origin 
    11351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11352  
    11353 See log for complete Python traceback. 
    11354  
    11355 Traceback (most recent call last): 
    11356 File "D:\ChimeraX 1.8\bin\Lib\site-
    11357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11358 mouseMoveEvent 
    11359 self.moveSegmentationPuck(x, y, record_seg=False) 
    11360 File "D:\ChimeraX 1.8\bin\Lib\site-
    11361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11362 moveSegmentationPuck 
    11363 drawing_origin = self.drawingOrigin() 
    11364 ^^^^^^^^^^^^^^^^^^^^ 
    11365 File "D:\ChimeraX 1.8\bin\Lib\site-
    11366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11367 return self.drawingParentVolume().data.origin 
    11368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11369 AttributeError: 'NoneType' object has no attribute 'data' 
    11370  
    11371 AttributeError: 'NoneType' object has no attribute 'data' 
    11372  
    11373 File "D:\ChimeraX 1.8\bin\Lib\site-
    11374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11375 return self.drawingParentVolume().data.origin 
    11376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11377  
    11378 See log for complete Python traceback. 
    11379  
    11380 Traceback (most recent call last): 
    11381 File "D:\ChimeraX 1.8\bin\Lib\site-
    11382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11383 mouseMoveEvent 
    11384 self.moveSegmentationPuck(x, y, record_seg=False) 
    11385 File "D:\ChimeraX 1.8\bin\Lib\site-
    11386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11387 moveSegmentationPuck 
    11388 drawing_origin = self.drawingOrigin() 
    11389 ^^^^^^^^^^^^^^^^^^^^ 
    11390 File "D:\ChimeraX 1.8\bin\Lib\site-
    11391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11392 return self.drawingParentVolume().data.origin 
    11393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11394 AttributeError: 'NoneType' object has no attribute 'data' 
    11395  
    11396 AttributeError: 'NoneType' object has no attribute 'data' 
    11397  
    11398 File "D:\ChimeraX 1.8\bin\Lib\site-
    11399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11400 return self.drawingParentVolume().data.origin 
    11401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11402  
    11403 See log for complete Python traceback. 
    11404  
    11405 Traceback (most recent call last): 
    11406 File "D:\ChimeraX 1.8\bin\Lib\site-
    11407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11408 mouseMoveEvent 
    11409 self.moveSegmentationPuck(x, y, record_seg=False) 
    11410 File "D:\ChimeraX 1.8\bin\Lib\site-
    11411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11412 moveSegmentationPuck 
    11413 drawing_origin = self.drawingOrigin() 
    11414 ^^^^^^^^^^^^^^^^^^^^ 
    11415 File "D:\ChimeraX 1.8\bin\Lib\site-
    11416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11417 return self.drawingParentVolume().data.origin 
    11418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11419 AttributeError: 'NoneType' object has no attribute 'data' 
    11420  
    11421 AttributeError: 'NoneType' object has no attribute 'data' 
    11422  
    11423 File "D:\ChimeraX 1.8\bin\Lib\site-
    11424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11425 return self.drawingParentVolume().data.origin 
    11426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11427  
    11428 See log for complete Python traceback. 
    11429  
    11430 Traceback (most recent call last): 
    11431 File "D:\ChimeraX 1.8\bin\Lib\site-
    11432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11433 mouseMoveEvent 
    11434 self.moveSegmentationPuck(x, y, record_seg=False) 
    11435 File "D:\ChimeraX 1.8\bin\Lib\site-
    11436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11437 moveSegmentationPuck 
    11438 drawing_origin = self.drawingOrigin() 
    11439 ^^^^^^^^^^^^^^^^^^^^ 
    11440 File "D:\ChimeraX 1.8\bin\Lib\site-
    11441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11442 return self.drawingParentVolume().data.origin 
    11443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11444 AttributeError: 'NoneType' object has no attribute 'data' 
    11445  
    11446 AttributeError: 'NoneType' object has no attribute 'data' 
    11447  
    11448 File "D:\ChimeraX 1.8\bin\Lib\site-
    11449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11450 return self.drawingParentVolume().data.origin 
    11451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11452  
    11453 See log for complete Python traceback. 
    11454  
    11455 Traceback (most recent call last): 
    11456 File "D:\ChimeraX 1.8\bin\Lib\site-
    11457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11458 mouseMoveEvent 
    11459 self.moveSegmentationPuck(x, y, record_seg=False) 
    11460 File "D:\ChimeraX 1.8\bin\Lib\site-
    11461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11462 moveSegmentationPuck 
    11463 drawing_origin = self.drawingOrigin() 
    11464 ^^^^^^^^^^^^^^^^^^^^ 
    11465 File "D:\ChimeraX 1.8\bin\Lib\site-
    11466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11467 return self.drawingParentVolume().data.origin 
    11468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11469 AttributeError: 'NoneType' object has no attribute 'data' 
    11470  
    11471 AttributeError: 'NoneType' object has no attribute 'data' 
    11472  
    11473 File "D:\ChimeraX 1.8\bin\Lib\site-
    11474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11475 return self.drawingParentVolume().data.origin 
    11476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11477  
    11478 See log for complete Python traceback. 
    11479  
    11480 Traceback (most recent call last): 
    11481 File "D:\ChimeraX 1.8\bin\Lib\site-
    11482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11483 mouseMoveEvent 
    11484 self.moveSegmentationPuck(x, y, record_seg=False) 
    11485 File "D:\ChimeraX 1.8\bin\Lib\site-
    11486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11487 moveSegmentationPuck 
    11488 drawing_origin = self.drawingOrigin() 
    11489 ^^^^^^^^^^^^^^^^^^^^ 
    11490 File "D:\ChimeraX 1.8\bin\Lib\site-
    11491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11492 return self.drawingParentVolume().data.origin 
    11493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11494 AttributeError: 'NoneType' object has no attribute 'data' 
    11495  
    11496 AttributeError: 'NoneType' object has no attribute 'data' 
    11497  
    11498 File "D:\ChimeraX 1.8\bin\Lib\site-
    11499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11500 return self.drawingParentVolume().data.origin 
    11501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11502  
    11503 See log for complete Python traceback. 
    11504  
    11505 Traceback (most recent call last): 
    11506 File "D:\ChimeraX 1.8\bin\Lib\site-
    11507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11508 mouseMoveEvent 
    11509 self.moveSegmentationPuck(x, y, record_seg=False) 
    11510 File "D:\ChimeraX 1.8\bin\Lib\site-
    11511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11512 moveSegmentationPuck 
    11513 drawing_origin = self.drawingOrigin() 
    11514 ^^^^^^^^^^^^^^^^^^^^ 
    11515 File "D:\ChimeraX 1.8\bin\Lib\site-
    11516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11517 return self.drawingParentVolume().data.origin 
    11518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11519 AttributeError: 'NoneType' object has no attribute 'data' 
    11520  
    11521 AttributeError: 'NoneType' object has no attribute 'data' 
    11522  
    11523 File "D:\ChimeraX 1.8\bin\Lib\site-
    11524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11525 return self.drawingParentVolume().data.origin 
    11526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11527  
    11528 See log for complete Python traceback. 
    11529  
    11530 Traceback (most recent call last): 
    11531 File "D:\ChimeraX 1.8\bin\Lib\site-
    11532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11533 mouseMoveEvent 
    11534 self.moveSegmentationPuck(x, y, record_seg=False) 
    11535 File "D:\ChimeraX 1.8\bin\Lib\site-
    11536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11537 moveSegmentationPuck 
    11538 drawing_origin = self.drawingOrigin() 
    11539 ^^^^^^^^^^^^^^^^^^^^ 
    11540 File "D:\ChimeraX 1.8\bin\Lib\site-
    11541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11542 return self.drawingParentVolume().data.origin 
    11543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11544 AttributeError: 'NoneType' object has no attribute 'data' 
    11545  
    11546 AttributeError: 'NoneType' object has no attribute 'data' 
    11547  
    11548 File "D:\ChimeraX 1.8\bin\Lib\site-
    11549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11550 return self.drawingParentVolume().data.origin 
    11551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11552  
    11553 See log for complete Python traceback. 
    11554  
    11555 Traceback (most recent call last): 
    11556 File "D:\ChimeraX 1.8\bin\Lib\site-
    11557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11558 mouseMoveEvent 
    11559 self.moveSegmentationPuck(x, y, record_seg=False) 
    11560 File "D:\ChimeraX 1.8\bin\Lib\site-
    11561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11562 moveSegmentationPuck 
    11563 drawing_origin = self.drawingOrigin() 
    11564 ^^^^^^^^^^^^^^^^^^^^ 
    11565 File "D:\ChimeraX 1.8\bin\Lib\site-
    11566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11567 return self.drawingParentVolume().data.origin 
    11568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11569 AttributeError: 'NoneType' object has no attribute 'data' 
    11570  
    11571 AttributeError: 'NoneType' object has no attribute 'data' 
    11572  
    11573 File "D:\ChimeraX 1.8\bin\Lib\site-
    11574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11575 return self.drawingParentVolume().data.origin 
    11576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11577  
    11578 See log for complete Python traceback. 
    11579  
    11580 Traceback (most recent call last): 
    11581 File "D:\ChimeraX 1.8\bin\Lib\site-
    11582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11583 mouseMoveEvent 
    11584 self.moveSegmentationPuck(x, y, record_seg=False) 
    11585 File "D:\ChimeraX 1.8\bin\Lib\site-
    11586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11587 moveSegmentationPuck 
    11588 drawing_origin = self.drawingOrigin() 
    11589 ^^^^^^^^^^^^^^^^^^^^ 
    11590 File "D:\ChimeraX 1.8\bin\Lib\site-
    11591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11592 return self.drawingParentVolume().data.origin 
    11593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11594 AttributeError: 'NoneType' object has no attribute 'data' 
    11595  
    11596 AttributeError: 'NoneType' object has no attribute 'data' 
    11597  
    11598 File "D:\ChimeraX 1.8\bin\Lib\site-
    11599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11600 return self.drawingParentVolume().data.origin 
    11601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11602  
    11603 See log for complete Python traceback. 
    11604  
    11605 Traceback (most recent call last): 
    11606 File "D:\ChimeraX 1.8\bin\Lib\site-
    11607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11608 mouseMoveEvent 
    11609 self.moveSegmentationPuck(x, y, record_seg=False) 
    11610 File "D:\ChimeraX 1.8\bin\Lib\site-
    11611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11612 moveSegmentationPuck 
    11613 drawing_origin = self.drawingOrigin() 
    11614 ^^^^^^^^^^^^^^^^^^^^ 
    11615 File "D:\ChimeraX 1.8\bin\Lib\site-
    11616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11617 return self.drawingParentVolume().data.origin 
    11618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11619 AttributeError: 'NoneType' object has no attribute 'data' 
    11620  
    11621 AttributeError: 'NoneType' object has no attribute 'data' 
    11622  
    11623 File "D:\ChimeraX 1.8\bin\Lib\site-
    11624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11625 return self.drawingParentVolume().data.origin 
    11626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11627  
    11628 See log for complete Python traceback. 
    11629  
    11630 Traceback (most recent call last): 
    11631 File "D:\ChimeraX 1.8\bin\Lib\site-
    11632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11633 mouseMoveEvent 
    11634 self.moveSegmentationPuck(x, y, record_seg=False) 
    11635 File "D:\ChimeraX 1.8\bin\Lib\site-
    11636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11637 moveSegmentationPuck 
    11638 drawing_origin = self.drawingOrigin() 
    11639 ^^^^^^^^^^^^^^^^^^^^ 
    11640 File "D:\ChimeraX 1.8\bin\Lib\site-
    11641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11642 return self.drawingParentVolume().data.origin 
    11643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11644 AttributeError: 'NoneType' object has no attribute 'data' 
    11645  
    11646 AttributeError: 'NoneType' object has no attribute 'data' 
    11647  
    11648 File "D:\ChimeraX 1.8\bin\Lib\site-
    11649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11650 return self.drawingParentVolume().data.origin 
    11651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11652  
    11653 See log for complete Python traceback. 
    11654  
    11655 Traceback (most recent call last): 
    11656 File "D:\ChimeraX 1.8\bin\Lib\site-
    11657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11658 mouseMoveEvent 
    11659 self.moveSegmentationPuck(x, y, record_seg=False) 
    11660 File "D:\ChimeraX 1.8\bin\Lib\site-
    11661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11662 moveSegmentationPuck 
    11663 drawing_origin = self.drawingOrigin() 
    11664 ^^^^^^^^^^^^^^^^^^^^ 
    11665 File "D:\ChimeraX 1.8\bin\Lib\site-
    11666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11667 return self.drawingParentVolume().data.origin 
    11668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11669 AttributeError: 'NoneType' object has no attribute 'data' 
    11670  
    11671 AttributeError: 'NoneType' object has no attribute 'data' 
    11672  
    11673 File "D:\ChimeraX 1.8\bin\Lib\site-
    11674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11675 return self.drawingParentVolume().data.origin 
    11676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11677  
    11678 See log for complete Python traceback. 
    11679  
    11680 Traceback (most recent call last): 
    11681 File "D:\ChimeraX 1.8\bin\Lib\site-
    11682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11683 mouseMoveEvent 
    11684 self.moveSegmentationPuck(x, y, record_seg=False) 
    11685 File "D:\ChimeraX 1.8\bin\Lib\site-
    11686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11687 moveSegmentationPuck 
    11688 drawing_origin = self.drawingOrigin() 
    11689 ^^^^^^^^^^^^^^^^^^^^ 
    11690 File "D:\ChimeraX 1.8\bin\Lib\site-
    11691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11692 return self.drawingParentVolume().data.origin 
    11693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11694 AttributeError: 'NoneType' object has no attribute 'data' 
    11695  
    11696 AttributeError: 'NoneType' object has no attribute 'data' 
    11697  
    11698 File "D:\ChimeraX 1.8\bin\Lib\site-
    11699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11700 return self.drawingParentVolume().data.origin 
    11701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11702  
    11703 See log for complete Python traceback. 
    11704  
    11705 Traceback (most recent call last): 
    11706 File "D:\ChimeraX 1.8\bin\Lib\site-
    11707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11708 mouseMoveEvent 
    11709 self.moveSegmentationPuck(x, y, record_seg=False) 
    11710 File "D:\ChimeraX 1.8\bin\Lib\site-
    11711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11712 moveSegmentationPuck 
    11713 drawing_origin = self.drawingOrigin() 
    11714 ^^^^^^^^^^^^^^^^^^^^ 
    11715 File "D:\ChimeraX 1.8\bin\Lib\site-
    11716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11717 return self.drawingParentVolume().data.origin 
    11718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11719 AttributeError: 'NoneType' object has no attribute 'data' 
    11720  
    11721 AttributeError: 'NoneType' object has no attribute 'data' 
    11722  
    11723 File "D:\ChimeraX 1.8\bin\Lib\site-
    11724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11725 return self.drawingParentVolume().data.origin 
    11726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11727  
    11728 See log for complete Python traceback. 
    11729  
    11730 Traceback (most recent call last): 
    11731 File "D:\ChimeraX 1.8\bin\Lib\site-
    11732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11733 mouseMoveEvent 
    11734 self.moveSegmentationPuck(x, y, record_seg=False) 
    11735 File "D:\ChimeraX 1.8\bin\Lib\site-
    11736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11737 moveSegmentationPuck 
    11738 drawing_origin = self.drawingOrigin() 
    11739 ^^^^^^^^^^^^^^^^^^^^ 
    11740 File "D:\ChimeraX 1.8\bin\Lib\site-
    11741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11742 return self.drawingParentVolume().data.origin 
    11743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11744 AttributeError: 'NoneType' object has no attribute 'data' 
    11745  
    11746 AttributeError: 'NoneType' object has no attribute 'data' 
    11747  
    11748 File "D:\ChimeraX 1.8\bin\Lib\site-
    11749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11750 return self.drawingParentVolume().data.origin 
    11751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11752  
    11753 See log for complete Python traceback. 
    11754  
    11755 Traceback (most recent call last): 
    11756 File "D:\ChimeraX 1.8\bin\Lib\site-
    11757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11758 mouseMoveEvent 
    11759 self.moveSegmentationPuck(x, y, record_seg=False) 
    11760 File "D:\ChimeraX 1.8\bin\Lib\site-
    11761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11762 moveSegmentationPuck 
    11763 drawing_origin = self.drawingOrigin() 
    11764 ^^^^^^^^^^^^^^^^^^^^ 
    11765 File "D:\ChimeraX 1.8\bin\Lib\site-
    11766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11767 return self.drawingParentVolume().data.origin 
    11768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11769 AttributeError: 'NoneType' object has no attribute 'data' 
    11770  
    11771 AttributeError: 'NoneType' object has no attribute 'data' 
    11772  
    11773 File "D:\ChimeraX 1.8\bin\Lib\site-
    11774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11775 return self.drawingParentVolume().data.origin 
    11776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11777  
    11778 See log for complete Python traceback. 
    11779  
    11780 Traceback (most recent call last): 
    11781 File "D:\ChimeraX 1.8\bin\Lib\site-
    11782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11783 mouseMoveEvent 
    11784 self.moveSegmentationPuck(x, y, record_seg=False) 
    11785 File "D:\ChimeraX 1.8\bin\Lib\site-
    11786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11787 moveSegmentationPuck 
    11788 drawing_origin = self.drawingOrigin() 
    11789 ^^^^^^^^^^^^^^^^^^^^ 
    11790 File "D:\ChimeraX 1.8\bin\Lib\site-
    11791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11792 return self.drawingParentVolume().data.origin 
    11793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11794 AttributeError: 'NoneType' object has no attribute 'data' 
    11795  
    11796 AttributeError: 'NoneType' object has no attribute 'data' 
    11797  
    11798 File "D:\ChimeraX 1.8\bin\Lib\site-
    11799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11800 return self.drawingParentVolume().data.origin 
    11801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11802  
    11803 See log for complete Python traceback. 
    11804  
    11805 Traceback (most recent call last): 
    11806 File "D:\ChimeraX 1.8\bin\Lib\site-
    11807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11808 mouseMoveEvent 
    11809 self.moveSegmentationPuck(x, y, record_seg=False) 
    11810 File "D:\ChimeraX 1.8\bin\Lib\site-
    11811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11812 moveSegmentationPuck 
    11813 drawing_origin = self.drawingOrigin() 
    11814 ^^^^^^^^^^^^^^^^^^^^ 
    11815 File "D:\ChimeraX 1.8\bin\Lib\site-
    11816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11817 return self.drawingParentVolume().data.origin 
    11818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11819 AttributeError: 'NoneType' object has no attribute 'data' 
    11820  
    11821 AttributeError: 'NoneType' object has no attribute 'data' 
    11822  
    11823 File "D:\ChimeraX 1.8\bin\Lib\site-
    11824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11825 return self.drawingParentVolume().data.origin 
    11826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11827  
    11828 See log for complete Python traceback. 
    11829  
    11830 Traceback (most recent call last): 
    11831 File "D:\ChimeraX 1.8\bin\Lib\site-
    11832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11833 mouseMoveEvent 
    11834 self.moveSegmentationPuck(x, y, record_seg=False) 
    11835 File "D:\ChimeraX 1.8\bin\Lib\site-
    11836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11837 moveSegmentationPuck 
    11838 drawing_origin = self.drawingOrigin() 
    11839 ^^^^^^^^^^^^^^^^^^^^ 
    11840 File "D:\ChimeraX 1.8\bin\Lib\site-
    11841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11842 return self.drawingParentVolume().data.origin 
    11843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11844 AttributeError: 'NoneType' object has no attribute 'data' 
    11845  
    11846 AttributeError: 'NoneType' object has no attribute 'data' 
    11847  
    11848 File "D:\ChimeraX 1.8\bin\Lib\site-
    11849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11850 return self.drawingParentVolume().data.origin 
    11851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11852  
    11853 See log for complete Python traceback. 
    11854  
    11855 Traceback (most recent call last): 
    11856 File "D:\ChimeraX 1.8\bin\Lib\site-
    11857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11858 mouseMoveEvent 
    11859 self.moveSegmentationPuck(x, y, record_seg=False) 
    11860 File "D:\ChimeraX 1.8\bin\Lib\site-
    11861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11862 moveSegmentationPuck 
    11863 drawing_origin = self.drawingOrigin() 
    11864 ^^^^^^^^^^^^^^^^^^^^ 
    11865 File "D:\ChimeraX 1.8\bin\Lib\site-
    11866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11867 return self.drawingParentVolume().data.origin 
    11868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11869 AttributeError: 'NoneType' object has no attribute 'data' 
    11870  
    11871 AttributeError: 'NoneType' object has no attribute 'data' 
    11872  
    11873 File "D:\ChimeraX 1.8\bin\Lib\site-
    11874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11875 return self.drawingParentVolume().data.origin 
    11876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11877  
    11878 See log for complete Python traceback. 
    11879  
    11880 Traceback (most recent call last): 
    11881 File "D:\ChimeraX 1.8\bin\Lib\site-
    11882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11883 mouseMoveEvent 
    11884 self.moveSegmentationPuck(x, y, record_seg=False) 
    11885 File "D:\ChimeraX 1.8\bin\Lib\site-
    11886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11887 moveSegmentationPuck 
    11888 drawing_origin = self.drawingOrigin() 
    11889 ^^^^^^^^^^^^^^^^^^^^ 
    11890 File "D:\ChimeraX 1.8\bin\Lib\site-
    11891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11892 return self.drawingParentVolume().data.origin 
    11893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11894 AttributeError: 'NoneType' object has no attribute 'data' 
    11895  
    11896 AttributeError: 'NoneType' object has no attribute 'data' 
    11897  
    11898 File "D:\ChimeraX 1.8\bin\Lib\site-
    11899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11900 return self.drawingParentVolume().data.origin 
    11901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11902  
    11903 See log for complete Python traceback. 
    11904  
    11905 Traceback (most recent call last): 
    11906 File "D:\ChimeraX 1.8\bin\Lib\site-
    11907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11908 mouseMoveEvent 
    11909 self.moveSegmentationPuck(x, y, record_seg=False) 
    11910 File "D:\ChimeraX 1.8\bin\Lib\site-
    11911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11912 moveSegmentationPuck 
    11913 drawing_origin = self.drawingOrigin() 
    11914 ^^^^^^^^^^^^^^^^^^^^ 
    11915 File "D:\ChimeraX 1.8\bin\Lib\site-
    11916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11917 return self.drawingParentVolume().data.origin 
    11918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11919 AttributeError: 'NoneType' object has no attribute 'data' 
    11920  
    11921 AttributeError: 'NoneType' object has no attribute 'data' 
    11922  
    11923 File "D:\ChimeraX 1.8\bin\Lib\site-
    11924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11925 return self.drawingParentVolume().data.origin 
    11926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11927  
    11928 See log for complete Python traceback. 
    11929  
    11930 Traceback (most recent call last): 
    11931 File "D:\ChimeraX 1.8\bin\Lib\site-
    11932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11933 mouseMoveEvent 
    11934 self.moveSegmentationPuck(x, y, record_seg=False) 
    11935 File "D:\ChimeraX 1.8\bin\Lib\site-
    11936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11937 moveSegmentationPuck 
    11938 drawing_origin = self.drawingOrigin() 
    11939 ^^^^^^^^^^^^^^^^^^^^ 
    11940 File "D:\ChimeraX 1.8\bin\Lib\site-
    11941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11942 return self.drawingParentVolume().data.origin 
    11943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11944 AttributeError: 'NoneType' object has no attribute 'data' 
    11945  
    11946 AttributeError: 'NoneType' object has no attribute 'data' 
    11947  
    11948 File "D:\ChimeraX 1.8\bin\Lib\site-
    11949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11950 return self.drawingParentVolume().data.origin 
    11951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11952  
    11953 See log for complete Python traceback. 
    11954  
    11955 Traceback (most recent call last): 
    11956 File "D:\ChimeraX 1.8\bin\Lib\site-
    11957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11958 mouseMoveEvent 
    11959 self.moveSegmentationPuck(x, y, record_seg=False) 
    11960 File "D:\ChimeraX 1.8\bin\Lib\site-
    11961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11962 moveSegmentationPuck 
    11963 drawing_origin = self.drawingOrigin() 
    11964 ^^^^^^^^^^^^^^^^^^^^ 
    11965 File "D:\ChimeraX 1.8\bin\Lib\site-
    11966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11967 return self.drawingParentVolume().data.origin 
    11968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11969 AttributeError: 'NoneType' object has no attribute 'data' 
    11970  
    11971 AttributeError: 'NoneType' object has no attribute 'data' 
    11972  
    11973 File "D:\ChimeraX 1.8\bin\Lib\site-
    11974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11975 return self.drawingParentVolume().data.origin 
    11976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11977  
    11978 See log for complete Python traceback. 
    11979  
    11980 Traceback (most recent call last): 
    11981 File "D:\ChimeraX 1.8\bin\Lib\site-
    11982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    11983 mouseMoveEvent 
    11984 self.moveSegmentationPuck(x, y, record_seg=False) 
    11985 File "D:\ChimeraX 1.8\bin\Lib\site-
    11986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    11987 moveSegmentationPuck 
    11988 drawing_origin = self.drawingOrigin() 
    11989 ^^^^^^^^^^^^^^^^^^^^ 
    11990 File "D:\ChimeraX 1.8\bin\Lib\site-
    11991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    11992 return self.drawingParentVolume().data.origin 
    11993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    11994 AttributeError: 'NoneType' object has no attribute 'data' 
    11995  
    11996 AttributeError: 'NoneType' object has no attribute 'data' 
    11997  
    11998 File "D:\ChimeraX 1.8\bin\Lib\site-
    11999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12000 return self.drawingParentVolume().data.origin 
    12001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12002  
    12003 See log for complete Python traceback. 
    12004  
    12005 Traceback (most recent call last): 
    12006 File "D:\ChimeraX 1.8\bin\Lib\site-
    12007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12008 mouseMoveEvent 
    12009 self.moveSegmentationPuck(x, y, record_seg=False) 
    12010 File "D:\ChimeraX 1.8\bin\Lib\site-
    12011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12012 moveSegmentationPuck 
    12013 drawing_origin = self.drawingOrigin() 
    12014 ^^^^^^^^^^^^^^^^^^^^ 
    12015 File "D:\ChimeraX 1.8\bin\Lib\site-
    12016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12017 return self.drawingParentVolume().data.origin 
    12018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12019 AttributeError: 'NoneType' object has no attribute 'data' 
    12020  
    12021 AttributeError: 'NoneType' object has no attribute 'data' 
    12022  
    12023 File "D:\ChimeraX 1.8\bin\Lib\site-
    12024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12025 return self.drawingParentVolume().data.origin 
    12026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12027  
    12028 See log for complete Python traceback. 
    12029  
    12030 Traceback (most recent call last): 
    12031 File "D:\ChimeraX 1.8\bin\Lib\site-
    12032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12033 mouseMoveEvent 
    12034 self.moveSegmentationPuck(x, y, record_seg=False) 
    12035 File "D:\ChimeraX 1.8\bin\Lib\site-
    12036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12037 moveSegmentationPuck 
    12038 drawing_origin = self.drawingOrigin() 
    12039 ^^^^^^^^^^^^^^^^^^^^ 
    12040 File "D:\ChimeraX 1.8\bin\Lib\site-
    12041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12042 return self.drawingParentVolume().data.origin 
    12043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12044 AttributeError: 'NoneType' object has no attribute 'data' 
    12045  
    12046 AttributeError: 'NoneType' object has no attribute 'data' 
    12047  
    12048 File "D:\ChimeraX 1.8\bin\Lib\site-
    12049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12050 return self.drawingParentVolume().data.origin 
    12051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12052  
    12053 See log for complete Python traceback. 
    12054  
    12055 Traceback (most recent call last): 
    12056 File "D:\ChimeraX 1.8\bin\Lib\site-
    12057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12058 mouseMoveEvent 
    12059 self.moveSegmentationPuck(x, y, record_seg=False) 
    12060 File "D:\ChimeraX 1.8\bin\Lib\site-
    12061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12062 moveSegmentationPuck 
    12063 drawing_origin = self.drawingOrigin() 
    12064 ^^^^^^^^^^^^^^^^^^^^ 
    12065 File "D:\ChimeraX 1.8\bin\Lib\site-
    12066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12067 return self.drawingParentVolume().data.origin 
    12068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12069 AttributeError: 'NoneType' object has no attribute 'data' 
    12070  
    12071 AttributeError: 'NoneType' object has no attribute 'data' 
    12072  
    12073 File "D:\ChimeraX 1.8\bin\Lib\site-
    12074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12075 return self.drawingParentVolume().data.origin 
    12076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12077  
    12078 See log for complete Python traceback. 
    12079  
    12080 Traceback (most recent call last): 
    12081 File "D:\ChimeraX 1.8\bin\Lib\site-
    12082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12083 mouseMoveEvent 
    12084 self.moveSegmentationPuck(x, y, record_seg=False) 
    12085 File "D:\ChimeraX 1.8\bin\Lib\site-
    12086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12087 moveSegmentationPuck 
    12088 drawing_origin = self.drawingOrigin() 
    12089 ^^^^^^^^^^^^^^^^^^^^ 
    12090 File "D:\ChimeraX 1.8\bin\Lib\site-
    12091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12092 return self.drawingParentVolume().data.origin 
    12093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12094 AttributeError: 'NoneType' object has no attribute 'data' 
    12095  
    12096 AttributeError: 'NoneType' object has no attribute 'data' 
    12097  
    12098 File "D:\ChimeraX 1.8\bin\Lib\site-
    12099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12100 return self.drawingParentVolume().data.origin 
    12101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12102  
    12103 See log for complete Python traceback. 
    12104  
    12105 Traceback (most recent call last): 
    12106 File "D:\ChimeraX 1.8\bin\Lib\site-
    12107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12108 mouseMoveEvent 
    12109 self.moveSegmentationPuck(x, y, record_seg=False) 
    12110 File "D:\ChimeraX 1.8\bin\Lib\site-
    12111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12112 moveSegmentationPuck 
    12113 drawing_origin = self.drawingOrigin() 
    12114 ^^^^^^^^^^^^^^^^^^^^ 
    12115 File "D:\ChimeraX 1.8\bin\Lib\site-
    12116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12117 return self.drawingParentVolume().data.origin 
    12118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12119 AttributeError: 'NoneType' object has no attribute 'data' 
    12120  
    12121 AttributeError: 'NoneType' object has no attribute 'data' 
    12122  
    12123 File "D:\ChimeraX 1.8\bin\Lib\site-
    12124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12125 return self.drawingParentVolume().data.origin 
    12126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12127  
    12128 See log for complete Python traceback. 
    12129  
    12130 Traceback (most recent call last): 
    12131 File "D:\ChimeraX 1.8\bin\Lib\site-
    12132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12133 mouseMoveEvent 
    12134 self.moveSegmentationPuck(x, y, record_seg=False) 
    12135 File "D:\ChimeraX 1.8\bin\Lib\site-
    12136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12137 moveSegmentationPuck 
    12138 drawing_origin = self.drawingOrigin() 
    12139 ^^^^^^^^^^^^^^^^^^^^ 
    12140 File "D:\ChimeraX 1.8\bin\Lib\site-
    12141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12142 return self.drawingParentVolume().data.origin 
    12143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12144 AttributeError: 'NoneType' object has no attribute 'data' 
    12145  
    12146 AttributeError: 'NoneType' object has no attribute 'data' 
    12147  
    12148 File "D:\ChimeraX 1.8\bin\Lib\site-
    12149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12150 return self.drawingParentVolume().data.origin 
    12151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12152  
    12153 See log for complete Python traceback. 
    12154  
    12155 Traceback (most recent call last): 
    12156 File "D:\ChimeraX 1.8\bin\Lib\site-
    12157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12158 mouseMoveEvent 
    12159 self.moveSegmentationPuck(x, y, record_seg=False) 
    12160 File "D:\ChimeraX 1.8\bin\Lib\site-
    12161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12162 moveSegmentationPuck 
    12163 drawing_origin = self.drawingOrigin() 
    12164 ^^^^^^^^^^^^^^^^^^^^ 
    12165 File "D:\ChimeraX 1.8\bin\Lib\site-
    12166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12167 return self.drawingParentVolume().data.origin 
    12168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12169 AttributeError: 'NoneType' object has no attribute 'data' 
    12170  
    12171 AttributeError: 'NoneType' object has no attribute 'data' 
    12172  
    12173 File "D:\ChimeraX 1.8\bin\Lib\site-
    12174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12175 return self.drawingParentVolume().data.origin 
    12176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12177  
    12178 See log for complete Python traceback. 
    12179  
    12180 Traceback (most recent call last): 
    12181 File "D:\ChimeraX 1.8\bin\Lib\site-
    12182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12183 mouseMoveEvent 
    12184 self.moveSegmentationPuck(x, y, record_seg=False) 
    12185 File "D:\ChimeraX 1.8\bin\Lib\site-
    12186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12187 moveSegmentationPuck 
    12188 drawing_origin = self.drawingOrigin() 
    12189 ^^^^^^^^^^^^^^^^^^^^ 
    12190 File "D:\ChimeraX 1.8\bin\Lib\site-
    12191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12192 return self.drawingParentVolume().data.origin 
    12193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12194 AttributeError: 'NoneType' object has no attribute 'data' 
    12195  
    12196 AttributeError: 'NoneType' object has no attribute 'data' 
    12197  
    12198 File "D:\ChimeraX 1.8\bin\Lib\site-
    12199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12200 return self.drawingParentVolume().data.origin 
    12201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12202  
    12203 See log for complete Python traceback. 
    12204  
    12205 Traceback (most recent call last): 
    12206 File "D:\ChimeraX 1.8\bin\Lib\site-
    12207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12208 mouseMoveEvent 
    12209 self.moveSegmentationPuck(x, y, record_seg=False) 
    12210 File "D:\ChimeraX 1.8\bin\Lib\site-
    12211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12212 moveSegmentationPuck 
    12213 drawing_origin = self.drawingOrigin() 
    12214 ^^^^^^^^^^^^^^^^^^^^ 
    12215 File "D:\ChimeraX 1.8\bin\Lib\site-
    12216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12217 return self.drawingParentVolume().data.origin 
    12218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12219 AttributeError: 'NoneType' object has no attribute 'data' 
    12220  
    12221 AttributeError: 'NoneType' object has no attribute 'data' 
    12222  
    12223 File "D:\ChimeraX 1.8\bin\Lib\site-
    12224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12225 return self.drawingParentVolume().data.origin 
    12226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12227  
    12228 See log for complete Python traceback. 
    12229  
    12230 Traceback (most recent call last): 
    12231 File "D:\ChimeraX 1.8\bin\Lib\site-
    12232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12233 mouseMoveEvent 
    12234 self.moveSegmentationPuck(x, y, record_seg=False) 
    12235 File "D:\ChimeraX 1.8\bin\Lib\site-
    12236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12237 moveSegmentationPuck 
    12238 drawing_origin = self.drawingOrigin() 
    12239 ^^^^^^^^^^^^^^^^^^^^ 
    12240 File "D:\ChimeraX 1.8\bin\Lib\site-
    12241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12242 return self.drawingParentVolume().data.origin 
    12243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12244 AttributeError: 'NoneType' object has no attribute 'data' 
    12245  
    12246 AttributeError: 'NoneType' object has no attribute 'data' 
    12247  
    12248 File "D:\ChimeraX 1.8\bin\Lib\site-
    12249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12250 return self.drawingParentVolume().data.origin 
    12251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12252  
    12253 See log for complete Python traceback. 
    12254  
    12255 Traceback (most recent call last): 
    12256 File "D:\ChimeraX 1.8\bin\Lib\site-
    12257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12258 mouseMoveEvent 
    12259 self.moveSegmentationPuck(x, y, record_seg=False) 
    12260 File "D:\ChimeraX 1.8\bin\Lib\site-
    12261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12262 moveSegmentationPuck 
    12263 drawing_origin = self.drawingOrigin() 
    12264 ^^^^^^^^^^^^^^^^^^^^ 
    12265 File "D:\ChimeraX 1.8\bin\Lib\site-
    12266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12267 return self.drawingParentVolume().data.origin 
    12268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12269 AttributeError: 'NoneType' object has no attribute 'data' 
    12270  
    12271 AttributeError: 'NoneType' object has no attribute 'data' 
    12272  
    12273 File "D:\ChimeraX 1.8\bin\Lib\site-
    12274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12275 return self.drawingParentVolume().data.origin 
    12276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12277  
    12278 See log for complete Python traceback. 
    12279  
    12280 Traceback (most recent call last): 
    12281 File "D:\ChimeraX 1.8\bin\Lib\site-
    12282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12283 mouseMoveEvent 
    12284 self.moveSegmentationPuck(x, y, record_seg=False) 
    12285 File "D:\ChimeraX 1.8\bin\Lib\site-
    12286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12287 moveSegmentationPuck 
    12288 drawing_origin = self.drawingOrigin() 
    12289 ^^^^^^^^^^^^^^^^^^^^ 
    12290 File "D:\ChimeraX 1.8\bin\Lib\site-
    12291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12292 return self.drawingParentVolume().data.origin 
    12293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12294 AttributeError: 'NoneType' object has no attribute 'data' 
    12295  
    12296 AttributeError: 'NoneType' object has no attribute 'data' 
    12297  
    12298 File "D:\ChimeraX 1.8\bin\Lib\site-
    12299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12300 return self.drawingParentVolume().data.origin 
    12301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12302  
    12303 See log for complete Python traceback. 
    12304  
    12305 Traceback (most recent call last): 
    12306 File "D:\ChimeraX 1.8\bin\Lib\site-
    12307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12308 mouseMoveEvent 
    12309 self.moveSegmentationPuck(x, y, record_seg=False) 
    12310 File "D:\ChimeraX 1.8\bin\Lib\site-
    12311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12312 moveSegmentationPuck 
    12313 drawing_origin = self.drawingOrigin() 
    12314 ^^^^^^^^^^^^^^^^^^^^ 
    12315 File "D:\ChimeraX 1.8\bin\Lib\site-
    12316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12317 return self.drawingParentVolume().data.origin 
    12318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12319 AttributeError: 'NoneType' object has no attribute 'data' 
    12320  
    12321 AttributeError: 'NoneType' object has no attribute 'data' 
    12322  
    12323 File "D:\ChimeraX 1.8\bin\Lib\site-
    12324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12325 return self.drawingParentVolume().data.origin 
    12326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12327  
    12328 See log for complete Python traceback. 
    12329  
    12330 Traceback (most recent call last): 
    12331 File "D:\ChimeraX 1.8\bin\Lib\site-
    12332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12333 mouseMoveEvent 
    12334 self.moveSegmentationPuck(x, y, record_seg=False) 
    12335 File "D:\ChimeraX 1.8\bin\Lib\site-
    12336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12337 moveSegmentationPuck 
    12338 drawing_origin = self.drawingOrigin() 
    12339 ^^^^^^^^^^^^^^^^^^^^ 
    12340 File "D:\ChimeraX 1.8\bin\Lib\site-
    12341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12342 return self.drawingParentVolume().data.origin 
    12343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12344 AttributeError: 'NoneType' object has no attribute 'data' 
    12345  
    12346 AttributeError: 'NoneType' object has no attribute 'data' 
    12347  
    12348 File "D:\ChimeraX 1.8\bin\Lib\site-
    12349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12350 return self.drawingParentVolume().data.origin 
    12351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12352  
    12353 See log for complete Python traceback. 
    12354  
    12355 Traceback (most recent call last): 
    12356 File "D:\ChimeraX 1.8\bin\Lib\site-
    12357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12358 mouseMoveEvent 
    12359 self.moveSegmentationPuck(x, y, record_seg=False) 
    12360 File "D:\ChimeraX 1.8\bin\Lib\site-
    12361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12362 moveSegmentationPuck 
    12363 drawing_origin = self.drawingOrigin() 
    12364 ^^^^^^^^^^^^^^^^^^^^ 
    12365 File "D:\ChimeraX 1.8\bin\Lib\site-
    12366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12367 return self.drawingParentVolume().data.origin 
    12368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12369 AttributeError: 'NoneType' object has no attribute 'data' 
    12370  
    12371 AttributeError: 'NoneType' object has no attribute 'data' 
    12372  
    12373 File "D:\ChimeraX 1.8\bin\Lib\site-
    12374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12375 return self.drawingParentVolume().data.origin 
    12376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12377  
    12378 See log for complete Python traceback. 
    12379  
    12380 Traceback (most recent call last): 
    12381 File "D:\ChimeraX 1.8\bin\Lib\site-
    12382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12383 mouseMoveEvent 
    12384 self.moveSegmentationPuck(x, y, record_seg=False) 
    12385 File "D:\ChimeraX 1.8\bin\Lib\site-
    12386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12387 moveSegmentationPuck 
    12388 drawing_origin = self.drawingOrigin() 
    12389 ^^^^^^^^^^^^^^^^^^^^ 
    12390 File "D:\ChimeraX 1.8\bin\Lib\site-
    12391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12392 return self.drawingParentVolume().data.origin 
    12393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12394 AttributeError: 'NoneType' object has no attribute 'data' 
    12395  
    12396 AttributeError: 'NoneType' object has no attribute 'data' 
    12397  
    12398 File "D:\ChimeraX 1.8\bin\Lib\site-
    12399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12400 return self.drawingParentVolume().data.origin 
    12401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12402  
    12403 See log for complete Python traceback. 
    12404  
    12405 Traceback (most recent call last): 
    12406 File "D:\ChimeraX 1.8\bin\Lib\site-
    12407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12408 mouseMoveEvent 
    12409 self.moveSegmentationPuck(x, y, record_seg=False) 
    12410 File "D:\ChimeraX 1.8\bin\Lib\site-
    12411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12412 moveSegmentationPuck 
    12413 drawing_origin = self.drawingOrigin() 
    12414 ^^^^^^^^^^^^^^^^^^^^ 
    12415 File "D:\ChimeraX 1.8\bin\Lib\site-
    12416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12417 return self.drawingParentVolume().data.origin 
    12418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12419 AttributeError: 'NoneType' object has no attribute 'data' 
    12420  
    12421 AttributeError: 'NoneType' object has no attribute 'data' 
    12422  
    12423 File "D:\ChimeraX 1.8\bin\Lib\site-
    12424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12425 return self.drawingParentVolume().data.origin 
    12426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12427  
    12428 See log for complete Python traceback. 
    12429  
    12430 Traceback (most recent call last): 
    12431 File "D:\ChimeraX 1.8\bin\Lib\site-
    12432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12433 mouseMoveEvent 
    12434 self.moveSegmentationPuck(x, y, record_seg=False) 
    12435 File "D:\ChimeraX 1.8\bin\Lib\site-
    12436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12437 moveSegmentationPuck 
    12438 drawing_origin = self.drawingOrigin() 
    12439 ^^^^^^^^^^^^^^^^^^^^ 
    12440 File "D:\ChimeraX 1.8\bin\Lib\site-
    12441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12442 return self.drawingParentVolume().data.origin 
    12443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12444 AttributeError: 'NoneType' object has no attribute 'data' 
    12445  
    12446 AttributeError: 'NoneType' object has no attribute 'data' 
    12447  
    12448 File "D:\ChimeraX 1.8\bin\Lib\site-
    12449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12450 return self.drawingParentVolume().data.origin 
    12451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12452  
    12453 See log for complete Python traceback. 
    12454  
    12455 Traceback (most recent call last): 
    12456 File "D:\ChimeraX 1.8\bin\Lib\site-
    12457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12458 mouseMoveEvent 
    12459 self.moveSegmentationPuck(x, y, record_seg=False) 
    12460 File "D:\ChimeraX 1.8\bin\Lib\site-
    12461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12462 moveSegmentationPuck 
    12463 drawing_origin = self.drawingOrigin() 
    12464 ^^^^^^^^^^^^^^^^^^^^ 
    12465 File "D:\ChimeraX 1.8\bin\Lib\site-
    12466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12467 return self.drawingParentVolume().data.origin 
    12468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12469 AttributeError: 'NoneType' object has no attribute 'data' 
    12470  
    12471 AttributeError: 'NoneType' object has no attribute 'data' 
    12472  
    12473 File "D:\ChimeraX 1.8\bin\Lib\site-
    12474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12475 return self.drawingParentVolume().data.origin 
    12476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12477  
    12478 See log for complete Python traceback. 
    12479  
    12480 Traceback (most recent call last): 
    12481 File "D:\ChimeraX 1.8\bin\Lib\site-
    12482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12483 mouseMoveEvent 
    12484 self.moveSegmentationPuck(x, y, record_seg=False) 
    12485 File "D:\ChimeraX 1.8\bin\Lib\site-
    12486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12487 moveSegmentationPuck 
    12488 drawing_origin = self.drawingOrigin() 
    12489 ^^^^^^^^^^^^^^^^^^^^ 
    12490 File "D:\ChimeraX 1.8\bin\Lib\site-
    12491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12492 return self.drawingParentVolume().data.origin 
    12493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12494 AttributeError: 'NoneType' object has no attribute 'data' 
    12495  
    12496 AttributeError: 'NoneType' object has no attribute 'data' 
    12497  
    12498 File "D:\ChimeraX 1.8\bin\Lib\site-
    12499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12500 return self.drawingParentVolume().data.origin 
    12501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12502  
    12503 See log for complete Python traceback. 
    12504  
    12505 Traceback (most recent call last): 
    12506 File "D:\ChimeraX 1.8\bin\Lib\site-
    12507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12508 mouseMoveEvent 
    12509 self.moveSegmentationPuck(x, y, record_seg=False) 
    12510 File "D:\ChimeraX 1.8\bin\Lib\site-
    12511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12512 moveSegmentationPuck 
    12513 drawing_origin = self.drawingOrigin() 
    12514 ^^^^^^^^^^^^^^^^^^^^ 
    12515 File "D:\ChimeraX 1.8\bin\Lib\site-
    12516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12517 return self.drawingParentVolume().data.origin 
    12518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12519 AttributeError: 'NoneType' object has no attribute 'data' 
    12520  
    12521 AttributeError: 'NoneType' object has no attribute 'data' 
    12522  
    12523 File "D:\ChimeraX 1.8\bin\Lib\site-
    12524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12525 return self.drawingParentVolume().data.origin 
    12526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12527  
    12528 See log for complete Python traceback. 
    12529  
    12530 Traceback (most recent call last): 
    12531 File "D:\ChimeraX 1.8\bin\Lib\site-
    12532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12533 mouseMoveEvent 
    12534 self.moveSegmentationPuck(x, y, record_seg=False) 
    12535 File "D:\ChimeraX 1.8\bin\Lib\site-
    12536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12537 moveSegmentationPuck 
    12538 drawing_origin = self.drawingOrigin() 
    12539 ^^^^^^^^^^^^^^^^^^^^ 
    12540 File "D:\ChimeraX 1.8\bin\Lib\site-
    12541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12542 return self.drawingParentVolume().data.origin 
    12543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12544 AttributeError: 'NoneType' object has no attribute 'data' 
    12545  
    12546 AttributeError: 'NoneType' object has no attribute 'data' 
    12547  
    12548 File "D:\ChimeraX 1.8\bin\Lib\site-
    12549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12550 return self.drawingParentVolume().data.origin 
    12551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12552  
    12553 See log for complete Python traceback. 
    12554  
    12555 Traceback (most recent call last): 
    12556 File "D:\ChimeraX 1.8\bin\Lib\site-
    12557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12558 mouseMoveEvent 
    12559 self.moveSegmentationPuck(x, y, record_seg=False) 
    12560 File "D:\ChimeraX 1.8\bin\Lib\site-
    12561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12562 moveSegmentationPuck 
    12563 drawing_origin = self.drawingOrigin() 
    12564 ^^^^^^^^^^^^^^^^^^^^ 
    12565 File "D:\ChimeraX 1.8\bin\Lib\site-
    12566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12567 return self.drawingParentVolume().data.origin 
    12568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12569 AttributeError: 'NoneType' object has no attribute 'data' 
    12570  
    12571 AttributeError: 'NoneType' object has no attribute 'data' 
    12572  
    12573 File "D:\ChimeraX 1.8\bin\Lib\site-
    12574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12575 return self.drawingParentVolume().data.origin 
    12576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12577  
    12578 See log for complete Python traceback. 
    12579  
    12580 Traceback (most recent call last): 
    12581 File "D:\ChimeraX 1.8\bin\Lib\site-
    12582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12583 mouseMoveEvent 
    12584 self.moveSegmentationPuck(x, y, record_seg=False) 
    12585 File "D:\ChimeraX 1.8\bin\Lib\site-
    12586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12587 moveSegmentationPuck 
    12588 drawing_origin = self.drawingOrigin() 
    12589 ^^^^^^^^^^^^^^^^^^^^ 
    12590 File "D:\ChimeraX 1.8\bin\Lib\site-
    12591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12592 return self.drawingParentVolume().data.origin 
    12593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12594 AttributeError: 'NoneType' object has no attribute 'data' 
    12595  
    12596 AttributeError: 'NoneType' object has no attribute 'data' 
    12597  
    12598 File "D:\ChimeraX 1.8\bin\Lib\site-
    12599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12600 return self.drawingParentVolume().data.origin 
    12601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12602  
    12603 See log for complete Python traceback. 
    12604  
    12605 Traceback (most recent call last): 
    12606 File "D:\ChimeraX 1.8\bin\Lib\site-
    12607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12608 mouseMoveEvent 
    12609 self.moveSegmentationPuck(x, y, record_seg=False) 
    12610 File "D:\ChimeraX 1.8\bin\Lib\site-
    12611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12612 moveSegmentationPuck 
    12613 drawing_origin = self.drawingOrigin() 
    12614 ^^^^^^^^^^^^^^^^^^^^ 
    12615 File "D:\ChimeraX 1.8\bin\Lib\site-
    12616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12617 return self.drawingParentVolume().data.origin 
    12618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12619 AttributeError: 'NoneType' object has no attribute 'data' 
    12620  
    12621 AttributeError: 'NoneType' object has no attribute 'data' 
    12622  
    12623 File "D:\ChimeraX 1.8\bin\Lib\site-
    12624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12625 return self.drawingParentVolume().data.origin 
    12626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12627  
    12628 See log for complete Python traceback. 
    12629  
    12630 Traceback (most recent call last): 
    12631 File "D:\ChimeraX 1.8\bin\Lib\site-
    12632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12633 mouseMoveEvent 
    12634 self.moveSegmentationPuck(x, y, record_seg=False) 
    12635 File "D:\ChimeraX 1.8\bin\Lib\site-
    12636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12637 moveSegmentationPuck 
    12638 drawing_origin = self.drawingOrigin() 
    12639 ^^^^^^^^^^^^^^^^^^^^ 
    12640 File "D:\ChimeraX 1.8\bin\Lib\site-
    12641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12642 return self.drawingParentVolume().data.origin 
    12643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12644 AttributeError: 'NoneType' object has no attribute 'data' 
    12645  
    12646 AttributeError: 'NoneType' object has no attribute 'data' 
    12647  
    12648 File "D:\ChimeraX 1.8\bin\Lib\site-
    12649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12650 return self.drawingParentVolume().data.origin 
    12651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12652  
    12653 See log for complete Python traceback. 
    12654  
    12655 Traceback (most recent call last): 
    12656 File "D:\ChimeraX 1.8\bin\Lib\site-
    12657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12658 mouseMoveEvent 
    12659 self.moveSegmentationPuck(x, y, record_seg=False) 
    12660 File "D:\ChimeraX 1.8\bin\Lib\site-
    12661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12662 moveSegmentationPuck 
    12663 drawing_origin = self.drawingOrigin() 
    12664 ^^^^^^^^^^^^^^^^^^^^ 
    12665 File "D:\ChimeraX 1.8\bin\Lib\site-
    12666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12667 return self.drawingParentVolume().data.origin 
    12668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12669 AttributeError: 'NoneType' object has no attribute 'data' 
    12670  
    12671 AttributeError: 'NoneType' object has no attribute 'data' 
    12672  
    12673 File "D:\ChimeraX 1.8\bin\Lib\site-
    12674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12675 return self.drawingParentVolume().data.origin 
    12676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12677  
    12678 See log for complete Python traceback. 
    12679  
    12680 Traceback (most recent call last): 
    12681 File "D:\ChimeraX 1.8\bin\Lib\site-
    12682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12683 mouseMoveEvent 
    12684 self.moveSegmentationPuck(x, y, record_seg=False) 
    12685 File "D:\ChimeraX 1.8\bin\Lib\site-
    12686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12687 moveSegmentationPuck 
    12688 drawing_origin = self.drawingOrigin() 
    12689 ^^^^^^^^^^^^^^^^^^^^ 
    12690 File "D:\ChimeraX 1.8\bin\Lib\site-
    12691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12692 return self.drawingParentVolume().data.origin 
    12693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12694 AttributeError: 'NoneType' object has no attribute 'data' 
    12695  
    12696 AttributeError: 'NoneType' object has no attribute 'data' 
    12697  
    12698 File "D:\ChimeraX 1.8\bin\Lib\site-
    12699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12700 return self.drawingParentVolume().data.origin 
    12701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12702  
    12703 See log for complete Python traceback. 
    12704  
    12705 Traceback (most recent call last): 
    12706 File "D:\ChimeraX 1.8\bin\Lib\site-
    12707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12708 mouseMoveEvent 
    12709 self.moveSegmentationPuck(x, y, record_seg=False) 
    12710 File "D:\ChimeraX 1.8\bin\Lib\site-
    12711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12712 moveSegmentationPuck 
    12713 drawing_origin = self.drawingOrigin() 
    12714 ^^^^^^^^^^^^^^^^^^^^ 
    12715 File "D:\ChimeraX 1.8\bin\Lib\site-
    12716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12717 return self.drawingParentVolume().data.origin 
    12718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12719 AttributeError: 'NoneType' object has no attribute 'data' 
    12720  
    12721 AttributeError: 'NoneType' object has no attribute 'data' 
    12722  
    12723 File "D:\ChimeraX 1.8\bin\Lib\site-
    12724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12725 return self.drawingParentVolume().data.origin 
    12726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12727  
    12728 See log for complete Python traceback. 
    12729  
    12730 Traceback (most recent call last): 
    12731 File "D:\ChimeraX 1.8\bin\Lib\site-
    12732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12733 mouseMoveEvent 
    12734 self.moveSegmentationPuck(x, y, record_seg=False) 
    12735 File "D:\ChimeraX 1.8\bin\Lib\site-
    12736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12737 moveSegmentationPuck 
    12738 drawing_origin = self.drawingOrigin() 
    12739 ^^^^^^^^^^^^^^^^^^^^ 
    12740 File "D:\ChimeraX 1.8\bin\Lib\site-
    12741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12742 return self.drawingParentVolume().data.origin 
    12743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12744 AttributeError: 'NoneType' object has no attribute 'data' 
    12745  
    12746 AttributeError: 'NoneType' object has no attribute 'data' 
    12747  
    12748 File "D:\ChimeraX 1.8\bin\Lib\site-
    12749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12750 return self.drawingParentVolume().data.origin 
    12751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12752  
    12753 See log for complete Python traceback. 
    12754  
    12755 Traceback (most recent call last): 
    12756 File "D:\ChimeraX 1.8\bin\Lib\site-
    12757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12758 mouseMoveEvent 
    12759 self.moveSegmentationPuck(x, y, record_seg=False) 
    12760 File "D:\ChimeraX 1.8\bin\Lib\site-
    12761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12762 moveSegmentationPuck 
    12763 drawing_origin = self.drawingOrigin() 
    12764 ^^^^^^^^^^^^^^^^^^^^ 
    12765 File "D:\ChimeraX 1.8\bin\Lib\site-
    12766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12767 return self.drawingParentVolume().data.origin 
    12768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12769 AttributeError: 'NoneType' object has no attribute 'data' 
    12770  
    12771 AttributeError: 'NoneType' object has no attribute 'data' 
    12772  
    12773 File "D:\ChimeraX 1.8\bin\Lib\site-
    12774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12775 return self.drawingParentVolume().data.origin 
    12776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12777  
    12778 See log for complete Python traceback. 
    12779  
    12780 Traceback (most recent call last): 
    12781 File "D:\ChimeraX 1.8\bin\Lib\site-
    12782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12783 mouseMoveEvent 
    12784 self.moveSegmentationPuck(x, y, record_seg=False) 
    12785 File "D:\ChimeraX 1.8\bin\Lib\site-
    12786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12787 moveSegmentationPuck 
    12788 drawing_origin = self.drawingOrigin() 
    12789 ^^^^^^^^^^^^^^^^^^^^ 
    12790 File "D:\ChimeraX 1.8\bin\Lib\site-
    12791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12792 return self.drawingParentVolume().data.origin 
    12793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12794 AttributeError: 'NoneType' object has no attribute 'data' 
    12795  
    12796 AttributeError: 'NoneType' object has no attribute 'data' 
    12797  
    12798 File "D:\ChimeraX 1.8\bin\Lib\site-
    12799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12800 return self.drawingParentVolume().data.origin 
    12801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12802  
    12803 See log for complete Python traceback. 
    12804  
    12805 Traceback (most recent call last): 
    12806 File "D:\ChimeraX 1.8\bin\Lib\site-
    12807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12808 mouseMoveEvent 
    12809 self.moveSegmentationPuck(x, y, record_seg=False) 
    12810 File "D:\ChimeraX 1.8\bin\Lib\site-
    12811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12812 moveSegmentationPuck 
    12813 drawing_origin = self.drawingOrigin() 
    12814 ^^^^^^^^^^^^^^^^^^^^ 
    12815 File "D:\ChimeraX 1.8\bin\Lib\site-
    12816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12817 return self.drawingParentVolume().data.origin 
    12818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12819 AttributeError: 'NoneType' object has no attribute 'data' 
    12820  
    12821 AttributeError: 'NoneType' object has no attribute 'data' 
    12822  
    12823 File "D:\ChimeraX 1.8\bin\Lib\site-
    12824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12825 return self.drawingParentVolume().data.origin 
    12826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12827  
    12828 See log for complete Python traceback. 
    12829  
    12830 Traceback (most recent call last): 
    12831 File "D:\ChimeraX 1.8\bin\Lib\site-
    12832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12833 mouseMoveEvent 
    12834 self.moveSegmentationPuck(x, y, record_seg=False) 
    12835 File "D:\ChimeraX 1.8\bin\Lib\site-
    12836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12837 moveSegmentationPuck 
    12838 drawing_origin = self.drawingOrigin() 
    12839 ^^^^^^^^^^^^^^^^^^^^ 
    12840 File "D:\ChimeraX 1.8\bin\Lib\site-
    12841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12842 return self.drawingParentVolume().data.origin 
    12843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12844 AttributeError: 'NoneType' object has no attribute 'data' 
    12845  
    12846 AttributeError: 'NoneType' object has no attribute 'data' 
    12847  
    12848 File "D:\ChimeraX 1.8\bin\Lib\site-
    12849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12850 return self.drawingParentVolume().data.origin 
    12851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12852  
    12853 See log for complete Python traceback. 
    12854  
    12855 Traceback (most recent call last): 
    12856 File "D:\ChimeraX 1.8\bin\Lib\site-
    12857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12858 mouseMoveEvent 
    12859 self.moveSegmentationPuck(x, y, record_seg=False) 
    12860 File "D:\ChimeraX 1.8\bin\Lib\site-
    12861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12862 moveSegmentationPuck 
    12863 drawing_origin = self.drawingOrigin() 
    12864 ^^^^^^^^^^^^^^^^^^^^ 
    12865 File "D:\ChimeraX 1.8\bin\Lib\site-
    12866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12867 return self.drawingParentVolume().data.origin 
    12868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12869 AttributeError: 'NoneType' object has no attribute 'data' 
    12870  
    12871 AttributeError: 'NoneType' object has no attribute 'data' 
    12872  
    12873 File "D:\ChimeraX 1.8\bin\Lib\site-
    12874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12875 return self.drawingParentVolume().data.origin 
    12876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12877  
    12878 See log for complete Python traceback. 
    12879  
    12880 Traceback (most recent call last): 
    12881 File "D:\ChimeraX 1.8\bin\Lib\site-
    12882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12883 mouseMoveEvent 
    12884 self.moveSegmentationPuck(x, y, record_seg=False) 
    12885 File "D:\ChimeraX 1.8\bin\Lib\site-
    12886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12887 moveSegmentationPuck 
    12888 drawing_origin = self.drawingOrigin() 
    12889 ^^^^^^^^^^^^^^^^^^^^ 
    12890 File "D:\ChimeraX 1.8\bin\Lib\site-
    12891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12892 return self.drawingParentVolume().data.origin 
    12893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12894 AttributeError: 'NoneType' object has no attribute 'data' 
    12895  
    12896 AttributeError: 'NoneType' object has no attribute 'data' 
    12897  
    12898 File "D:\ChimeraX 1.8\bin\Lib\site-
    12899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12900 return self.drawingParentVolume().data.origin 
    12901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12902  
    12903 See log for complete Python traceback. 
    12904  
    12905 Traceback (most recent call last): 
    12906 File "D:\ChimeraX 1.8\bin\Lib\site-
    12907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12908 mouseMoveEvent 
    12909 self.moveSegmentationPuck(x, y, record_seg=False) 
    12910 File "D:\ChimeraX 1.8\bin\Lib\site-
    12911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12912 moveSegmentationPuck 
    12913 drawing_origin = self.drawingOrigin() 
    12914 ^^^^^^^^^^^^^^^^^^^^ 
    12915 File "D:\ChimeraX 1.8\bin\Lib\site-
    12916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12917 return self.drawingParentVolume().data.origin 
    12918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12919 AttributeError: 'NoneType' object has no attribute 'data' 
    12920  
    12921 AttributeError: 'NoneType' object has no attribute 'data' 
    12922  
    12923 File "D:\ChimeraX 1.8\bin\Lib\site-
    12924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12925 return self.drawingParentVolume().data.origin 
    12926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12927  
    12928 See log for complete Python traceback. 
    12929  
    12930 Traceback (most recent call last): 
    12931 File "D:\ChimeraX 1.8\bin\Lib\site-
    12932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12933 mouseMoveEvent 
    12934 self.moveSegmentationPuck(x, y, record_seg=False) 
    12935 File "D:\ChimeraX 1.8\bin\Lib\site-
    12936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12937 moveSegmentationPuck 
    12938 drawing_origin = self.drawingOrigin() 
    12939 ^^^^^^^^^^^^^^^^^^^^ 
    12940 File "D:\ChimeraX 1.8\bin\Lib\site-
    12941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12942 return self.drawingParentVolume().data.origin 
    12943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12944 AttributeError: 'NoneType' object has no attribute 'data' 
    12945  
    12946 AttributeError: 'NoneType' object has no attribute 'data' 
    12947  
    12948 File "D:\ChimeraX 1.8\bin\Lib\site-
    12949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12950 return self.drawingParentVolume().data.origin 
    12951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12952  
    12953 See log for complete Python traceback. 
    12954  
    12955 Traceback (most recent call last): 
    12956 File "D:\ChimeraX 1.8\bin\Lib\site-
    12957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12958 mouseMoveEvent 
    12959 self.moveSegmentationPuck(x, y, record_seg=False) 
    12960 File "D:\ChimeraX 1.8\bin\Lib\site-
    12961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12962 moveSegmentationPuck 
    12963 drawing_origin = self.drawingOrigin() 
    12964 ^^^^^^^^^^^^^^^^^^^^ 
    12965 File "D:\ChimeraX 1.8\bin\Lib\site-
    12966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12967 return self.drawingParentVolume().data.origin 
    12968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12969 AttributeError: 'NoneType' object has no attribute 'data' 
    12970  
    12971 AttributeError: 'NoneType' object has no attribute 'data' 
    12972  
    12973 File "D:\ChimeraX 1.8\bin\Lib\site-
    12974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12975 return self.drawingParentVolume().data.origin 
    12976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12977  
    12978 See log for complete Python traceback. 
    12979  
    12980 Traceback (most recent call last): 
    12981 File "D:\ChimeraX 1.8\bin\Lib\site-
    12982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    12983 mouseMoveEvent 
    12984 self.moveSegmentationPuck(x, y, record_seg=False) 
    12985 File "D:\ChimeraX 1.8\bin\Lib\site-
    12986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    12987 moveSegmentationPuck 
    12988 drawing_origin = self.drawingOrigin() 
    12989 ^^^^^^^^^^^^^^^^^^^^ 
    12990 File "D:\ChimeraX 1.8\bin\Lib\site-
    12991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    12992 return self.drawingParentVolume().data.origin 
    12993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    12994 AttributeError: 'NoneType' object has no attribute 'data' 
    12995  
    12996 AttributeError: 'NoneType' object has no attribute 'data' 
    12997  
    12998 File "D:\ChimeraX 1.8\bin\Lib\site-
    12999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13000 return self.drawingParentVolume().data.origin 
    13001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13002  
    13003 See log for complete Python traceback. 
    13004  
    13005 Traceback (most recent call last): 
    13006 File "D:\ChimeraX 1.8\bin\Lib\site-
    13007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13008 mouseMoveEvent 
    13009 self.moveSegmentationPuck(x, y, record_seg=False) 
    13010 File "D:\ChimeraX 1.8\bin\Lib\site-
    13011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13012 moveSegmentationPuck 
    13013 drawing_origin = self.drawingOrigin() 
    13014 ^^^^^^^^^^^^^^^^^^^^ 
    13015 File "D:\ChimeraX 1.8\bin\Lib\site-
    13016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13017 return self.drawingParentVolume().data.origin 
    13018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13019 AttributeError: 'NoneType' object has no attribute 'data' 
    13020  
    13021 AttributeError: 'NoneType' object has no attribute 'data' 
    13022  
    13023 File "D:\ChimeraX 1.8\bin\Lib\site-
    13024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13025 return self.drawingParentVolume().data.origin 
    13026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13027  
    13028 See log for complete Python traceback. 
    13029  
    13030 Traceback (most recent call last): 
    13031 File "D:\ChimeraX 1.8\bin\Lib\site-
    13032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13033 mouseMoveEvent 
    13034 self.moveSegmentationPuck(x, y, record_seg=False) 
    13035 File "D:\ChimeraX 1.8\bin\Lib\site-
    13036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13037 moveSegmentationPuck 
    13038 drawing_origin = self.drawingOrigin() 
    13039 ^^^^^^^^^^^^^^^^^^^^ 
    13040 File "D:\ChimeraX 1.8\bin\Lib\site-
    13041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13042 return self.drawingParentVolume().data.origin 
    13043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13044 AttributeError: 'NoneType' object has no attribute 'data' 
    13045  
    13046 AttributeError: 'NoneType' object has no attribute 'data' 
    13047  
    13048 File "D:\ChimeraX 1.8\bin\Lib\site-
    13049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13050 return self.drawingParentVolume().data.origin 
    13051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13052  
    13053 See log for complete Python traceback. 
    13054  
    13055 Traceback (most recent call last): 
    13056 File "D:\ChimeraX 1.8\bin\Lib\site-
    13057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13058 mouseMoveEvent 
    13059 self.moveSegmentationPuck(x, y, record_seg=False) 
    13060 File "D:\ChimeraX 1.8\bin\Lib\site-
    13061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13062 moveSegmentationPuck 
    13063 drawing_origin = self.drawingOrigin() 
    13064 ^^^^^^^^^^^^^^^^^^^^ 
    13065 File "D:\ChimeraX 1.8\bin\Lib\site-
    13066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13067 return self.drawingParentVolume().data.origin 
    13068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13069 AttributeError: 'NoneType' object has no attribute 'data' 
    13070  
    13071 AttributeError: 'NoneType' object has no attribute 'data' 
    13072  
    13073 File "D:\ChimeraX 1.8\bin\Lib\site-
    13074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13075 return self.drawingParentVolume().data.origin 
    13076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13077  
    13078 See log for complete Python traceback. 
    13079  
    13080 Traceback (most recent call last): 
    13081 File "D:\ChimeraX 1.8\bin\Lib\site-
    13082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13083 mouseMoveEvent 
    13084 self.moveSegmentationPuck(x, y, record_seg=False) 
    13085 File "D:\ChimeraX 1.8\bin\Lib\site-
    13086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13087 moveSegmentationPuck 
    13088 drawing_origin = self.drawingOrigin() 
    13089 ^^^^^^^^^^^^^^^^^^^^ 
    13090 File "D:\ChimeraX 1.8\bin\Lib\site-
    13091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13092 return self.drawingParentVolume().data.origin 
    13093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13094 AttributeError: 'NoneType' object has no attribute 'data' 
    13095  
    13096 AttributeError: 'NoneType' object has no attribute 'data' 
    13097  
    13098 File "D:\ChimeraX 1.8\bin\Lib\site-
    13099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13100 return self.drawingParentVolume().data.origin 
    13101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13102  
    13103 See log for complete Python traceback. 
    13104  
    13105 Traceback (most recent call last): 
    13106 File "D:\ChimeraX 1.8\bin\Lib\site-
    13107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13108 mouseMoveEvent 
    13109 self.moveSegmentationPuck(x, y, record_seg=False) 
    13110 File "D:\ChimeraX 1.8\bin\Lib\site-
    13111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13112 moveSegmentationPuck 
    13113 drawing_origin = self.drawingOrigin() 
    13114 ^^^^^^^^^^^^^^^^^^^^ 
    13115 File "D:\ChimeraX 1.8\bin\Lib\site-
    13116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13117 return self.drawingParentVolume().data.origin 
    13118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13119 AttributeError: 'NoneType' object has no attribute 'data' 
    13120  
    13121 AttributeError: 'NoneType' object has no attribute 'data' 
    13122  
    13123 File "D:\ChimeraX 1.8\bin\Lib\site-
    13124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13125 return self.drawingParentVolume().data.origin 
    13126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13127  
    13128 See log for complete Python traceback. 
    13129  
    13130 Traceback (most recent call last): 
    13131 File "D:\ChimeraX 1.8\bin\Lib\site-
    13132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13133 mouseMoveEvent 
    13134 self.moveSegmentationPuck(x, y, record_seg=False) 
    13135 File "D:\ChimeraX 1.8\bin\Lib\site-
    13136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13137 moveSegmentationPuck 
    13138 drawing_origin = self.drawingOrigin() 
    13139 ^^^^^^^^^^^^^^^^^^^^ 
    13140 File "D:\ChimeraX 1.8\bin\Lib\site-
    13141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13142 return self.drawingParentVolume().data.origin 
    13143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13144 AttributeError: 'NoneType' object has no attribute 'data' 
    13145  
    13146 AttributeError: 'NoneType' object has no attribute 'data' 
    13147  
    13148 File "D:\ChimeraX 1.8\bin\Lib\site-
    13149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13150 return self.drawingParentVolume().data.origin 
    13151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13152  
    13153 See log for complete Python traceback. 
    13154  
    13155 Traceback (most recent call last): 
    13156 File "D:\ChimeraX 1.8\bin\Lib\site-
    13157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13158 mouseMoveEvent 
    13159 self.moveSegmentationPuck(x, y, record_seg=False) 
    13160 File "D:\ChimeraX 1.8\bin\Lib\site-
    13161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13162 moveSegmentationPuck 
    13163 drawing_origin = self.drawingOrigin() 
    13164 ^^^^^^^^^^^^^^^^^^^^ 
    13165 File "D:\ChimeraX 1.8\bin\Lib\site-
    13166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13167 return self.drawingParentVolume().data.origin 
    13168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13169 AttributeError: 'NoneType' object has no attribute 'data' 
    13170  
    13171 AttributeError: 'NoneType' object has no attribute 'data' 
    13172  
    13173 File "D:\ChimeraX 1.8\bin\Lib\site-
    13174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13175 return self.drawingParentVolume().data.origin 
    13176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13177  
    13178 See log for complete Python traceback. 
    13179  
    13180 Traceback (most recent call last): 
    13181 File "D:\ChimeraX 1.8\bin\Lib\site-
    13182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13183 mouseMoveEvent 
    13184 self.moveSegmentationPuck(x, y, record_seg=False) 
    13185 File "D:\ChimeraX 1.8\bin\Lib\site-
    13186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13187 moveSegmentationPuck 
    13188 drawing_origin = self.drawingOrigin() 
    13189 ^^^^^^^^^^^^^^^^^^^^ 
    13190 File "D:\ChimeraX 1.8\bin\Lib\site-
    13191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13192 return self.drawingParentVolume().data.origin 
    13193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13194 AttributeError: 'NoneType' object has no attribute 'data' 
    13195  
    13196 AttributeError: 'NoneType' object has no attribute 'data' 
    13197  
    13198 File "D:\ChimeraX 1.8\bin\Lib\site-
    13199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13200 return self.drawingParentVolume().data.origin 
    13201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13202  
    13203 See log for complete Python traceback. 
    13204  
    13205 Traceback (most recent call last): 
    13206 File "D:\ChimeraX 1.8\bin\Lib\site-
    13207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13208 mouseMoveEvent 
    13209 self.moveSegmentationPuck(x, y, record_seg=False) 
    13210 File "D:\ChimeraX 1.8\bin\Lib\site-
    13211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13212 moveSegmentationPuck 
    13213 drawing_origin = self.drawingOrigin() 
    13214 ^^^^^^^^^^^^^^^^^^^^ 
    13215 File "D:\ChimeraX 1.8\bin\Lib\site-
    13216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13217 return self.drawingParentVolume().data.origin 
    13218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13219 AttributeError: 'NoneType' object has no attribute 'data' 
    13220  
    13221 AttributeError: 'NoneType' object has no attribute 'data' 
    13222  
    13223 File "D:\ChimeraX 1.8\bin\Lib\site-
    13224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13225 return self.drawingParentVolume().data.origin 
    13226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13227  
    13228 See log for complete Python traceback. 
    13229  
    13230 Traceback (most recent call last): 
    13231 File "D:\ChimeraX 1.8\bin\Lib\site-
    13232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13233 mouseMoveEvent 
    13234 self.moveSegmentationPuck(x, y, record_seg=False) 
    13235 File "D:\ChimeraX 1.8\bin\Lib\site-
    13236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13237 moveSegmentationPuck 
    13238 drawing_origin = self.drawingOrigin() 
    13239 ^^^^^^^^^^^^^^^^^^^^ 
    13240 File "D:\ChimeraX 1.8\bin\Lib\site-
    13241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13242 return self.drawingParentVolume().data.origin 
    13243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13244 AttributeError: 'NoneType' object has no attribute 'data' 
    13245  
    13246 AttributeError: 'NoneType' object has no attribute 'data' 
    13247  
    13248 File "D:\ChimeraX 1.8\bin\Lib\site-
    13249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13250 return self.drawingParentVolume().data.origin 
    13251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13252  
    13253 See log for complete Python traceback. 
    13254  
    13255 Traceback (most recent call last): 
    13256 File "D:\ChimeraX 1.8\bin\Lib\site-
    13257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13258 mouseMoveEvent 
    13259 self.moveSegmentationPuck(x, y, record_seg=False) 
    13260 File "D:\ChimeraX 1.8\bin\Lib\site-
    13261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13262 moveSegmentationPuck 
    13263 drawing_origin = self.drawingOrigin() 
    13264 ^^^^^^^^^^^^^^^^^^^^ 
    13265 File "D:\ChimeraX 1.8\bin\Lib\site-
    13266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13267 return self.drawingParentVolume().data.origin 
    13268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13269 AttributeError: 'NoneType' object has no attribute 'data' 
    13270  
    13271 AttributeError: 'NoneType' object has no attribute 'data' 
    13272  
    13273 File "D:\ChimeraX 1.8\bin\Lib\site-
    13274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13275 return self.drawingParentVolume().data.origin 
    13276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13277  
    13278 See log for complete Python traceback. 
    13279  
    13280 Traceback (most recent call last): 
    13281 File "D:\ChimeraX 1.8\bin\Lib\site-
    13282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13283 mouseMoveEvent 
    13284 self.moveSegmentationPuck(x, y, record_seg=False) 
    13285 File "D:\ChimeraX 1.8\bin\Lib\site-
    13286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13287 moveSegmentationPuck 
    13288 drawing_origin = self.drawingOrigin() 
    13289 ^^^^^^^^^^^^^^^^^^^^ 
    13290 File "D:\ChimeraX 1.8\bin\Lib\site-
    13291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13292 return self.drawingParentVolume().data.origin 
    13293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13294 AttributeError: 'NoneType' object has no attribute 'data' 
    13295  
    13296 AttributeError: 'NoneType' object has no attribute 'data' 
    13297  
    13298 File "D:\ChimeraX 1.8\bin\Lib\site-
    13299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13300 return self.drawingParentVolume().data.origin 
    13301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13302  
    13303 See log for complete Python traceback. 
    13304  
    13305 Traceback (most recent call last): 
    13306 File "D:\ChimeraX 1.8\bin\Lib\site-
    13307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13308 mouseMoveEvent 
    13309 self.moveSegmentationPuck(x, y, record_seg=False) 
    13310 File "D:\ChimeraX 1.8\bin\Lib\site-
    13311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13312 moveSegmentationPuck 
    13313 drawing_origin = self.drawingOrigin() 
    13314 ^^^^^^^^^^^^^^^^^^^^ 
    13315 File "D:\ChimeraX 1.8\bin\Lib\site-
    13316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13317 return self.drawingParentVolume().data.origin 
    13318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13319 AttributeError: 'NoneType' object has no attribute 'data' 
    13320  
    13321 AttributeError: 'NoneType' object has no attribute 'data' 
    13322  
    13323 File "D:\ChimeraX 1.8\bin\Lib\site-
    13324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13325 return self.drawingParentVolume().data.origin 
    13326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13327  
    13328 See log for complete Python traceback. 
    13329  
    13330 Traceback (most recent call last): 
    13331 File "D:\ChimeraX 1.8\bin\Lib\site-
    13332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13333 mouseMoveEvent 
    13334 self.moveSegmentationPuck(x, y, record_seg=False) 
    13335 File "D:\ChimeraX 1.8\bin\Lib\site-
    13336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13337 moveSegmentationPuck 
    13338 drawing_origin = self.drawingOrigin() 
    13339 ^^^^^^^^^^^^^^^^^^^^ 
    13340 File "D:\ChimeraX 1.8\bin\Lib\site-
    13341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13342 return self.drawingParentVolume().data.origin 
    13343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13344 AttributeError: 'NoneType' object has no attribute 'data' 
    13345  
    13346 AttributeError: 'NoneType' object has no attribute 'data' 
    13347  
    13348 File "D:\ChimeraX 1.8\bin\Lib\site-
    13349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13350 return self.drawingParentVolume().data.origin 
    13351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13352  
    13353 See log for complete Python traceback. 
    13354  
    13355 Traceback (most recent call last): 
    13356 File "D:\ChimeraX 1.8\bin\Lib\site-
    13357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13358 mouseMoveEvent 
    13359 self.moveSegmentationPuck(x, y, record_seg=False) 
    13360 File "D:\ChimeraX 1.8\bin\Lib\site-
    13361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13362 moveSegmentationPuck 
    13363 drawing_origin = self.drawingOrigin() 
    13364 ^^^^^^^^^^^^^^^^^^^^ 
    13365 File "D:\ChimeraX 1.8\bin\Lib\site-
    13366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13367 return self.drawingParentVolume().data.origin 
    13368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13369 AttributeError: 'NoneType' object has no attribute 'data' 
    13370  
    13371 AttributeError: 'NoneType' object has no attribute 'data' 
    13372  
    13373 File "D:\ChimeraX 1.8\bin\Lib\site-
    13374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13375 return self.drawingParentVolume().data.origin 
    13376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13377  
    13378 See log for complete Python traceback. 
    13379  
    13380 Traceback (most recent call last): 
    13381 File "D:\ChimeraX 1.8\bin\Lib\site-
    13382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13383 mouseMoveEvent 
    13384 self.moveSegmentationPuck(x, y, record_seg=False) 
    13385 File "D:\ChimeraX 1.8\bin\Lib\site-
    13386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13387 moveSegmentationPuck 
    13388 drawing_origin = self.drawingOrigin() 
    13389 ^^^^^^^^^^^^^^^^^^^^ 
    13390 File "D:\ChimeraX 1.8\bin\Lib\site-
    13391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13392 return self.drawingParentVolume().data.origin 
    13393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13394 AttributeError: 'NoneType' object has no attribute 'data' 
    13395  
    13396 AttributeError: 'NoneType' object has no attribute 'data' 
    13397  
    13398 File "D:\ChimeraX 1.8\bin\Lib\site-
    13399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13400 return self.drawingParentVolume().data.origin 
    13401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13402  
    13403 See log for complete Python traceback. 
    13404  
    13405 Traceback (most recent call last): 
    13406 File "D:\ChimeraX 1.8\bin\Lib\site-
    13407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13408 mouseMoveEvent 
    13409 self.moveSegmentationPuck(x, y, record_seg=False) 
    13410 File "D:\ChimeraX 1.8\bin\Lib\site-
    13411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13412 moveSegmentationPuck 
    13413 drawing_origin = self.drawingOrigin() 
    13414 ^^^^^^^^^^^^^^^^^^^^ 
    13415 File "D:\ChimeraX 1.8\bin\Lib\site-
    13416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13417 return self.drawingParentVolume().data.origin 
    13418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13419 AttributeError: 'NoneType' object has no attribute 'data' 
    13420  
    13421 AttributeError: 'NoneType' object has no attribute 'data' 
    13422  
    13423 File "D:\ChimeraX 1.8\bin\Lib\site-
    13424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13425 return self.drawingParentVolume().data.origin 
    13426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13427  
    13428 See log for complete Python traceback. 
    13429  
    13430 Traceback (most recent call last): 
    13431 File "D:\ChimeraX 1.8\bin\Lib\site-
    13432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13433 mouseMoveEvent 
    13434 self.moveSegmentationPuck(x, y, record_seg=False) 
    13435 File "D:\ChimeraX 1.8\bin\Lib\site-
    13436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13437 moveSegmentationPuck 
    13438 drawing_origin = self.drawingOrigin() 
    13439 ^^^^^^^^^^^^^^^^^^^^ 
    13440 File "D:\ChimeraX 1.8\bin\Lib\site-
    13441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13442 return self.drawingParentVolume().data.origin 
    13443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13444 AttributeError: 'NoneType' object has no attribute 'data' 
    13445  
    13446 AttributeError: 'NoneType' object has no attribute 'data' 
    13447  
    13448 File "D:\ChimeraX 1.8\bin\Lib\site-
    13449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13450 return self.drawingParentVolume().data.origin 
    13451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13452  
    13453 See log for complete Python traceback. 
    13454  
    13455 Traceback (most recent call last): 
    13456 File "D:\ChimeraX 1.8\bin\Lib\site-
    13457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13458 mouseMoveEvent 
    13459 self.moveSegmentationPuck(x, y, record_seg=False) 
    13460 File "D:\ChimeraX 1.8\bin\Lib\site-
    13461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13462 moveSegmentationPuck 
    13463 drawing_origin = self.drawingOrigin() 
    13464 ^^^^^^^^^^^^^^^^^^^^ 
    13465 File "D:\ChimeraX 1.8\bin\Lib\site-
    13466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13467 return self.drawingParentVolume().data.origin 
    13468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13469 AttributeError: 'NoneType' object has no attribute 'data' 
    13470  
    13471 AttributeError: 'NoneType' object has no attribute 'data' 
    13472  
    13473 File "D:\ChimeraX 1.8\bin\Lib\site-
    13474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13475 return self.drawingParentVolume().data.origin 
    13476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13477  
    13478 See log for complete Python traceback. 
    13479  
    13480 Traceback (most recent call last): 
    13481 File "D:\ChimeraX 1.8\bin\Lib\site-
    13482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13483 mouseMoveEvent 
    13484 self.moveSegmentationPuck(x, y, record_seg=False) 
    13485 File "D:\ChimeraX 1.8\bin\Lib\site-
    13486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13487 moveSegmentationPuck 
    13488 drawing_origin = self.drawingOrigin() 
    13489 ^^^^^^^^^^^^^^^^^^^^ 
    13490 File "D:\ChimeraX 1.8\bin\Lib\site-
    13491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13492 return self.drawingParentVolume().data.origin 
    13493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13494 AttributeError: 'NoneType' object has no attribute 'data' 
    13495  
    13496 AttributeError: 'NoneType' object has no attribute 'data' 
    13497  
    13498 File "D:\ChimeraX 1.8\bin\Lib\site-
    13499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13500 return self.drawingParentVolume().data.origin 
    13501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13502  
    13503 See log for complete Python traceback. 
    13504  
    13505 Traceback (most recent call last): 
    13506 File "D:\ChimeraX 1.8\bin\Lib\site-
    13507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13508 mouseMoveEvent 
    13509 self.moveSegmentationPuck(x, y, record_seg=False) 
    13510 File "D:\ChimeraX 1.8\bin\Lib\site-
    13511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13512 moveSegmentationPuck 
    13513 drawing_origin = self.drawingOrigin() 
    13514 ^^^^^^^^^^^^^^^^^^^^ 
    13515 File "D:\ChimeraX 1.8\bin\Lib\site-
    13516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13517 return self.drawingParentVolume().data.origin 
    13518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13519 AttributeError: 'NoneType' object has no attribute 'data' 
    13520  
    13521 AttributeError: 'NoneType' object has no attribute 'data' 
    13522  
    13523 File "D:\ChimeraX 1.8\bin\Lib\site-
    13524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13525 return self.drawingParentVolume().data.origin 
    13526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13527  
    13528 See log for complete Python traceback. 
    13529  
    13530 Traceback (most recent call last): 
    13531 File "D:\ChimeraX 1.8\bin\Lib\site-
    13532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13533 mouseMoveEvent 
    13534 self.moveSegmentationPuck(x, y, record_seg=False) 
    13535 File "D:\ChimeraX 1.8\bin\Lib\site-
    13536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13537 moveSegmentationPuck 
    13538 drawing_origin = self.drawingOrigin() 
    13539 ^^^^^^^^^^^^^^^^^^^^ 
    13540 File "D:\ChimeraX 1.8\bin\Lib\site-
    13541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13542 return self.drawingParentVolume().data.origin 
    13543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13544 AttributeError: 'NoneType' object has no attribute 'data' 
    13545  
    13546 AttributeError: 'NoneType' object has no attribute 'data' 
    13547  
    13548 File "D:\ChimeraX 1.8\bin\Lib\site-
    13549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13550 return self.drawingParentVolume().data.origin 
    13551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13552  
    13553 See log for complete Python traceback. 
    13554  
    13555 Traceback (most recent call last): 
    13556 File "D:\ChimeraX 1.8\bin\Lib\site-
    13557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13558 mouseMoveEvent 
    13559 self.moveSegmentationPuck(x, y, record_seg=False) 
    13560 File "D:\ChimeraX 1.8\bin\Lib\site-
    13561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13562 moveSegmentationPuck 
    13563 drawing_origin = self.drawingOrigin() 
    13564 ^^^^^^^^^^^^^^^^^^^^ 
    13565 File "D:\ChimeraX 1.8\bin\Lib\site-
    13566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13567 return self.drawingParentVolume().data.origin 
    13568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13569 AttributeError: 'NoneType' object has no attribute 'data' 
    13570  
    13571 AttributeError: 'NoneType' object has no attribute 'data' 
    13572  
    13573 File "D:\ChimeraX 1.8\bin\Lib\site-
    13574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13575 return self.drawingParentVolume().data.origin 
    13576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13577  
    13578 See log for complete Python traceback. 
    13579  
    13580 Traceback (most recent call last): 
    13581 File "D:\ChimeraX 1.8\bin\Lib\site-
    13582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13583 mouseMoveEvent 
    13584 self.moveSegmentationPuck(x, y, record_seg=False) 
    13585 File "D:\ChimeraX 1.8\bin\Lib\site-
    13586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13587 moveSegmentationPuck 
    13588 drawing_origin = self.drawingOrigin() 
    13589 ^^^^^^^^^^^^^^^^^^^^ 
    13590 File "D:\ChimeraX 1.8\bin\Lib\site-
    13591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13592 return self.drawingParentVolume().data.origin 
    13593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13594 AttributeError: 'NoneType' object has no attribute 'data' 
    13595  
    13596 AttributeError: 'NoneType' object has no attribute 'data' 
    13597  
    13598 File "D:\ChimeraX 1.8\bin\Lib\site-
    13599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13600 return self.drawingParentVolume().data.origin 
    13601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13602  
    13603 See log for complete Python traceback. 
    13604  
    13605 Traceback (most recent call last): 
    13606 File "D:\ChimeraX 1.8\bin\Lib\site-
    13607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13608 mouseMoveEvent 
    13609 self.moveSegmentationPuck(x, y, record_seg=False) 
    13610 File "D:\ChimeraX 1.8\bin\Lib\site-
    13611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13612 moveSegmentationPuck 
    13613 drawing_origin = self.drawingOrigin() 
    13614 ^^^^^^^^^^^^^^^^^^^^ 
    13615 File "D:\ChimeraX 1.8\bin\Lib\site-
    13616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13617 return self.drawingParentVolume().data.origin 
    13618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13619 AttributeError: 'NoneType' object has no attribute 'data' 
    13620  
    13621 AttributeError: 'NoneType' object has no attribute 'data' 
    13622  
    13623 File "D:\ChimeraX 1.8\bin\Lib\site-
    13624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13625 return self.drawingParentVolume().data.origin 
    13626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13627  
    13628 See log for complete Python traceback. 
    13629  
    13630 Traceback (most recent call last): 
    13631 File "D:\ChimeraX 1.8\bin\Lib\site-
    13632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13633 mouseMoveEvent 
    13634 self.moveSegmentationPuck(x, y, record_seg=False) 
    13635 File "D:\ChimeraX 1.8\bin\Lib\site-
    13636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13637 moveSegmentationPuck 
    13638 drawing_origin = self.drawingOrigin() 
    13639 ^^^^^^^^^^^^^^^^^^^^ 
    13640 File "D:\ChimeraX 1.8\bin\Lib\site-
    13641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13642 return self.drawingParentVolume().data.origin 
    13643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13644 AttributeError: 'NoneType' object has no attribute 'data' 
    13645  
    13646 AttributeError: 'NoneType' object has no attribute 'data' 
    13647  
    13648 File "D:\ChimeraX 1.8\bin\Lib\site-
    13649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13650 return self.drawingParentVolume().data.origin 
    13651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13652  
    13653 See log for complete Python traceback. 
    13654  
    13655 Traceback (most recent call last): 
    13656 File "D:\ChimeraX 1.8\bin\Lib\site-
    13657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13658 mouseMoveEvent 
    13659 self.moveSegmentationPuck(x, y, record_seg=False) 
    13660 File "D:\ChimeraX 1.8\bin\Lib\site-
    13661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13662 moveSegmentationPuck 
    13663 drawing_origin = self.drawingOrigin() 
    13664 ^^^^^^^^^^^^^^^^^^^^ 
    13665 File "D:\ChimeraX 1.8\bin\Lib\site-
    13666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13667 return self.drawingParentVolume().data.origin 
    13668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13669 AttributeError: 'NoneType' object has no attribute 'data' 
    13670  
    13671 AttributeError: 'NoneType' object has no attribute 'data' 
    13672  
    13673 File "D:\ChimeraX 1.8\bin\Lib\site-
    13674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13675 return self.drawingParentVolume().data.origin 
    13676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13677  
    13678 See log for complete Python traceback. 
    13679  
    13680 Traceback (most recent call last): 
    13681 File "D:\ChimeraX 1.8\bin\Lib\site-
    13682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13683 mouseMoveEvent 
    13684 self.moveSegmentationPuck(x, y, record_seg=False) 
    13685 File "D:\ChimeraX 1.8\bin\Lib\site-
    13686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13687 moveSegmentationPuck 
    13688 drawing_origin = self.drawingOrigin() 
    13689 ^^^^^^^^^^^^^^^^^^^^ 
    13690 File "D:\ChimeraX 1.8\bin\Lib\site-
    13691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13692 return self.drawingParentVolume().data.origin 
    13693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13694 AttributeError: 'NoneType' object has no attribute 'data' 
    13695  
    13696 AttributeError: 'NoneType' object has no attribute 'data' 
    13697  
    13698 File "D:\ChimeraX 1.8\bin\Lib\site-
    13699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13700 return self.drawingParentVolume().data.origin 
    13701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13702  
    13703 See log for complete Python traceback. 
    13704  
    13705 Traceback (most recent call last): 
    13706 File "D:\ChimeraX 1.8\bin\Lib\site-
    13707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13708 mouseMoveEvent 
    13709 self.moveSegmentationPuck(x, y, record_seg=False) 
    13710 File "D:\ChimeraX 1.8\bin\Lib\site-
    13711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13712 moveSegmentationPuck 
    13713 drawing_origin = self.drawingOrigin() 
    13714 ^^^^^^^^^^^^^^^^^^^^ 
    13715 File "D:\ChimeraX 1.8\bin\Lib\site-
    13716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13717 return self.drawingParentVolume().data.origin 
    13718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13719 AttributeError: 'NoneType' object has no attribute 'data' 
    13720  
    13721 AttributeError: 'NoneType' object has no attribute 'data' 
    13722  
    13723 File "D:\ChimeraX 1.8\bin\Lib\site-
    13724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13725 return self.drawingParentVolume().data.origin 
    13726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13727  
    13728 See log for complete Python traceback. 
    13729  
    13730 Traceback (most recent call last): 
    13731 File "D:\ChimeraX 1.8\bin\Lib\site-
    13732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13733 mouseMoveEvent 
    13734 self.moveSegmentationPuck(x, y, record_seg=False) 
    13735 File "D:\ChimeraX 1.8\bin\Lib\site-
    13736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13737 moveSegmentationPuck 
    13738 drawing_origin = self.drawingOrigin() 
    13739 ^^^^^^^^^^^^^^^^^^^^ 
    13740 File "D:\ChimeraX 1.8\bin\Lib\site-
    13741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13742 return self.drawingParentVolume().data.origin 
    13743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13744 AttributeError: 'NoneType' object has no attribute 'data' 
    13745  
    13746 AttributeError: 'NoneType' object has no attribute 'data' 
    13747  
    13748 File "D:\ChimeraX 1.8\bin\Lib\site-
    13749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13750 return self.drawingParentVolume().data.origin 
    13751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13752  
    13753 See log for complete Python traceback. 
    13754  
    13755 Traceback (most recent call last): 
    13756 File "D:\ChimeraX 1.8\bin\Lib\site-
    13757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13758 mouseMoveEvent 
    13759 self.moveSegmentationPuck(x, y, record_seg=False) 
    13760 File "D:\ChimeraX 1.8\bin\Lib\site-
    13761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13762 moveSegmentationPuck 
    13763 drawing_origin = self.drawingOrigin() 
    13764 ^^^^^^^^^^^^^^^^^^^^ 
    13765 File "D:\ChimeraX 1.8\bin\Lib\site-
    13766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13767 return self.drawingParentVolume().data.origin 
    13768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13769 AttributeError: 'NoneType' object has no attribute 'data' 
    13770  
    13771 AttributeError: 'NoneType' object has no attribute 'data' 
    13772  
    13773 File "D:\ChimeraX 1.8\bin\Lib\site-
    13774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13775 return self.drawingParentVolume().data.origin 
    13776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13777  
    13778 See log for complete Python traceback. 
    13779  
    13780 Traceback (most recent call last): 
    13781 File "D:\ChimeraX 1.8\bin\Lib\site-
    13782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13783 mouseMoveEvent 
    13784 self.moveSegmentationPuck(x, y, record_seg=False) 
    13785 File "D:\ChimeraX 1.8\bin\Lib\site-
    13786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13787 moveSegmentationPuck 
    13788 drawing_origin = self.drawingOrigin() 
    13789 ^^^^^^^^^^^^^^^^^^^^ 
    13790 File "D:\ChimeraX 1.8\bin\Lib\site-
    13791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13792 return self.drawingParentVolume().data.origin 
    13793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13794 AttributeError: 'NoneType' object has no attribute 'data' 
    13795  
    13796 AttributeError: 'NoneType' object has no attribute 'data' 
    13797  
    13798 File "D:\ChimeraX 1.8\bin\Lib\site-
    13799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13800 return self.drawingParentVolume().data.origin 
    13801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13802  
    13803 See log for complete Python traceback. 
    13804  
    13805 Traceback (most recent call last): 
    13806 File "D:\ChimeraX 1.8\bin\Lib\site-
    13807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13808 mouseMoveEvent 
    13809 self.moveSegmentationPuck(x, y, record_seg=False) 
    13810 File "D:\ChimeraX 1.8\bin\Lib\site-
    13811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13812 moveSegmentationPuck 
    13813 drawing_origin = self.drawingOrigin() 
    13814 ^^^^^^^^^^^^^^^^^^^^ 
    13815 File "D:\ChimeraX 1.8\bin\Lib\site-
    13816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13817 return self.drawingParentVolume().data.origin 
    13818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13819 AttributeError: 'NoneType' object has no attribute 'data' 
    13820  
    13821 AttributeError: 'NoneType' object has no attribute 'data' 
    13822  
    13823 File "D:\ChimeraX 1.8\bin\Lib\site-
    13824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13825 return self.drawingParentVolume().data.origin 
    13826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13827  
    13828 See log for complete Python traceback. 
    13829  
    13830 Traceback (most recent call last): 
    13831 File "D:\ChimeraX 1.8\bin\Lib\site-
    13832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13833 mouseMoveEvent 
    13834 self.moveSegmentationPuck(x, y, record_seg=False) 
    13835 File "D:\ChimeraX 1.8\bin\Lib\site-
    13836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13837 moveSegmentationPuck 
    13838 drawing_origin = self.drawingOrigin() 
    13839 ^^^^^^^^^^^^^^^^^^^^ 
    13840 File "D:\ChimeraX 1.8\bin\Lib\site-
    13841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13842 return self.drawingParentVolume().data.origin 
    13843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13844 AttributeError: 'NoneType' object has no attribute 'data' 
    13845  
    13846 AttributeError: 'NoneType' object has no attribute 'data' 
    13847  
    13848 File "D:\ChimeraX 1.8\bin\Lib\site-
    13849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13850 return self.drawingParentVolume().data.origin 
    13851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13852  
    13853 See log for complete Python traceback. 
    13854  
    13855 Traceback (most recent call last): 
    13856 File "D:\ChimeraX 1.8\bin\Lib\site-
    13857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13858 mouseMoveEvent 
    13859 self.moveSegmentationPuck(x, y, record_seg=False) 
    13860 File "D:\ChimeraX 1.8\bin\Lib\site-
    13861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13862 moveSegmentationPuck 
    13863 drawing_origin = self.drawingOrigin() 
    13864 ^^^^^^^^^^^^^^^^^^^^ 
    13865 File "D:\ChimeraX 1.8\bin\Lib\site-
    13866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13867 return self.drawingParentVolume().data.origin 
    13868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13869 AttributeError: 'NoneType' object has no attribute 'data' 
    13870  
    13871 AttributeError: 'NoneType' object has no attribute 'data' 
    13872  
    13873 File "D:\ChimeraX 1.8\bin\Lib\site-
    13874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13875 return self.drawingParentVolume().data.origin 
    13876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13877  
    13878 See log for complete Python traceback. 
    13879  
    13880 Traceback (most recent call last): 
    13881 File "D:\ChimeraX 1.8\bin\Lib\site-
    13882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13883 mouseMoveEvent 
    13884 self.moveSegmentationPuck(x, y, record_seg=False) 
    13885 File "D:\ChimeraX 1.8\bin\Lib\site-
    13886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13887 moveSegmentationPuck 
    13888 drawing_origin = self.drawingOrigin() 
    13889 ^^^^^^^^^^^^^^^^^^^^ 
    13890 File "D:\ChimeraX 1.8\bin\Lib\site-
    13891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13892 return self.drawingParentVolume().data.origin 
    13893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13894 AttributeError: 'NoneType' object has no attribute 'data' 
    13895  
    13896 AttributeError: 'NoneType' object has no attribute 'data' 
    13897  
    13898 File "D:\ChimeraX 1.8\bin\Lib\site-
    13899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13900 return self.drawingParentVolume().data.origin 
    13901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13902  
    13903 See log for complete Python traceback. 
    13904  
    13905 Traceback (most recent call last): 
    13906 File "D:\ChimeraX 1.8\bin\Lib\site-
    13907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13908 mouseMoveEvent 
    13909 self.moveSegmentationPuck(x, y, record_seg=False) 
    13910 File "D:\ChimeraX 1.8\bin\Lib\site-
    13911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13912 moveSegmentationPuck 
    13913 drawing_origin = self.drawingOrigin() 
    13914 ^^^^^^^^^^^^^^^^^^^^ 
    13915 File "D:\ChimeraX 1.8\bin\Lib\site-
    13916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13917 return self.drawingParentVolume().data.origin 
    13918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13919 AttributeError: 'NoneType' object has no attribute 'data' 
    13920  
    13921 AttributeError: 'NoneType' object has no attribute 'data' 
    13922  
    13923 File "D:\ChimeraX 1.8\bin\Lib\site-
    13924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13925 return self.drawingParentVolume().data.origin 
    13926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13927  
    13928 See log for complete Python traceback. 
    13929  
    13930 Traceback (most recent call last): 
    13931 File "D:\ChimeraX 1.8\bin\Lib\site-
    13932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13933 mouseMoveEvent 
    13934 self.moveSegmentationPuck(x, y, record_seg=False) 
    13935 File "D:\ChimeraX 1.8\bin\Lib\site-
    13936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13937 moveSegmentationPuck 
    13938 drawing_origin = self.drawingOrigin() 
    13939 ^^^^^^^^^^^^^^^^^^^^ 
    13940 File "D:\ChimeraX 1.8\bin\Lib\site-
    13941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13942 return self.drawingParentVolume().data.origin 
    13943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13944 AttributeError: 'NoneType' object has no attribute 'data' 
    13945  
    13946 AttributeError: 'NoneType' object has no attribute 'data' 
    13947  
    13948 File "D:\ChimeraX 1.8\bin\Lib\site-
    13949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13950 return self.drawingParentVolume().data.origin 
    13951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13952  
    13953 See log for complete Python traceback. 
    13954  
    13955 Traceback (most recent call last): 
    13956 File "D:\ChimeraX 1.8\bin\Lib\site-
    13957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13958 mouseMoveEvent 
    13959 self.moveSegmentationPuck(x, y, record_seg=False) 
    13960 File "D:\ChimeraX 1.8\bin\Lib\site-
    13961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13962 moveSegmentationPuck 
    13963 drawing_origin = self.drawingOrigin() 
    13964 ^^^^^^^^^^^^^^^^^^^^ 
    13965 File "D:\ChimeraX 1.8\bin\Lib\site-
    13966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13967 return self.drawingParentVolume().data.origin 
    13968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13969 AttributeError: 'NoneType' object has no attribute 'data' 
    13970  
    13971 AttributeError: 'NoneType' object has no attribute 'data' 
    13972  
    13973 File "D:\ChimeraX 1.8\bin\Lib\site-
    13974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13975 return self.drawingParentVolume().data.origin 
    13976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13977  
    13978 See log for complete Python traceback. 
    13979  
    13980 Traceback (most recent call last): 
    13981 File "D:\ChimeraX 1.8\bin\Lib\site-
    13982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    13983 mouseMoveEvent 
    13984 self.moveSegmentationPuck(x, y, record_seg=False) 
    13985 File "D:\ChimeraX 1.8\bin\Lib\site-
    13986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    13987 moveSegmentationPuck 
    13988 drawing_origin = self.drawingOrigin() 
    13989 ^^^^^^^^^^^^^^^^^^^^ 
    13990 File "D:\ChimeraX 1.8\bin\Lib\site-
    13991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    13992 return self.drawingParentVolume().data.origin 
    13993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    13994 AttributeError: 'NoneType' object has no attribute 'data' 
    13995  
    13996 AttributeError: 'NoneType' object has no attribute 'data' 
    13997  
    13998 File "D:\ChimeraX 1.8\bin\Lib\site-
    13999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14000 return self.drawingParentVolume().data.origin 
    14001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14002  
    14003 See log for complete Python traceback. 
    14004  
    14005 Traceback (most recent call last): 
    14006 File "D:\ChimeraX 1.8\bin\Lib\site-
    14007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14008 mouseMoveEvent 
    14009 self.moveSegmentationPuck(x, y, record_seg=False) 
    14010 File "D:\ChimeraX 1.8\bin\Lib\site-
    14011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14012 moveSegmentationPuck 
    14013 drawing_origin = self.drawingOrigin() 
    14014 ^^^^^^^^^^^^^^^^^^^^ 
    14015 File "D:\ChimeraX 1.8\bin\Lib\site-
    14016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14017 return self.drawingParentVolume().data.origin 
    14018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14019 AttributeError: 'NoneType' object has no attribute 'data' 
    14020  
    14021 AttributeError: 'NoneType' object has no attribute 'data' 
    14022  
    14023 File "D:\ChimeraX 1.8\bin\Lib\site-
    14024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14025 return self.drawingParentVolume().data.origin 
    14026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14027  
    14028 See log for complete Python traceback. 
    14029  
    14030 Traceback (most recent call last): 
    14031 File "D:\ChimeraX 1.8\bin\Lib\site-
    14032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14033 mouseMoveEvent 
    14034 self.moveSegmentationPuck(x, y, record_seg=False) 
    14035 File "D:\ChimeraX 1.8\bin\Lib\site-
    14036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14037 moveSegmentationPuck 
    14038 drawing_origin = self.drawingOrigin() 
    14039 ^^^^^^^^^^^^^^^^^^^^ 
    14040 File "D:\ChimeraX 1.8\bin\Lib\site-
    14041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14042 return self.drawingParentVolume().data.origin 
    14043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14044 AttributeError: 'NoneType' object has no attribute 'data' 
    14045  
    14046 AttributeError: 'NoneType' object has no attribute 'data' 
    14047  
    14048 File "D:\ChimeraX 1.8\bin\Lib\site-
    14049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14050 return self.drawingParentVolume().data.origin 
    14051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14052  
    14053 See log for complete Python traceback. 
    14054  
    14055 Traceback (most recent call last): 
    14056 File "D:\ChimeraX 1.8\bin\Lib\site-
    14057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14058 mouseMoveEvent 
    14059 self.moveSegmentationPuck(x, y, record_seg=False) 
    14060 File "D:\ChimeraX 1.8\bin\Lib\site-
    14061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14062 moveSegmentationPuck 
    14063 drawing_origin = self.drawingOrigin() 
    14064 ^^^^^^^^^^^^^^^^^^^^ 
    14065 File "D:\ChimeraX 1.8\bin\Lib\site-
    14066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14067 return self.drawingParentVolume().data.origin 
    14068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14069 AttributeError: 'NoneType' object has no attribute 'data' 
    14070  
    14071 AttributeError: 'NoneType' object has no attribute 'data' 
    14072  
    14073 File "D:\ChimeraX 1.8\bin\Lib\site-
    14074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14075 return self.drawingParentVolume().data.origin 
    14076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14077  
    14078 See log for complete Python traceback. 
    14079  
    14080 Traceback (most recent call last): 
    14081 File "D:\ChimeraX 1.8\bin\Lib\site-
    14082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14083 mouseMoveEvent 
    14084 self.moveSegmentationPuck(x, y, record_seg=False) 
    14085 File "D:\ChimeraX 1.8\bin\Lib\site-
    14086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14087 moveSegmentationPuck 
    14088 drawing_origin = self.drawingOrigin() 
    14089 ^^^^^^^^^^^^^^^^^^^^ 
    14090 File "D:\ChimeraX 1.8\bin\Lib\site-
    14091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14092 return self.drawingParentVolume().data.origin 
    14093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14094 AttributeError: 'NoneType' object has no attribute 'data' 
    14095  
    14096 AttributeError: 'NoneType' object has no attribute 'data' 
    14097  
    14098 File "D:\ChimeraX 1.8\bin\Lib\site-
    14099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14100 return self.drawingParentVolume().data.origin 
    14101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14102  
    14103 See log for complete Python traceback. 
    14104  
    14105 Traceback (most recent call last): 
    14106 File "D:\ChimeraX 1.8\bin\Lib\site-
    14107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14108 mouseMoveEvent 
    14109 self.moveSegmentationPuck(x, y, record_seg=False) 
    14110 File "D:\ChimeraX 1.8\bin\Lib\site-
    14111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14112 moveSegmentationPuck 
    14113 drawing_origin = self.drawingOrigin() 
    14114 ^^^^^^^^^^^^^^^^^^^^ 
    14115 File "D:\ChimeraX 1.8\bin\Lib\site-
    14116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14117 return self.drawingParentVolume().data.origin 
    14118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14119 AttributeError: 'NoneType' object has no attribute 'data' 
    14120  
    14121 AttributeError: 'NoneType' object has no attribute 'data' 
    14122  
    14123 File "D:\ChimeraX 1.8\bin\Lib\site-
    14124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14125 return self.drawingParentVolume().data.origin 
    14126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14127  
    14128 See log for complete Python traceback. 
    14129  
    14130 Traceback (most recent call last): 
    14131 File "D:\ChimeraX 1.8\bin\Lib\site-
    14132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14133 mouseMoveEvent 
    14134 self.moveSegmentationPuck(x, y, record_seg=False) 
    14135 File "D:\ChimeraX 1.8\bin\Lib\site-
    14136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14137 moveSegmentationPuck 
    14138 drawing_origin = self.drawingOrigin() 
    14139 ^^^^^^^^^^^^^^^^^^^^ 
    14140 File "D:\ChimeraX 1.8\bin\Lib\site-
    14141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14142 return self.drawingParentVolume().data.origin 
    14143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14144 AttributeError: 'NoneType' object has no attribute 'data' 
    14145  
    14146 AttributeError: 'NoneType' object has no attribute 'data' 
    14147  
    14148 File "D:\ChimeraX 1.8\bin\Lib\site-
    14149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14150 return self.drawingParentVolume().data.origin 
    14151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14152  
    14153 See log for complete Python traceback. 
    14154  
    14155 Traceback (most recent call last): 
    14156 File "D:\ChimeraX 1.8\bin\Lib\site-
    14157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14158 mouseMoveEvent 
    14159 self.moveSegmentationPuck(x, y, record_seg=False) 
    14160 File "D:\ChimeraX 1.8\bin\Lib\site-
    14161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14162 moveSegmentationPuck 
    14163 drawing_origin = self.drawingOrigin() 
    14164 ^^^^^^^^^^^^^^^^^^^^ 
    14165 File "D:\ChimeraX 1.8\bin\Lib\site-
    14166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14167 return self.drawingParentVolume().data.origin 
    14168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14169 AttributeError: 'NoneType' object has no attribute 'data' 
    14170  
    14171 AttributeError: 'NoneType' object has no attribute 'data' 
    14172  
    14173 File "D:\ChimeraX 1.8\bin\Lib\site-
    14174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14175 return self.drawingParentVolume().data.origin 
    14176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14177  
    14178 See log for complete Python traceback. 
    14179  
    14180 Traceback (most recent call last): 
    14181 File "D:\ChimeraX 1.8\bin\Lib\site-
    14182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14183 mouseMoveEvent 
    14184 self.moveSegmentationPuck(x, y, record_seg=False) 
    14185 File "D:\ChimeraX 1.8\bin\Lib\site-
    14186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14187 moveSegmentationPuck 
    14188 drawing_origin = self.drawingOrigin() 
    14189 ^^^^^^^^^^^^^^^^^^^^ 
    14190 File "D:\ChimeraX 1.8\bin\Lib\site-
    14191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14192 return self.drawingParentVolume().data.origin 
    14193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14194 AttributeError: 'NoneType' object has no attribute 'data' 
    14195  
    14196 AttributeError: 'NoneType' object has no attribute 'data' 
    14197  
    14198 File "D:\ChimeraX 1.8\bin\Lib\site-
    14199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14200 return self.drawingParentVolume().data.origin 
    14201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14202  
    14203 See log for complete Python traceback. 
    14204  
    14205 Traceback (most recent call last): 
    14206 File "D:\ChimeraX 1.8\bin\Lib\site-
    14207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14208 mouseMoveEvent 
    14209 self.moveSegmentationPuck(x, y, record_seg=False) 
    14210 File "D:\ChimeraX 1.8\bin\Lib\site-
    14211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14212 moveSegmentationPuck 
    14213 drawing_origin = self.drawingOrigin() 
    14214 ^^^^^^^^^^^^^^^^^^^^ 
    14215 File "D:\ChimeraX 1.8\bin\Lib\site-
    14216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14217 return self.drawingParentVolume().data.origin 
    14218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14219 AttributeError: 'NoneType' object has no attribute 'data' 
    14220  
    14221 AttributeError: 'NoneType' object has no attribute 'data' 
    14222  
    14223 File "D:\ChimeraX 1.8\bin\Lib\site-
    14224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14225 return self.drawingParentVolume().data.origin 
    14226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14227  
    14228 See log for complete Python traceback. 
    14229  
    14230 Traceback (most recent call last): 
    14231 File "D:\ChimeraX 1.8\bin\Lib\site-
    14232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14233 mouseMoveEvent 
    14234 self.moveSegmentationPuck(x, y, record_seg=False) 
    14235 File "D:\ChimeraX 1.8\bin\Lib\site-
    14236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14237 moveSegmentationPuck 
    14238 drawing_origin = self.drawingOrigin() 
    14239 ^^^^^^^^^^^^^^^^^^^^ 
    14240 File "D:\ChimeraX 1.8\bin\Lib\site-
    14241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14242 return self.drawingParentVolume().data.origin 
    14243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14244 AttributeError: 'NoneType' object has no attribute 'data' 
    14245  
    14246 AttributeError: 'NoneType' object has no attribute 'data' 
    14247  
    14248 File "D:\ChimeraX 1.8\bin\Lib\site-
    14249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14250 return self.drawingParentVolume().data.origin 
    14251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14252  
    14253 See log for complete Python traceback. 
    14254  
    14255 Traceback (most recent call last): 
    14256 File "D:\ChimeraX 1.8\bin\Lib\site-
    14257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14258 mouseMoveEvent 
    14259 self.moveSegmentationPuck(x, y, record_seg=False) 
    14260 File "D:\ChimeraX 1.8\bin\Lib\site-
    14261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14262 moveSegmentationPuck 
    14263 drawing_origin = self.drawingOrigin() 
    14264 ^^^^^^^^^^^^^^^^^^^^ 
    14265 File "D:\ChimeraX 1.8\bin\Lib\site-
    14266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14267 return self.drawingParentVolume().data.origin 
    14268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14269 AttributeError: 'NoneType' object has no attribute 'data' 
    14270  
    14271 AttributeError: 'NoneType' object has no attribute 'data' 
    14272  
    14273 File "D:\ChimeraX 1.8\bin\Lib\site-
    14274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14275 return self.drawingParentVolume().data.origin 
    14276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14277  
    14278 See log for complete Python traceback. 
    14279  
    14280 Traceback (most recent call last): 
    14281 File "D:\ChimeraX 1.8\bin\Lib\site-
    14282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14283 mouseMoveEvent 
    14284 self.moveSegmentationPuck(x, y, record_seg=False) 
    14285 File "D:\ChimeraX 1.8\bin\Lib\site-
    14286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14287 moveSegmentationPuck 
    14288 drawing_origin = self.drawingOrigin() 
    14289 ^^^^^^^^^^^^^^^^^^^^ 
    14290 File "D:\ChimeraX 1.8\bin\Lib\site-
    14291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14292 return self.drawingParentVolume().data.origin 
    14293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14294 AttributeError: 'NoneType' object has no attribute 'data' 
    14295  
    14296 AttributeError: 'NoneType' object has no attribute 'data' 
    14297  
    14298 File "D:\ChimeraX 1.8\bin\Lib\site-
    14299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14300 return self.drawingParentVolume().data.origin 
    14301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14302  
    14303 See log for complete Python traceback. 
    14304  
    14305 Traceback (most recent call last): 
    14306 File "D:\ChimeraX 1.8\bin\Lib\site-
    14307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14308 mouseMoveEvent 
    14309 self.moveSegmentationPuck(x, y, record_seg=False) 
    14310 File "D:\ChimeraX 1.8\bin\Lib\site-
    14311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14312 moveSegmentationPuck 
    14313 drawing_origin = self.drawingOrigin() 
    14314 ^^^^^^^^^^^^^^^^^^^^ 
    14315 File "D:\ChimeraX 1.8\bin\Lib\site-
    14316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14317 return self.drawingParentVolume().data.origin 
    14318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14319 AttributeError: 'NoneType' object has no attribute 'data' 
    14320  
    14321 AttributeError: 'NoneType' object has no attribute 'data' 
    14322  
    14323 File "D:\ChimeraX 1.8\bin\Lib\site-
    14324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14325 return self.drawingParentVolume().data.origin 
    14326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14327  
    14328 See log for complete Python traceback. 
    14329  
    14330 Traceback (most recent call last): 
    14331 File "D:\ChimeraX 1.8\bin\Lib\site-
    14332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14333 mouseMoveEvent 
    14334 self.moveSegmentationPuck(x, y, record_seg=False) 
    14335 File "D:\ChimeraX 1.8\bin\Lib\site-
    14336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14337 moveSegmentationPuck 
    14338 drawing_origin = self.drawingOrigin() 
    14339 ^^^^^^^^^^^^^^^^^^^^ 
    14340 File "D:\ChimeraX 1.8\bin\Lib\site-
    14341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14342 return self.drawingParentVolume().data.origin 
    14343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14344 AttributeError: 'NoneType' object has no attribute 'data' 
    14345  
    14346 AttributeError: 'NoneType' object has no attribute 'data' 
    14347  
    14348 File "D:\ChimeraX 1.8\bin\Lib\site-
    14349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14350 return self.drawingParentVolume().data.origin 
    14351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14352  
    14353 See log for complete Python traceback. 
    14354  
    14355 Traceback (most recent call last): 
    14356 File "D:\ChimeraX 1.8\bin\Lib\site-
    14357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14358 mouseMoveEvent 
    14359 self.moveSegmentationPuck(x, y, record_seg=False) 
    14360 File "D:\ChimeraX 1.8\bin\Lib\site-
    14361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14362 moveSegmentationPuck 
    14363 drawing_origin = self.drawingOrigin() 
    14364 ^^^^^^^^^^^^^^^^^^^^ 
    14365 File "D:\ChimeraX 1.8\bin\Lib\site-
    14366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14367 return self.drawingParentVolume().data.origin 
    14368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14369 AttributeError: 'NoneType' object has no attribute 'data' 
    14370  
    14371 AttributeError: 'NoneType' object has no attribute 'data' 
    14372  
    14373 File "D:\ChimeraX 1.8\bin\Lib\site-
    14374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14375 return self.drawingParentVolume().data.origin 
    14376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14377  
    14378 See log for complete Python traceback. 
    14379  
    14380 Traceback (most recent call last): 
    14381 File "D:\ChimeraX 1.8\bin\Lib\site-
    14382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14383 mouseMoveEvent 
    14384 self.moveSegmentationPuck(x, y, record_seg=False) 
    14385 File "D:\ChimeraX 1.8\bin\Lib\site-
    14386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14387 moveSegmentationPuck 
    14388 drawing_origin = self.drawingOrigin() 
    14389 ^^^^^^^^^^^^^^^^^^^^ 
    14390 File "D:\ChimeraX 1.8\bin\Lib\site-
    14391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14392 return self.drawingParentVolume().data.origin 
    14393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14394 AttributeError: 'NoneType' object has no attribute 'data' 
    14395  
    14396 AttributeError: 'NoneType' object has no attribute 'data' 
    14397  
    14398 File "D:\ChimeraX 1.8\bin\Lib\site-
    14399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14400 return self.drawingParentVolume().data.origin 
    14401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14402  
    14403 See log for complete Python traceback. 
    14404  
    14405 Traceback (most recent call last): 
    14406 File "D:\ChimeraX 1.8\bin\Lib\site-
    14407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14408 mouseMoveEvent 
    14409 self.moveSegmentationPuck(x, y, record_seg=False) 
    14410 File "D:\ChimeraX 1.8\bin\Lib\site-
    14411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14412 moveSegmentationPuck 
    14413 drawing_origin = self.drawingOrigin() 
    14414 ^^^^^^^^^^^^^^^^^^^^ 
    14415 File "D:\ChimeraX 1.8\bin\Lib\site-
    14416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14417 return self.drawingParentVolume().data.origin 
    14418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14419 AttributeError: 'NoneType' object has no attribute 'data' 
    14420  
    14421 AttributeError: 'NoneType' object has no attribute 'data' 
    14422  
    14423 File "D:\ChimeraX 1.8\bin\Lib\site-
    14424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14425 return self.drawingParentVolume().data.origin 
    14426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14427  
    14428 See log for complete Python traceback. 
    14429  
    14430 Traceback (most recent call last): 
    14431 File "D:\ChimeraX 1.8\bin\Lib\site-
    14432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14433 mouseMoveEvent 
    14434 self.moveSegmentationPuck(x, y, record_seg=False) 
    14435 File "D:\ChimeraX 1.8\bin\Lib\site-
    14436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14437 moveSegmentationPuck 
    14438 drawing_origin = self.drawingOrigin() 
    14439 ^^^^^^^^^^^^^^^^^^^^ 
    14440 File "D:\ChimeraX 1.8\bin\Lib\site-
    14441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14442 return self.drawingParentVolume().data.origin 
    14443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14444 AttributeError: 'NoneType' object has no attribute 'data' 
    14445  
    14446 AttributeError: 'NoneType' object has no attribute 'data' 
    14447  
    14448 File "D:\ChimeraX 1.8\bin\Lib\site-
    14449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14450 return self.drawingParentVolume().data.origin 
    14451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14452  
    14453 See log for complete Python traceback. 
    14454  
    14455 Traceback (most recent call last): 
    14456 File "D:\ChimeraX 1.8\bin\Lib\site-
    14457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14458 mouseMoveEvent 
    14459 self.moveSegmentationPuck(x, y, record_seg=False) 
    14460 File "D:\ChimeraX 1.8\bin\Lib\site-
    14461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14462 moveSegmentationPuck 
    14463 drawing_origin = self.drawingOrigin() 
    14464 ^^^^^^^^^^^^^^^^^^^^ 
    14465 File "D:\ChimeraX 1.8\bin\Lib\site-
    14466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14467 return self.drawingParentVolume().data.origin 
    14468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14469 AttributeError: 'NoneType' object has no attribute 'data' 
    14470  
    14471 AttributeError: 'NoneType' object has no attribute 'data' 
    14472  
    14473 File "D:\ChimeraX 1.8\bin\Lib\site-
    14474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14475 return self.drawingParentVolume().data.origin 
    14476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14477  
    14478 See log for complete Python traceback. 
    14479  
    14480 Traceback (most recent call last): 
    14481 File "D:\ChimeraX 1.8\bin\Lib\site-
    14482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14483 mouseMoveEvent 
    14484 self.moveSegmentationPuck(x, y, record_seg=False) 
    14485 File "D:\ChimeraX 1.8\bin\Lib\site-
    14486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14487 moveSegmentationPuck 
    14488 drawing_origin = self.drawingOrigin() 
    14489 ^^^^^^^^^^^^^^^^^^^^ 
    14490 File "D:\ChimeraX 1.8\bin\Lib\site-
    14491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14492 return self.drawingParentVolume().data.origin 
    14493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14494 AttributeError: 'NoneType' object has no attribute 'data' 
    14495  
    14496 AttributeError: 'NoneType' object has no attribute 'data' 
    14497  
    14498 File "D:\ChimeraX 1.8\bin\Lib\site-
    14499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14500 return self.drawingParentVolume().data.origin 
    14501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14502  
    14503 See log for complete Python traceback. 
    14504  
    14505 Traceback (most recent call last): 
    14506 File "D:\ChimeraX 1.8\bin\Lib\site-
    14507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14508 mouseMoveEvent 
    14509 self.moveSegmentationPuck(x, y, record_seg=False) 
    14510 File "D:\ChimeraX 1.8\bin\Lib\site-
    14511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14512 moveSegmentationPuck 
    14513 drawing_origin = self.drawingOrigin() 
    14514 ^^^^^^^^^^^^^^^^^^^^ 
    14515 File "D:\ChimeraX 1.8\bin\Lib\site-
    14516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14517 return self.drawingParentVolume().data.origin 
    14518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14519 AttributeError: 'NoneType' object has no attribute 'data' 
    14520  
    14521 AttributeError: 'NoneType' object has no attribute 'data' 
    14522  
    14523 File "D:\ChimeraX 1.8\bin\Lib\site-
    14524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14525 return self.drawingParentVolume().data.origin 
    14526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14527  
    14528 See log for complete Python traceback. 
    14529  
    14530 Traceback (most recent call last): 
    14531 File "D:\ChimeraX 1.8\bin\Lib\site-
    14532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14533 mouseMoveEvent 
    14534 self.moveSegmentationPuck(x, y, record_seg=False) 
    14535 File "D:\ChimeraX 1.8\bin\Lib\site-
    14536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14537 moveSegmentationPuck 
    14538 drawing_origin = self.drawingOrigin() 
    14539 ^^^^^^^^^^^^^^^^^^^^ 
    14540 File "D:\ChimeraX 1.8\bin\Lib\site-
    14541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14542 return self.drawingParentVolume().data.origin 
    14543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14544 AttributeError: 'NoneType' object has no attribute 'data' 
    14545  
    14546 AttributeError: 'NoneType' object has no attribute 'data' 
    14547  
    14548 File "D:\ChimeraX 1.8\bin\Lib\site-
    14549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14550 return self.drawingParentVolume().data.origin 
    14551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14552  
    14553 See log for complete Python traceback. 
    14554  
    14555 Traceback (most recent call last): 
    14556 File "D:\ChimeraX 1.8\bin\Lib\site-
    14557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14558 mouseMoveEvent 
    14559 self.moveSegmentationPuck(x, y, record_seg=False) 
    14560 File "D:\ChimeraX 1.8\bin\Lib\site-
    14561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14562 moveSegmentationPuck 
    14563 drawing_origin = self.drawingOrigin() 
    14564 ^^^^^^^^^^^^^^^^^^^^ 
    14565 File "D:\ChimeraX 1.8\bin\Lib\site-
    14566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14567 return self.drawingParentVolume().data.origin 
    14568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14569 AttributeError: 'NoneType' object has no attribute 'data' 
    14570  
    14571 AttributeError: 'NoneType' object has no attribute 'data' 
    14572  
    14573 File "D:\ChimeraX 1.8\bin\Lib\site-
    14574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14575 return self.drawingParentVolume().data.origin 
    14576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14577  
    14578 See log for complete Python traceback. 
    14579  
    14580 Traceback (most recent call last): 
    14581 File "D:\ChimeraX 1.8\bin\Lib\site-
    14582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14583 mouseMoveEvent 
    14584 self.moveSegmentationPuck(x, y, record_seg=False) 
    14585 File "D:\ChimeraX 1.8\bin\Lib\site-
    14586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14587 moveSegmentationPuck 
    14588 drawing_origin = self.drawingOrigin() 
    14589 ^^^^^^^^^^^^^^^^^^^^ 
    14590 File "D:\ChimeraX 1.8\bin\Lib\site-
    14591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14592 return self.drawingParentVolume().data.origin 
    14593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14594 AttributeError: 'NoneType' object has no attribute 'data' 
    14595  
    14596 AttributeError: 'NoneType' object has no attribute 'data' 
    14597  
    14598 File "D:\ChimeraX 1.8\bin\Lib\site-
    14599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14600 return self.drawingParentVolume().data.origin 
    14601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14602  
    14603 See log for complete Python traceback. 
    14604  
    14605 Traceback (most recent call last): 
    14606 File "D:\ChimeraX 1.8\bin\Lib\site-
    14607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14608 mouseMoveEvent 
    14609 self.moveSegmentationPuck(x, y, record_seg=False) 
    14610 File "D:\ChimeraX 1.8\bin\Lib\site-
    14611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14612 moveSegmentationPuck 
    14613 drawing_origin = self.drawingOrigin() 
    14614 ^^^^^^^^^^^^^^^^^^^^ 
    14615 File "D:\ChimeraX 1.8\bin\Lib\site-
    14616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14617 return self.drawingParentVolume().data.origin 
    14618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14619 AttributeError: 'NoneType' object has no attribute 'data' 
    14620  
    14621 AttributeError: 'NoneType' object has no attribute 'data' 
    14622  
    14623 File "D:\ChimeraX 1.8\bin\Lib\site-
    14624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14625 return self.drawingParentVolume().data.origin 
    14626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14627  
    14628 See log for complete Python traceback. 
    14629  
    14630 Traceback (most recent call last): 
    14631 File "D:\ChimeraX 1.8\bin\Lib\site-
    14632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14633 mouseMoveEvent 
    14634 self.moveSegmentationPuck(x, y, record_seg=False) 
    14635 File "D:\ChimeraX 1.8\bin\Lib\site-
    14636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14637 moveSegmentationPuck 
    14638 drawing_origin = self.drawingOrigin() 
    14639 ^^^^^^^^^^^^^^^^^^^^ 
    14640 File "D:\ChimeraX 1.8\bin\Lib\site-
    14641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14642 return self.drawingParentVolume().data.origin 
    14643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14644 AttributeError: 'NoneType' object has no attribute 'data' 
    14645  
    14646 AttributeError: 'NoneType' object has no attribute 'data' 
    14647  
    14648 File "D:\ChimeraX 1.8\bin\Lib\site-
    14649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14650 return self.drawingParentVolume().data.origin 
    14651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14652  
    14653 See log for complete Python traceback. 
    14654  
    14655 Traceback (most recent call last): 
    14656 File "D:\ChimeraX 1.8\bin\Lib\site-
    14657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14658 mouseMoveEvent 
    14659 self.moveSegmentationPuck(x, y, record_seg=False) 
    14660 File "D:\ChimeraX 1.8\bin\Lib\site-
    14661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14662 moveSegmentationPuck 
    14663 drawing_origin = self.drawingOrigin() 
    14664 ^^^^^^^^^^^^^^^^^^^^ 
    14665 File "D:\ChimeraX 1.8\bin\Lib\site-
    14666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14667 return self.drawingParentVolume().data.origin 
    14668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14669 AttributeError: 'NoneType' object has no attribute 'data' 
    14670  
    14671 AttributeError: 'NoneType' object has no attribute 'data' 
    14672  
    14673 File "D:\ChimeraX 1.8\bin\Lib\site-
    14674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14675 return self.drawingParentVolume().data.origin 
    14676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14677  
    14678 See log for complete Python traceback. 
    14679  
    14680 Traceback (most recent call last): 
    14681 File "D:\ChimeraX 1.8\bin\Lib\site-
    14682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14683 mouseMoveEvent 
    14684 self.moveSegmentationPuck(x, y, record_seg=False) 
    14685 File "D:\ChimeraX 1.8\bin\Lib\site-
    14686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14687 moveSegmentationPuck 
    14688 drawing_origin = self.drawingOrigin() 
    14689 ^^^^^^^^^^^^^^^^^^^^ 
    14690 File "D:\ChimeraX 1.8\bin\Lib\site-
    14691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14692 return self.drawingParentVolume().data.origin 
    14693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14694 AttributeError: 'NoneType' object has no attribute 'data' 
    14695  
    14696 AttributeError: 'NoneType' object has no attribute 'data' 
    14697  
    14698 File "D:\ChimeraX 1.8\bin\Lib\site-
    14699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14700 return self.drawingParentVolume().data.origin 
    14701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14702  
    14703 See log for complete Python traceback. 
    14704  
    14705 Traceback (most recent call last): 
    14706 File "D:\ChimeraX 1.8\bin\Lib\site-
    14707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14708 mouseMoveEvent 
    14709 self.moveSegmentationPuck(x, y, record_seg=False) 
    14710 File "D:\ChimeraX 1.8\bin\Lib\site-
    14711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14712 moveSegmentationPuck 
    14713 drawing_origin = self.drawingOrigin() 
    14714 ^^^^^^^^^^^^^^^^^^^^ 
    14715 File "D:\ChimeraX 1.8\bin\Lib\site-
    14716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14717 return self.drawingParentVolume().data.origin 
    14718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14719 AttributeError: 'NoneType' object has no attribute 'data' 
    14720  
    14721 AttributeError: 'NoneType' object has no attribute 'data' 
    14722  
    14723 File "D:\ChimeraX 1.8\bin\Lib\site-
    14724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14725 return self.drawingParentVolume().data.origin 
    14726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14727  
    14728 See log for complete Python traceback. 
    14729  
    14730 Traceback (most recent call last): 
    14731 File "D:\ChimeraX 1.8\bin\Lib\site-
    14732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14733 mouseMoveEvent 
    14734 self.moveSegmentationPuck(x, y, record_seg=False) 
    14735 File "D:\ChimeraX 1.8\bin\Lib\site-
    14736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14737 moveSegmentationPuck 
    14738 drawing_origin = self.drawingOrigin() 
    14739 ^^^^^^^^^^^^^^^^^^^^ 
    14740 File "D:\ChimeraX 1.8\bin\Lib\site-
    14741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14742 return self.drawingParentVolume().data.origin 
    14743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14744 AttributeError: 'NoneType' object has no attribute 'data' 
    14745  
    14746 AttributeError: 'NoneType' object has no attribute 'data' 
    14747  
    14748 File "D:\ChimeraX 1.8\bin\Lib\site-
    14749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14750 return self.drawingParentVolume().data.origin 
    14751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14752  
    14753 See log for complete Python traceback. 
    14754  
    14755 Traceback (most recent call last): 
    14756 File "D:\ChimeraX 1.8\bin\Lib\site-
    14757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14758 mouseMoveEvent 
    14759 self.moveSegmentationPuck(x, y, record_seg=False) 
    14760 File "D:\ChimeraX 1.8\bin\Lib\site-
    14761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14762 moveSegmentationPuck 
    14763 drawing_origin = self.drawingOrigin() 
    14764 ^^^^^^^^^^^^^^^^^^^^ 
    14765 File "D:\ChimeraX 1.8\bin\Lib\site-
    14766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14767 return self.drawingParentVolume().data.origin 
    14768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14769 AttributeError: 'NoneType' object has no attribute 'data' 
    14770  
    14771 AttributeError: 'NoneType' object has no attribute 'data' 
    14772  
    14773 File "D:\ChimeraX 1.8\bin\Lib\site-
    14774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14775 return self.drawingParentVolume().data.origin 
    14776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14777  
    14778 See log for complete Python traceback. 
    14779  
    14780 Traceback (most recent call last): 
    14781 File "D:\ChimeraX 1.8\bin\Lib\site-
    14782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14783 mouseMoveEvent 
    14784 self.moveSegmentationPuck(x, y, record_seg=False) 
    14785 File "D:\ChimeraX 1.8\bin\Lib\site-
    14786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14787 moveSegmentationPuck 
    14788 drawing_origin = self.drawingOrigin() 
    14789 ^^^^^^^^^^^^^^^^^^^^ 
    14790 File "D:\ChimeraX 1.8\bin\Lib\site-
    14791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14792 return self.drawingParentVolume().data.origin 
    14793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14794 AttributeError: 'NoneType' object has no attribute 'data' 
    14795  
    14796 AttributeError: 'NoneType' object has no attribute 'data' 
    14797  
    14798 File "D:\ChimeraX 1.8\bin\Lib\site-
    14799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14800 return self.drawingParentVolume().data.origin 
    14801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14802  
    14803 See log for complete Python traceback. 
    14804  
    14805 Traceback (most recent call last): 
    14806 File "D:\ChimeraX 1.8\bin\Lib\site-
    14807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14808 mouseMoveEvent 
    14809 self.moveSegmentationPuck(x, y, record_seg=False) 
    14810 File "D:\ChimeraX 1.8\bin\Lib\site-
    14811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14812 moveSegmentationPuck 
    14813 drawing_origin = self.drawingOrigin() 
    14814 ^^^^^^^^^^^^^^^^^^^^ 
    14815 File "D:\ChimeraX 1.8\bin\Lib\site-
    14816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14817 return self.drawingParentVolume().data.origin 
    14818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14819 AttributeError: 'NoneType' object has no attribute 'data' 
    14820  
    14821 AttributeError: 'NoneType' object has no attribute 'data' 
    14822  
    14823 File "D:\ChimeraX 1.8\bin\Lib\site-
    14824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14825 return self.drawingParentVolume().data.origin 
    14826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14827  
    14828 See log for complete Python traceback. 
    14829  
    14830 Traceback (most recent call last): 
    14831 File "D:\ChimeraX 1.8\bin\Lib\site-
    14832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14833 mouseMoveEvent 
    14834 self.moveSegmentationPuck(x, y, record_seg=False) 
    14835 File "D:\ChimeraX 1.8\bin\Lib\site-
    14836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14837 moveSegmentationPuck 
    14838 drawing_origin = self.drawingOrigin() 
    14839 ^^^^^^^^^^^^^^^^^^^^ 
    14840 File "D:\ChimeraX 1.8\bin\Lib\site-
    14841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14842 return self.drawingParentVolume().data.origin 
    14843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14844 AttributeError: 'NoneType' object has no attribute 'data' 
    14845  
    14846 AttributeError: 'NoneType' object has no attribute 'data' 
    14847  
    14848 File "D:\ChimeraX 1.8\bin\Lib\site-
    14849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14850 return self.drawingParentVolume().data.origin 
    14851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14852  
    14853 See log for complete Python traceback. 
    14854  
    14855 Traceback (most recent call last): 
    14856 File "D:\ChimeraX 1.8\bin\Lib\site-
    14857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14858 mouseMoveEvent 
    14859 self.moveSegmentationPuck(x, y, record_seg=False) 
    14860 File "D:\ChimeraX 1.8\bin\Lib\site-
    14861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14862 moveSegmentationPuck 
    14863 drawing_origin = self.drawingOrigin() 
    14864 ^^^^^^^^^^^^^^^^^^^^ 
    14865 File "D:\ChimeraX 1.8\bin\Lib\site-
    14866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14867 return self.drawingParentVolume().data.origin 
    14868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14869 AttributeError: 'NoneType' object has no attribute 'data' 
    14870  
    14871 AttributeError: 'NoneType' object has no attribute 'data' 
    14872  
    14873 File "D:\ChimeraX 1.8\bin\Lib\site-
    14874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14875 return self.drawingParentVolume().data.origin 
    14876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14877  
    14878 See log for complete Python traceback. 
    14879  
    14880 Traceback (most recent call last): 
    14881 File "D:\ChimeraX 1.8\bin\Lib\site-
    14882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14883 mouseMoveEvent 
    14884 self.moveSegmentationPuck(x, y, record_seg=False) 
    14885 File "D:\ChimeraX 1.8\bin\Lib\site-
    14886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14887 moveSegmentationPuck 
    14888 drawing_origin = self.drawingOrigin() 
    14889 ^^^^^^^^^^^^^^^^^^^^ 
    14890 File "D:\ChimeraX 1.8\bin\Lib\site-
    14891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14892 return self.drawingParentVolume().data.origin 
    14893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14894 AttributeError: 'NoneType' object has no attribute 'data' 
    14895  
    14896 AttributeError: 'NoneType' object has no attribute 'data' 
    14897  
    14898 File "D:\ChimeraX 1.8\bin\Lib\site-
    14899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14900 return self.drawingParentVolume().data.origin 
    14901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14902  
    14903 See log for complete Python traceback. 
    14904  
    14905 Traceback (most recent call last): 
    14906 File "D:\ChimeraX 1.8\bin\Lib\site-
    14907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14908 mouseMoveEvent 
    14909 self.moveSegmentationPuck(x, y, record_seg=False) 
    14910 File "D:\ChimeraX 1.8\bin\Lib\site-
    14911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14912 moveSegmentationPuck 
    14913 drawing_origin = self.drawingOrigin() 
    14914 ^^^^^^^^^^^^^^^^^^^^ 
    14915 File "D:\ChimeraX 1.8\bin\Lib\site-
    14916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14917 return self.drawingParentVolume().data.origin 
    14918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14919 AttributeError: 'NoneType' object has no attribute 'data' 
    14920  
    14921 AttributeError: 'NoneType' object has no attribute 'data' 
    14922  
    14923 File "D:\ChimeraX 1.8\bin\Lib\site-
    14924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14925 return self.drawingParentVolume().data.origin 
    14926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14927  
    14928 See log for complete Python traceback. 
    14929  
    14930 Traceback (most recent call last): 
    14931 File "D:\ChimeraX 1.8\bin\Lib\site-
    14932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14933 mouseMoveEvent 
    14934 self.moveSegmentationPuck(x, y, record_seg=False) 
    14935 File "D:\ChimeraX 1.8\bin\Lib\site-
    14936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14937 moveSegmentationPuck 
    14938 drawing_origin = self.drawingOrigin() 
    14939 ^^^^^^^^^^^^^^^^^^^^ 
    14940 File "D:\ChimeraX 1.8\bin\Lib\site-
    14941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14942 return self.drawingParentVolume().data.origin 
    14943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14944 AttributeError: 'NoneType' object has no attribute 'data' 
    14945  
    14946 AttributeError: 'NoneType' object has no attribute 'data' 
    14947  
    14948 File "D:\ChimeraX 1.8\bin\Lib\site-
    14949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14950 return self.drawingParentVolume().data.origin 
    14951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14952  
    14953 See log for complete Python traceback. 
    14954  
    14955 Traceback (most recent call last): 
    14956 File "D:\ChimeraX 1.8\bin\Lib\site-
    14957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14958 mouseMoveEvent 
    14959 self.moveSegmentationPuck(x, y, record_seg=False) 
    14960 File "D:\ChimeraX 1.8\bin\Lib\site-
    14961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14962 moveSegmentationPuck 
    14963 drawing_origin = self.drawingOrigin() 
    14964 ^^^^^^^^^^^^^^^^^^^^ 
    14965 File "D:\ChimeraX 1.8\bin\Lib\site-
    14966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14967 return self.drawingParentVolume().data.origin 
    14968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14969 AttributeError: 'NoneType' object has no attribute 'data' 
    14970  
    14971 AttributeError: 'NoneType' object has no attribute 'data' 
    14972  
    14973 File "D:\ChimeraX 1.8\bin\Lib\site-
    14974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14975 return self.drawingParentVolume().data.origin 
    14976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14977  
    14978 See log for complete Python traceback. 
    14979  
    14980 Traceback (most recent call last): 
    14981 File "D:\ChimeraX 1.8\bin\Lib\site-
    14982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    14983 mouseMoveEvent 
    14984 self.moveSegmentationPuck(x, y, record_seg=False) 
    14985 File "D:\ChimeraX 1.8\bin\Lib\site-
    14986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    14987 moveSegmentationPuck 
    14988 drawing_origin = self.drawingOrigin() 
    14989 ^^^^^^^^^^^^^^^^^^^^ 
    14990 File "D:\ChimeraX 1.8\bin\Lib\site-
    14991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    14992 return self.drawingParentVolume().data.origin 
    14993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    14994 AttributeError: 'NoneType' object has no attribute 'data' 
    14995  
    14996 AttributeError: 'NoneType' object has no attribute 'data' 
    14997  
    14998 File "D:\ChimeraX 1.8\bin\Lib\site-
    14999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15000 return self.drawingParentVolume().data.origin 
    15001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15002  
    15003 See log for complete Python traceback. 
    15004  
    15005 Traceback (most recent call last): 
    15006 File "D:\ChimeraX 1.8\bin\Lib\site-
    15007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15008 mouseMoveEvent 
    15009 self.moveSegmentationPuck(x, y, record_seg=False) 
    15010 File "D:\ChimeraX 1.8\bin\Lib\site-
    15011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15012 moveSegmentationPuck 
    15013 drawing_origin = self.drawingOrigin() 
    15014 ^^^^^^^^^^^^^^^^^^^^ 
    15015 File "D:\ChimeraX 1.8\bin\Lib\site-
    15016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15017 return self.drawingParentVolume().data.origin 
    15018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15019 AttributeError: 'NoneType' object has no attribute 'data' 
    15020  
    15021 AttributeError: 'NoneType' object has no attribute 'data' 
    15022  
    15023 File "D:\ChimeraX 1.8\bin\Lib\site-
    15024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15025 return self.drawingParentVolume().data.origin 
    15026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15027  
    15028 See log for complete Python traceback. 
    15029  
    15030 Traceback (most recent call last): 
    15031 File "D:\ChimeraX 1.8\bin\Lib\site-
    15032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15033 mouseMoveEvent 
    15034 self.moveSegmentationPuck(x, y, record_seg=False) 
    15035 File "D:\ChimeraX 1.8\bin\Lib\site-
    15036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15037 moveSegmentationPuck 
    15038 drawing_origin = self.drawingOrigin() 
    15039 ^^^^^^^^^^^^^^^^^^^^ 
    15040 File "D:\ChimeraX 1.8\bin\Lib\site-
    15041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15042 return self.drawingParentVolume().data.origin 
    15043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15044 AttributeError: 'NoneType' object has no attribute 'data' 
    15045  
    15046 AttributeError: 'NoneType' object has no attribute 'data' 
    15047  
    15048 File "D:\ChimeraX 1.8\bin\Lib\site-
    15049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15050 return self.drawingParentVolume().data.origin 
    15051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15052  
    15053 See log for complete Python traceback. 
    15054  
    15055 Traceback (most recent call last): 
    15056 File "D:\ChimeraX 1.8\bin\Lib\site-
    15057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15058 mouseMoveEvent 
    15059 self.moveSegmentationPuck(x, y, record_seg=False) 
    15060 File "D:\ChimeraX 1.8\bin\Lib\site-
    15061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15062 moveSegmentationPuck 
    15063 drawing_origin = self.drawingOrigin() 
    15064 ^^^^^^^^^^^^^^^^^^^^ 
    15065 File "D:\ChimeraX 1.8\bin\Lib\site-
    15066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15067 return self.drawingParentVolume().data.origin 
    15068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15069 AttributeError: 'NoneType' object has no attribute 'data' 
    15070  
    15071 AttributeError: 'NoneType' object has no attribute 'data' 
    15072  
    15073 File "D:\ChimeraX 1.8\bin\Lib\site-
    15074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15075 return self.drawingParentVolume().data.origin 
    15076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15077  
    15078 See log for complete Python traceback. 
    15079  
    15080 Traceback (most recent call last): 
    15081 File "D:\ChimeraX 1.8\bin\Lib\site-
    15082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15083 mouseMoveEvent 
    15084 self.moveSegmentationPuck(x, y, record_seg=False) 
    15085 File "D:\ChimeraX 1.8\bin\Lib\site-
    15086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15087 moveSegmentationPuck 
    15088 drawing_origin = self.drawingOrigin() 
    15089 ^^^^^^^^^^^^^^^^^^^^ 
    15090 File "D:\ChimeraX 1.8\bin\Lib\site-
    15091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15092 return self.drawingParentVolume().data.origin 
    15093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15094 AttributeError: 'NoneType' object has no attribute 'data' 
    15095  
    15096 AttributeError: 'NoneType' object has no attribute 'data' 
    15097  
    15098 File "D:\ChimeraX 1.8\bin\Lib\site-
    15099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15100 return self.drawingParentVolume().data.origin 
    15101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15102  
    15103 See log for complete Python traceback. 
    15104  
    15105 Traceback (most recent call last): 
    15106 File "D:\ChimeraX 1.8\bin\Lib\site-
    15107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15108 mouseMoveEvent 
    15109 self.moveSegmentationPuck(x, y, record_seg=False) 
    15110 File "D:\ChimeraX 1.8\bin\Lib\site-
    15111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15112 moveSegmentationPuck 
    15113 drawing_origin = self.drawingOrigin() 
    15114 ^^^^^^^^^^^^^^^^^^^^ 
    15115 File "D:\ChimeraX 1.8\bin\Lib\site-
    15116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15117 return self.drawingParentVolume().data.origin 
    15118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15119 AttributeError: 'NoneType' object has no attribute 'data' 
    15120  
    15121 AttributeError: 'NoneType' object has no attribute 'data' 
    15122  
    15123 File "D:\ChimeraX 1.8\bin\Lib\site-
    15124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15125 return self.drawingParentVolume().data.origin 
    15126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15127  
    15128 See log for complete Python traceback. 
    15129  
    15130 Traceback (most recent call last): 
    15131 File "D:\ChimeraX 1.8\bin\Lib\site-
    15132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15133 mouseMoveEvent 
    15134 self.moveSegmentationPuck(x, y, record_seg=False) 
    15135 File "D:\ChimeraX 1.8\bin\Lib\site-
    15136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15137 moveSegmentationPuck 
    15138 drawing_origin = self.drawingOrigin() 
    15139 ^^^^^^^^^^^^^^^^^^^^ 
    15140 File "D:\ChimeraX 1.8\bin\Lib\site-
    15141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15142 return self.drawingParentVolume().data.origin 
    15143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15144 AttributeError: 'NoneType' object has no attribute 'data' 
    15145  
    15146 AttributeError: 'NoneType' object has no attribute 'data' 
    15147  
    15148 File "D:\ChimeraX 1.8\bin\Lib\site-
    15149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15150 return self.drawingParentVolume().data.origin 
    15151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15152  
    15153 See log for complete Python traceback. 
    15154  
    15155 Traceback (most recent call last): 
    15156 File "D:\ChimeraX 1.8\bin\Lib\site-
    15157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15158 mouseMoveEvent 
    15159 self.moveSegmentationPuck(x, y, record_seg=False) 
    15160 File "D:\ChimeraX 1.8\bin\Lib\site-
    15161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15162 moveSegmentationPuck 
    15163 drawing_origin = self.drawingOrigin() 
    15164 ^^^^^^^^^^^^^^^^^^^^ 
    15165 File "D:\ChimeraX 1.8\bin\Lib\site-
    15166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15167 return self.drawingParentVolume().data.origin 
    15168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15169 AttributeError: 'NoneType' object has no attribute 'data' 
    15170  
    15171 AttributeError: 'NoneType' object has no attribute 'data' 
    15172  
    15173 File "D:\ChimeraX 1.8\bin\Lib\site-
    15174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15175 return self.drawingParentVolume().data.origin 
    15176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15177  
    15178 See log for complete Python traceback. 
    15179  
    15180 Traceback (most recent call last): 
    15181 File "D:\ChimeraX 1.8\bin\Lib\site-
    15182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15183 mouseMoveEvent 
    15184 self.moveSegmentationPuck(x, y, record_seg=False) 
    15185 File "D:\ChimeraX 1.8\bin\Lib\site-
    15186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15187 moveSegmentationPuck 
    15188 drawing_origin = self.drawingOrigin() 
    15189 ^^^^^^^^^^^^^^^^^^^^ 
    15190 File "D:\ChimeraX 1.8\bin\Lib\site-
    15191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15192 return self.drawingParentVolume().data.origin 
    15193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15194 AttributeError: 'NoneType' object has no attribute 'data' 
    15195  
    15196 AttributeError: 'NoneType' object has no attribute 'data' 
    15197  
    15198 File "D:\ChimeraX 1.8\bin\Lib\site-
    15199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15200 return self.drawingParentVolume().data.origin 
    15201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15202  
    15203 See log for complete Python traceback. 
    15204  
    15205 Traceback (most recent call last): 
    15206 File "D:\ChimeraX 1.8\bin\Lib\site-
    15207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15208 mouseMoveEvent 
    15209 self.moveSegmentationPuck(x, y, record_seg=False) 
    15210 File "D:\ChimeraX 1.8\bin\Lib\site-
    15211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15212 moveSegmentationPuck 
    15213 drawing_origin = self.drawingOrigin() 
    15214 ^^^^^^^^^^^^^^^^^^^^ 
    15215 File "D:\ChimeraX 1.8\bin\Lib\site-
    15216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15217 return self.drawingParentVolume().data.origin 
    15218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15219 AttributeError: 'NoneType' object has no attribute 'data' 
    15220  
    15221 AttributeError: 'NoneType' object has no attribute 'data' 
    15222  
    15223 File "D:\ChimeraX 1.8\bin\Lib\site-
    15224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15225 return self.drawingParentVolume().data.origin 
    15226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15227  
    15228 See log for complete Python traceback. 
    15229  
    15230 Traceback (most recent call last): 
    15231 File "D:\ChimeraX 1.8\bin\Lib\site-
    15232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15233 mouseMoveEvent 
    15234 self.moveSegmentationPuck(x, y, record_seg=False) 
    15235 File "D:\ChimeraX 1.8\bin\Lib\site-
    15236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15237 moveSegmentationPuck 
    15238 drawing_origin = self.drawingOrigin() 
    15239 ^^^^^^^^^^^^^^^^^^^^ 
    15240 File "D:\ChimeraX 1.8\bin\Lib\site-
    15241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15242 return self.drawingParentVolume().data.origin 
    15243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15244 AttributeError: 'NoneType' object has no attribute 'data' 
    15245  
    15246 AttributeError: 'NoneType' object has no attribute 'data' 
    15247  
    15248 File "D:\ChimeraX 1.8\bin\Lib\site-
    15249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15250 return self.drawingParentVolume().data.origin 
    15251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15252  
    15253 See log for complete Python traceback. 
    15254  
    15255 Traceback (most recent call last): 
    15256 File "D:\ChimeraX 1.8\bin\Lib\site-
    15257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15258 mouseMoveEvent 
    15259 self.moveSegmentationPuck(x, y, record_seg=False) 
    15260 File "D:\ChimeraX 1.8\bin\Lib\site-
    15261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15262 moveSegmentationPuck 
    15263 drawing_origin = self.drawingOrigin() 
    15264 ^^^^^^^^^^^^^^^^^^^^ 
    15265 File "D:\ChimeraX 1.8\bin\Lib\site-
    15266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15267 return self.drawingParentVolume().data.origin 
    15268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15269 AttributeError: 'NoneType' object has no attribute 'data' 
    15270  
    15271 AttributeError: 'NoneType' object has no attribute 'data' 
    15272  
    15273 File "D:\ChimeraX 1.8\bin\Lib\site-
    15274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15275 return self.drawingParentVolume().data.origin 
    15276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15277  
    15278 See log for complete Python traceback. 
    15279  
    15280 Traceback (most recent call last): 
    15281 File "D:\ChimeraX 1.8\bin\Lib\site-
    15282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15283 mouseMoveEvent 
    15284 self.moveSegmentationPuck(x, y, record_seg=False) 
    15285 File "D:\ChimeraX 1.8\bin\Lib\site-
    15286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15287 moveSegmentationPuck 
    15288 drawing_origin = self.drawingOrigin() 
    15289 ^^^^^^^^^^^^^^^^^^^^ 
    15290 File "D:\ChimeraX 1.8\bin\Lib\site-
    15291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15292 return self.drawingParentVolume().data.origin 
    15293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15294 AttributeError: 'NoneType' object has no attribute 'data' 
    15295  
    15296 AttributeError: 'NoneType' object has no attribute 'data' 
    15297  
    15298 File "D:\ChimeraX 1.8\bin\Lib\site-
    15299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15300 return self.drawingParentVolume().data.origin 
    15301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15302  
    15303 See log for complete Python traceback. 
    15304  
    15305 Traceback (most recent call last): 
    15306 File "D:\ChimeraX 1.8\bin\Lib\site-
    15307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15308 mouseMoveEvent 
    15309 self.moveSegmentationPuck(x, y, record_seg=False) 
    15310 File "D:\ChimeraX 1.8\bin\Lib\site-
    15311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15312 moveSegmentationPuck 
    15313 drawing_origin = self.drawingOrigin() 
    15314 ^^^^^^^^^^^^^^^^^^^^ 
    15315 File "D:\ChimeraX 1.8\bin\Lib\site-
    15316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15317 return self.drawingParentVolume().data.origin 
    15318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15319 AttributeError: 'NoneType' object has no attribute 'data' 
    15320  
    15321 AttributeError: 'NoneType' object has no attribute 'data' 
    15322  
    15323 File "D:\ChimeraX 1.8\bin\Lib\site-
    15324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15325 return self.drawingParentVolume().data.origin 
    15326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15327  
    15328 See log for complete Python traceback. 
    15329  
    15330 Traceback (most recent call last): 
    15331 File "D:\ChimeraX 1.8\bin\Lib\site-
    15332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15333 mouseMoveEvent 
    15334 self.moveSegmentationPuck(x, y, record_seg=False) 
    15335 File "D:\ChimeraX 1.8\bin\Lib\site-
    15336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15337 moveSegmentationPuck 
    15338 drawing_origin = self.drawingOrigin() 
    15339 ^^^^^^^^^^^^^^^^^^^^ 
    15340 File "D:\ChimeraX 1.8\bin\Lib\site-
    15341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15342 return self.drawingParentVolume().data.origin 
    15343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15344 AttributeError: 'NoneType' object has no attribute 'data' 
    15345  
    15346 AttributeError: 'NoneType' object has no attribute 'data' 
    15347  
    15348 File "D:\ChimeraX 1.8\bin\Lib\site-
    15349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15350 return self.drawingParentVolume().data.origin 
    15351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15352  
    15353 See log for complete Python traceback. 
    15354  
    15355 Traceback (most recent call last): 
    15356 File "D:\ChimeraX 1.8\bin\Lib\site-
    15357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15358 mouseMoveEvent 
    15359 self.moveSegmentationPuck(x, y, record_seg=False) 
    15360 File "D:\ChimeraX 1.8\bin\Lib\site-
    15361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15362 moveSegmentationPuck 
    15363 drawing_origin = self.drawingOrigin() 
    15364 ^^^^^^^^^^^^^^^^^^^^ 
    15365 File "D:\ChimeraX 1.8\bin\Lib\site-
    15366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15367 return self.drawingParentVolume().data.origin 
    15368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15369 AttributeError: 'NoneType' object has no attribute 'data' 
    15370  
    15371 AttributeError: 'NoneType' object has no attribute 'data' 
    15372  
    15373 File "D:\ChimeraX 1.8\bin\Lib\site-
    15374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15375 return self.drawingParentVolume().data.origin 
    15376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15377  
    15378 See log for complete Python traceback. 
    15379  
    15380 Traceback (most recent call last): 
    15381 File "D:\ChimeraX 1.8\bin\Lib\site-
    15382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15383 mouseMoveEvent 
    15384 self.moveSegmentationPuck(x, y, record_seg=False) 
    15385 File "D:\ChimeraX 1.8\bin\Lib\site-
    15386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15387 moveSegmentationPuck 
    15388 drawing_origin = self.drawingOrigin() 
    15389 ^^^^^^^^^^^^^^^^^^^^ 
    15390 File "D:\ChimeraX 1.8\bin\Lib\site-
    15391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15392 return self.drawingParentVolume().data.origin 
    15393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15394 AttributeError: 'NoneType' object has no attribute 'data' 
    15395  
    15396 AttributeError: 'NoneType' object has no attribute 'data' 
    15397  
    15398 File "D:\ChimeraX 1.8\bin\Lib\site-
    15399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15400 return self.drawingParentVolume().data.origin 
    15401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15402  
    15403 See log for complete Python traceback. 
    15404  
    15405 Traceback (most recent call last): 
    15406 File "D:\ChimeraX 1.8\bin\Lib\site-
    15407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15408 mouseMoveEvent 
    15409 self.moveSegmentationPuck(x, y, record_seg=False) 
    15410 File "D:\ChimeraX 1.8\bin\Lib\site-
    15411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15412 moveSegmentationPuck 
    15413 drawing_origin = self.drawingOrigin() 
    15414 ^^^^^^^^^^^^^^^^^^^^ 
    15415 File "D:\ChimeraX 1.8\bin\Lib\site-
    15416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15417 return self.drawingParentVolume().data.origin 
    15418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15419 AttributeError: 'NoneType' object has no attribute 'data' 
    15420  
    15421 AttributeError: 'NoneType' object has no attribute 'data' 
    15422  
    15423 File "D:\ChimeraX 1.8\bin\Lib\site-
    15424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15425 return self.drawingParentVolume().data.origin 
    15426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15427  
    15428 See log for complete Python traceback. 
    15429  
    15430 Traceback (most recent call last): 
    15431 File "D:\ChimeraX 1.8\bin\Lib\site-
    15432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15433 mouseMoveEvent 
    15434 self.moveSegmentationPuck(x, y, record_seg=False) 
    15435 File "D:\ChimeraX 1.8\bin\Lib\site-
    15436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15437 moveSegmentationPuck 
    15438 drawing_origin = self.drawingOrigin() 
    15439 ^^^^^^^^^^^^^^^^^^^^ 
    15440 File "D:\ChimeraX 1.8\bin\Lib\site-
    15441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15442 return self.drawingParentVolume().data.origin 
    15443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15444 AttributeError: 'NoneType' object has no attribute 'data' 
    15445  
    15446 AttributeError: 'NoneType' object has no attribute 'data' 
    15447  
    15448 File "D:\ChimeraX 1.8\bin\Lib\site-
    15449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15450 return self.drawingParentVolume().data.origin 
    15451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15452  
    15453 See log for complete Python traceback. 
    15454  
    15455 Traceback (most recent call last): 
    15456 File "D:\ChimeraX 1.8\bin\Lib\site-
    15457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15458 mouseMoveEvent 
    15459 self.moveSegmentationPuck(x, y, record_seg=False) 
    15460 File "D:\ChimeraX 1.8\bin\Lib\site-
    15461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15462 moveSegmentationPuck 
    15463 drawing_origin = self.drawingOrigin() 
    15464 ^^^^^^^^^^^^^^^^^^^^ 
    15465 File "D:\ChimeraX 1.8\bin\Lib\site-
    15466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15467 return self.drawingParentVolume().data.origin 
    15468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15469 AttributeError: 'NoneType' object has no attribute 'data' 
    15470  
    15471 AttributeError: 'NoneType' object has no attribute 'data' 
    15472  
    15473 File "D:\ChimeraX 1.8\bin\Lib\site-
    15474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15475 return self.drawingParentVolume().data.origin 
    15476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15477  
    15478 See log for complete Python traceback. 
    15479  
    15480 Traceback (most recent call last): 
    15481 File "D:\ChimeraX 1.8\bin\Lib\site-
    15482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15483 mouseMoveEvent 
    15484 self.moveSegmentationPuck(x, y, record_seg=False) 
    15485 File "D:\ChimeraX 1.8\bin\Lib\site-
    15486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15487 moveSegmentationPuck 
    15488 drawing_origin = self.drawingOrigin() 
    15489 ^^^^^^^^^^^^^^^^^^^^ 
    15490 File "D:\ChimeraX 1.8\bin\Lib\site-
    15491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15492 return self.drawingParentVolume().data.origin 
    15493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15494 AttributeError: 'NoneType' object has no attribute 'data' 
    15495  
    15496 AttributeError: 'NoneType' object has no attribute 'data' 
    15497  
    15498 File "D:\ChimeraX 1.8\bin\Lib\site-
    15499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15500 return self.drawingParentVolume().data.origin 
    15501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15502  
    15503 See log for complete Python traceback. 
    15504  
    15505 Traceback (most recent call last): 
    15506 File "D:\ChimeraX 1.8\bin\Lib\site-
    15507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15508 mouseMoveEvent 
    15509 self.moveSegmentationPuck(x, y, record_seg=False) 
    15510 File "D:\ChimeraX 1.8\bin\Lib\site-
    15511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15512 moveSegmentationPuck 
    15513 drawing_origin = self.drawingOrigin() 
    15514 ^^^^^^^^^^^^^^^^^^^^ 
    15515 File "D:\ChimeraX 1.8\bin\Lib\site-
    15516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15517 return self.drawingParentVolume().data.origin 
    15518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15519 AttributeError: 'NoneType' object has no attribute 'data' 
    15520  
    15521 AttributeError: 'NoneType' object has no attribute 'data' 
    15522  
    15523 File "D:\ChimeraX 1.8\bin\Lib\site-
    15524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15525 return self.drawingParentVolume().data.origin 
    15526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15527  
    15528 See log for complete Python traceback. 
    15529  
    15530 Traceback (most recent call last): 
    15531 File "D:\ChimeraX 1.8\bin\Lib\site-
    15532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15533 mouseMoveEvent 
    15534 self.moveSegmentationPuck(x, y, record_seg=False) 
    15535 File "D:\ChimeraX 1.8\bin\Lib\site-
    15536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15537 moveSegmentationPuck 
    15538 drawing_origin = self.drawingOrigin() 
    15539 ^^^^^^^^^^^^^^^^^^^^ 
    15540 File "D:\ChimeraX 1.8\bin\Lib\site-
    15541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15542 return self.drawingParentVolume().data.origin 
    15543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15544 AttributeError: 'NoneType' object has no attribute 'data' 
    15545  
    15546 AttributeError: 'NoneType' object has no attribute 'data' 
    15547  
    15548 File "D:\ChimeraX 1.8\bin\Lib\site-
    15549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15550 return self.drawingParentVolume().data.origin 
    15551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15552  
    15553 See log for complete Python traceback. 
    15554  
    15555 Traceback (most recent call last): 
    15556 File "D:\ChimeraX 1.8\bin\Lib\site-
    15557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15558 mouseMoveEvent 
    15559 self.moveSegmentationPuck(x, y, record_seg=False) 
    15560 File "D:\ChimeraX 1.8\bin\Lib\site-
    15561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15562 moveSegmentationPuck 
    15563 drawing_origin = self.drawingOrigin() 
    15564 ^^^^^^^^^^^^^^^^^^^^ 
    15565 File "D:\ChimeraX 1.8\bin\Lib\site-
    15566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15567 return self.drawingParentVolume().data.origin 
    15568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15569 AttributeError: 'NoneType' object has no attribute 'data' 
    15570  
    15571 AttributeError: 'NoneType' object has no attribute 'data' 
    15572  
    15573 File "D:\ChimeraX 1.8\bin\Lib\site-
    15574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15575 return self.drawingParentVolume().data.origin 
    15576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15577  
    15578 See log for complete Python traceback. 
    15579  
    15580 Traceback (most recent call last): 
    15581 File "D:\ChimeraX 1.8\bin\Lib\site-
    15582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15583 mouseMoveEvent 
    15584 self.moveSegmentationPuck(x, y, record_seg=False) 
    15585 File "D:\ChimeraX 1.8\bin\Lib\site-
    15586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15587 moveSegmentationPuck 
    15588 drawing_origin = self.drawingOrigin() 
    15589 ^^^^^^^^^^^^^^^^^^^^ 
    15590 File "D:\ChimeraX 1.8\bin\Lib\site-
    15591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15592 return self.drawingParentVolume().data.origin 
    15593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15594 AttributeError: 'NoneType' object has no attribute 'data' 
    15595  
    15596 AttributeError: 'NoneType' object has no attribute 'data' 
    15597  
    15598 File "D:\ChimeraX 1.8\bin\Lib\site-
    15599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15600 return self.drawingParentVolume().data.origin 
    15601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15602  
    15603 See log for complete Python traceback. 
    15604  
    15605 Traceback (most recent call last): 
    15606 File "D:\ChimeraX 1.8\bin\Lib\site-
    15607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15608 mouseMoveEvent 
    15609 self.moveSegmentationPuck(x, y, record_seg=False) 
    15610 File "D:\ChimeraX 1.8\bin\Lib\site-
    15611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15612 moveSegmentationPuck 
    15613 drawing_origin = self.drawingOrigin() 
    15614 ^^^^^^^^^^^^^^^^^^^^ 
    15615 File "D:\ChimeraX 1.8\bin\Lib\site-
    15616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15617 return self.drawingParentVolume().data.origin 
    15618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15619 AttributeError: 'NoneType' object has no attribute 'data' 
    15620  
    15621 AttributeError: 'NoneType' object has no attribute 'data' 
    15622  
    15623 File "D:\ChimeraX 1.8\bin\Lib\site-
    15624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15625 return self.drawingParentVolume().data.origin 
    15626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15627  
    15628 See log for complete Python traceback. 
    15629  
    15630 Traceback (most recent call last): 
    15631 File "D:\ChimeraX 1.8\bin\Lib\site-
    15632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15633 mouseMoveEvent 
    15634 self.moveSegmentationPuck(x, y, record_seg=False) 
    15635 File "D:\ChimeraX 1.8\bin\Lib\site-
    15636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15637 moveSegmentationPuck 
    15638 drawing_origin = self.drawingOrigin() 
    15639 ^^^^^^^^^^^^^^^^^^^^ 
    15640 File "D:\ChimeraX 1.8\bin\Lib\site-
    15641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15642 return self.drawingParentVolume().data.origin 
    15643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15644 AttributeError: 'NoneType' object has no attribute 'data' 
    15645  
    15646 AttributeError: 'NoneType' object has no attribute 'data' 
    15647  
    15648 File "D:\ChimeraX 1.8\bin\Lib\site-
    15649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15650 return self.drawingParentVolume().data.origin 
    15651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15652  
    15653 See log for complete Python traceback. 
    15654  
    15655 Traceback (most recent call last): 
    15656 File "D:\ChimeraX 1.8\bin\Lib\site-
    15657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15658 mouseMoveEvent 
    15659 self.moveSegmentationPuck(x, y, record_seg=False) 
    15660 File "D:\ChimeraX 1.8\bin\Lib\site-
    15661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15662 moveSegmentationPuck 
    15663 drawing_origin = self.drawingOrigin() 
    15664 ^^^^^^^^^^^^^^^^^^^^ 
    15665 File "D:\ChimeraX 1.8\bin\Lib\site-
    15666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15667 return self.drawingParentVolume().data.origin 
    15668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15669 AttributeError: 'NoneType' object has no attribute 'data' 
    15670  
    15671 AttributeError: 'NoneType' object has no attribute 'data' 
    15672  
    15673 File "D:\ChimeraX 1.8\bin\Lib\site-
    15674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15675 return self.drawingParentVolume().data.origin 
    15676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15677  
    15678 See log for complete Python traceback. 
    15679  
    15680 Traceback (most recent call last): 
    15681 File "D:\ChimeraX 1.8\bin\Lib\site-
    15682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15683 mouseMoveEvent 
    15684 self.moveSegmentationPuck(x, y, record_seg=False) 
    15685 File "D:\ChimeraX 1.8\bin\Lib\site-
    15686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15687 moveSegmentationPuck 
    15688 drawing_origin = self.drawingOrigin() 
    15689 ^^^^^^^^^^^^^^^^^^^^ 
    15690 File "D:\ChimeraX 1.8\bin\Lib\site-
    15691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15692 return self.drawingParentVolume().data.origin 
    15693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15694 AttributeError: 'NoneType' object has no attribute 'data' 
    15695  
    15696 AttributeError: 'NoneType' object has no attribute 'data' 
    15697  
    15698 File "D:\ChimeraX 1.8\bin\Lib\site-
    15699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15700 return self.drawingParentVolume().data.origin 
    15701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15702  
    15703 See log for complete Python traceback. 
    15704  
    15705 Traceback (most recent call last): 
    15706 File "D:\ChimeraX 1.8\bin\Lib\site-
    15707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15708 mouseMoveEvent 
    15709 self.moveSegmentationPuck(x, y, record_seg=False) 
    15710 File "D:\ChimeraX 1.8\bin\Lib\site-
    15711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15712 moveSegmentationPuck 
    15713 drawing_origin = self.drawingOrigin() 
    15714 ^^^^^^^^^^^^^^^^^^^^ 
    15715 File "D:\ChimeraX 1.8\bin\Lib\site-
    15716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15717 return self.drawingParentVolume().data.origin 
    15718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15719 AttributeError: 'NoneType' object has no attribute 'data' 
    15720  
    15721 AttributeError: 'NoneType' object has no attribute 'data' 
    15722  
    15723 File "D:\ChimeraX 1.8\bin\Lib\site-
    15724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15725 return self.drawingParentVolume().data.origin 
    15726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15727  
    15728 See log for complete Python traceback. 
    15729  
    15730 Traceback (most recent call last): 
    15731 File "D:\ChimeraX 1.8\bin\Lib\site-
    15732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15733 mouseMoveEvent 
    15734 self.moveSegmentationPuck(x, y, record_seg=False) 
    15735 File "D:\ChimeraX 1.8\bin\Lib\site-
    15736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15737 moveSegmentationPuck 
    15738 drawing_origin = self.drawingOrigin() 
    15739 ^^^^^^^^^^^^^^^^^^^^ 
    15740 File "D:\ChimeraX 1.8\bin\Lib\site-
    15741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15742 return self.drawingParentVolume().data.origin 
    15743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15744 AttributeError: 'NoneType' object has no attribute 'data' 
    15745  
    15746 AttributeError: 'NoneType' object has no attribute 'data' 
    15747  
    15748 File "D:\ChimeraX 1.8\bin\Lib\site-
    15749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15750 return self.drawingParentVolume().data.origin 
    15751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15752  
    15753 See log for complete Python traceback. 
    15754  
    15755 Traceback (most recent call last): 
    15756 File "D:\ChimeraX 1.8\bin\Lib\site-
    15757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15758 mouseMoveEvent 
    15759 self.moveSegmentationPuck(x, y, record_seg=False) 
    15760 File "D:\ChimeraX 1.8\bin\Lib\site-
    15761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15762 moveSegmentationPuck 
    15763 drawing_origin = self.drawingOrigin() 
    15764 ^^^^^^^^^^^^^^^^^^^^ 
    15765 File "D:\ChimeraX 1.8\bin\Lib\site-
    15766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15767 return self.drawingParentVolume().data.origin 
    15768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15769 AttributeError: 'NoneType' object has no attribute 'data' 
    15770  
    15771 AttributeError: 'NoneType' object has no attribute 'data' 
    15772  
    15773 File "D:\ChimeraX 1.8\bin\Lib\site-
    15774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15775 return self.drawingParentVolume().data.origin 
    15776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15777  
    15778 See log for complete Python traceback. 
    15779  
    15780 Traceback (most recent call last): 
    15781 File "D:\ChimeraX 1.8\bin\Lib\site-
    15782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15783 mouseMoveEvent 
    15784 self.moveSegmentationPuck(x, y, record_seg=False) 
    15785 File "D:\ChimeraX 1.8\bin\Lib\site-
    15786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15787 moveSegmentationPuck 
    15788 drawing_origin = self.drawingOrigin() 
    15789 ^^^^^^^^^^^^^^^^^^^^ 
    15790 File "D:\ChimeraX 1.8\bin\Lib\site-
    15791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15792 return self.drawingParentVolume().data.origin 
    15793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15794 AttributeError: 'NoneType' object has no attribute 'data' 
    15795  
    15796 AttributeError: 'NoneType' object has no attribute 'data' 
    15797  
    15798 File "D:\ChimeraX 1.8\bin\Lib\site-
    15799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15800 return self.drawingParentVolume().data.origin 
    15801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15802  
    15803 See log for complete Python traceback. 
    15804  
    15805 Traceback (most recent call last): 
    15806 File "D:\ChimeraX 1.8\bin\Lib\site-
    15807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15808 mouseMoveEvent 
    15809 self.moveSegmentationPuck(x, y, record_seg=False) 
    15810 File "D:\ChimeraX 1.8\bin\Lib\site-
    15811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15812 moveSegmentationPuck 
    15813 drawing_origin = self.drawingOrigin() 
    15814 ^^^^^^^^^^^^^^^^^^^^ 
    15815 File "D:\ChimeraX 1.8\bin\Lib\site-
    15816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15817 return self.drawingParentVolume().data.origin 
    15818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15819 AttributeError: 'NoneType' object has no attribute 'data' 
    15820  
    15821 AttributeError: 'NoneType' object has no attribute 'data' 
    15822  
    15823 File "D:\ChimeraX 1.8\bin\Lib\site-
    15824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15825 return self.drawingParentVolume().data.origin 
    15826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15827  
    15828 See log for complete Python traceback. 
    15829  
    15830 Traceback (most recent call last): 
    15831 File "D:\ChimeraX 1.8\bin\Lib\site-
    15832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15833 mouseMoveEvent 
    15834 self.moveSegmentationPuck(x, y, record_seg=False) 
    15835 File "D:\ChimeraX 1.8\bin\Lib\site-
    15836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15837 moveSegmentationPuck 
    15838 drawing_origin = self.drawingOrigin() 
    15839 ^^^^^^^^^^^^^^^^^^^^ 
    15840 File "D:\ChimeraX 1.8\bin\Lib\site-
    15841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15842 return self.drawingParentVolume().data.origin 
    15843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15844 AttributeError: 'NoneType' object has no attribute 'data' 
    15845  
    15846 AttributeError: 'NoneType' object has no attribute 'data' 
    15847  
    15848 File "D:\ChimeraX 1.8\bin\Lib\site-
    15849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15850 return self.drawingParentVolume().data.origin 
    15851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15852  
    15853 See log for complete Python traceback. 
    15854  
    15855 Traceback (most recent call last): 
    15856 File "D:\ChimeraX 1.8\bin\Lib\site-
    15857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15858 mouseMoveEvent 
    15859 self.moveSegmentationPuck(x, y, record_seg=False) 
    15860 File "D:\ChimeraX 1.8\bin\Lib\site-
    15861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15862 moveSegmentationPuck 
    15863 drawing_origin = self.drawingOrigin() 
    15864 ^^^^^^^^^^^^^^^^^^^^ 
    15865 File "D:\ChimeraX 1.8\bin\Lib\site-
    15866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15867 return self.drawingParentVolume().data.origin 
    15868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15869 AttributeError: 'NoneType' object has no attribute 'data' 
    15870  
    15871 AttributeError: 'NoneType' object has no attribute 'data' 
    15872  
    15873 File "D:\ChimeraX 1.8\bin\Lib\site-
    15874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15875 return self.drawingParentVolume().data.origin 
    15876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15877  
    15878 See log for complete Python traceback. 
    15879  
    15880 Traceback (most recent call last): 
    15881 File "D:\ChimeraX 1.8\bin\Lib\site-
    15882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15883 mouseMoveEvent 
    15884 self.moveSegmentationPuck(x, y, record_seg=False) 
    15885 File "D:\ChimeraX 1.8\bin\Lib\site-
    15886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15887 moveSegmentationPuck 
    15888 drawing_origin = self.drawingOrigin() 
    15889 ^^^^^^^^^^^^^^^^^^^^ 
    15890 File "D:\ChimeraX 1.8\bin\Lib\site-
    15891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15892 return self.drawingParentVolume().data.origin 
    15893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15894 AttributeError: 'NoneType' object has no attribute 'data' 
    15895  
    15896 AttributeError: 'NoneType' object has no attribute 'data' 
    15897  
    15898 File "D:\ChimeraX 1.8\bin\Lib\site-
    15899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15900 return self.drawingParentVolume().data.origin 
    15901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15902  
    15903 See log for complete Python traceback. 
    15904  
    15905 Traceback (most recent call last): 
    15906 File "D:\ChimeraX 1.8\bin\Lib\site-
    15907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15908 mouseMoveEvent 
    15909 self.moveSegmentationPuck(x, y, record_seg=False) 
    15910 File "D:\ChimeraX 1.8\bin\Lib\site-
    15911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15912 moveSegmentationPuck 
    15913 drawing_origin = self.drawingOrigin() 
    15914 ^^^^^^^^^^^^^^^^^^^^ 
    15915 File "D:\ChimeraX 1.8\bin\Lib\site-
    15916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15917 return self.drawingParentVolume().data.origin 
    15918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15919 AttributeError: 'NoneType' object has no attribute 'data' 
    15920  
    15921 AttributeError: 'NoneType' object has no attribute 'data' 
    15922  
    15923 File "D:\ChimeraX 1.8\bin\Lib\site-
    15924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15925 return self.drawingParentVolume().data.origin 
    15926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15927  
    15928 See log for complete Python traceback. 
    15929  
    15930 Traceback (most recent call last): 
    15931 File "D:\ChimeraX 1.8\bin\Lib\site-
    15932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15933 mouseMoveEvent 
    15934 self.moveSegmentationPuck(x, y, record_seg=False) 
    15935 File "D:\ChimeraX 1.8\bin\Lib\site-
    15936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15937 moveSegmentationPuck 
    15938 drawing_origin = self.drawingOrigin() 
    15939 ^^^^^^^^^^^^^^^^^^^^ 
    15940 File "D:\ChimeraX 1.8\bin\Lib\site-
    15941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15942 return self.drawingParentVolume().data.origin 
    15943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15944 AttributeError: 'NoneType' object has no attribute 'data' 
    15945  
    15946 AttributeError: 'NoneType' object has no attribute 'data' 
    15947  
    15948 File "D:\ChimeraX 1.8\bin\Lib\site-
    15949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15950 return self.drawingParentVolume().data.origin 
    15951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15952  
    15953 See log for complete Python traceback. 
    15954  
    15955 Traceback (most recent call last): 
    15956 File "D:\ChimeraX 1.8\bin\Lib\site-
    15957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15958 mouseMoveEvent 
    15959 self.moveSegmentationPuck(x, y, record_seg=False) 
    15960 File "D:\ChimeraX 1.8\bin\Lib\site-
    15961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15962 moveSegmentationPuck 
    15963 drawing_origin = self.drawingOrigin() 
    15964 ^^^^^^^^^^^^^^^^^^^^ 
    15965 File "D:\ChimeraX 1.8\bin\Lib\site-
    15966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15967 return self.drawingParentVolume().data.origin 
    15968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15969 AttributeError: 'NoneType' object has no attribute 'data' 
    15970  
    15971 AttributeError: 'NoneType' object has no attribute 'data' 
    15972  
    15973 File "D:\ChimeraX 1.8\bin\Lib\site-
    15974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15975 return self.drawingParentVolume().data.origin 
    15976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15977  
    15978 See log for complete Python traceback. 
    15979  
    15980 Traceback (most recent call last): 
    15981 File "D:\ChimeraX 1.8\bin\Lib\site-
    15982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    15983 mouseMoveEvent 
    15984 self.moveSegmentationPuck(x, y, record_seg=False) 
    15985 File "D:\ChimeraX 1.8\bin\Lib\site-
    15986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    15987 moveSegmentationPuck 
    15988 drawing_origin = self.drawingOrigin() 
    15989 ^^^^^^^^^^^^^^^^^^^^ 
    15990 File "D:\ChimeraX 1.8\bin\Lib\site-
    15991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    15992 return self.drawingParentVolume().data.origin 
    15993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    15994 AttributeError: 'NoneType' object has no attribute 'data' 
    15995  
    15996 AttributeError: 'NoneType' object has no attribute 'data' 
    15997  
    15998 File "D:\ChimeraX 1.8\bin\Lib\site-
    15999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16000 return self.drawingParentVolume().data.origin 
    16001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16002  
    16003 See log for complete Python traceback. 
    16004  
    16005 Traceback (most recent call last): 
    16006 File "D:\ChimeraX 1.8\bin\Lib\site-
    16007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16008 mouseMoveEvent 
    16009 self.moveSegmentationPuck(x, y, record_seg=False) 
    16010 File "D:\ChimeraX 1.8\bin\Lib\site-
    16011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16012 moveSegmentationPuck 
    16013 drawing_origin = self.drawingOrigin() 
    16014 ^^^^^^^^^^^^^^^^^^^^ 
    16015 File "D:\ChimeraX 1.8\bin\Lib\site-
    16016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16017 return self.drawingParentVolume().data.origin 
    16018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16019 AttributeError: 'NoneType' object has no attribute 'data' 
    16020  
    16021 AttributeError: 'NoneType' object has no attribute 'data' 
    16022  
    16023 File "D:\ChimeraX 1.8\bin\Lib\site-
    16024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16025 return self.drawingParentVolume().data.origin 
    16026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16027  
    16028 See log for complete Python traceback. 
    16029  
    16030 Traceback (most recent call last): 
    16031 File "D:\ChimeraX 1.8\bin\Lib\site-
    16032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16033 mouseMoveEvent 
    16034 self.moveSegmentationPuck(x, y, record_seg=False) 
    16035 File "D:\ChimeraX 1.8\bin\Lib\site-
    16036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16037 moveSegmentationPuck 
    16038 drawing_origin = self.drawingOrigin() 
    16039 ^^^^^^^^^^^^^^^^^^^^ 
    16040 File "D:\ChimeraX 1.8\bin\Lib\site-
    16041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16042 return self.drawingParentVolume().data.origin 
    16043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16044 AttributeError: 'NoneType' object has no attribute 'data' 
    16045  
    16046 AttributeError: 'NoneType' object has no attribute 'data' 
    16047  
    16048 File "D:\ChimeraX 1.8\bin\Lib\site-
    16049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16050 return self.drawingParentVolume().data.origin 
    16051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16052  
    16053 See log for complete Python traceback. 
    16054  
    16055 Traceback (most recent call last): 
    16056 File "D:\ChimeraX 1.8\bin\Lib\site-
    16057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16058 mouseMoveEvent 
    16059 self.moveSegmentationPuck(x, y, record_seg=False) 
    16060 File "D:\ChimeraX 1.8\bin\Lib\site-
    16061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16062 moveSegmentationPuck 
    16063 drawing_origin = self.drawingOrigin() 
    16064 ^^^^^^^^^^^^^^^^^^^^ 
    16065 File "D:\ChimeraX 1.8\bin\Lib\site-
    16066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16067 return self.drawingParentVolume().data.origin 
    16068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16069 AttributeError: 'NoneType' object has no attribute 'data' 
    16070  
    16071 AttributeError: 'NoneType' object has no attribute 'data' 
    16072  
    16073 File "D:\ChimeraX 1.8\bin\Lib\site-
    16074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16075 return self.drawingParentVolume().data.origin 
    16076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16077  
    16078 See log for complete Python traceback. 
    16079  
    16080 Traceback (most recent call last): 
    16081 File "D:\ChimeraX 1.8\bin\Lib\site-
    16082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16083 mouseMoveEvent 
    16084 self.moveSegmentationPuck(x, y, record_seg=False) 
    16085 File "D:\ChimeraX 1.8\bin\Lib\site-
    16086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16087 moveSegmentationPuck 
    16088 drawing_origin = self.drawingOrigin() 
    16089 ^^^^^^^^^^^^^^^^^^^^ 
    16090 File "D:\ChimeraX 1.8\bin\Lib\site-
    16091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16092 return self.drawingParentVolume().data.origin 
    16093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16094 AttributeError: 'NoneType' object has no attribute 'data' 
    16095  
    16096 AttributeError: 'NoneType' object has no attribute 'data' 
    16097  
    16098 File "D:\ChimeraX 1.8\bin\Lib\site-
    16099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16100 return self.drawingParentVolume().data.origin 
    16101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16102  
    16103 See log for complete Python traceback. 
    16104  
    16105 Traceback (most recent call last): 
    16106 File "D:\ChimeraX 1.8\bin\Lib\site-
    16107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16108 mouseMoveEvent 
    16109 self.moveSegmentationPuck(x, y, record_seg=False) 
    16110 File "D:\ChimeraX 1.8\bin\Lib\site-
    16111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16112 moveSegmentationPuck 
    16113 drawing_origin = self.drawingOrigin() 
    16114 ^^^^^^^^^^^^^^^^^^^^ 
    16115 File "D:\ChimeraX 1.8\bin\Lib\site-
    16116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16117 return self.drawingParentVolume().data.origin 
    16118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16119 AttributeError: 'NoneType' object has no attribute 'data' 
    16120  
    16121 AttributeError: 'NoneType' object has no attribute 'data' 
    16122  
    16123 File "D:\ChimeraX 1.8\bin\Lib\site-
    16124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16125 return self.drawingParentVolume().data.origin 
    16126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16127  
    16128 See log for complete Python traceback. 
    16129  
    16130 Traceback (most recent call last): 
    16131 File "D:\ChimeraX 1.8\bin\Lib\site-
    16132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16133 mouseMoveEvent 
    16134 self.moveSegmentationPuck(x, y, record_seg=False) 
    16135 File "D:\ChimeraX 1.8\bin\Lib\site-
    16136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16137 moveSegmentationPuck 
    16138 drawing_origin = self.drawingOrigin() 
    16139 ^^^^^^^^^^^^^^^^^^^^ 
    16140 File "D:\ChimeraX 1.8\bin\Lib\site-
    16141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16142 return self.drawingParentVolume().data.origin 
    16143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16144 AttributeError: 'NoneType' object has no attribute 'data' 
    16145  
    16146 AttributeError: 'NoneType' object has no attribute 'data' 
    16147  
    16148 File "D:\ChimeraX 1.8\bin\Lib\site-
    16149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16150 return self.drawingParentVolume().data.origin 
    16151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16152  
    16153 See log for complete Python traceback. 
    16154  
    16155 Traceback (most recent call last): 
    16156 File "D:\ChimeraX 1.8\bin\Lib\site-
    16157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16158 mouseMoveEvent 
    16159 self.moveSegmentationPuck(x, y, record_seg=False) 
    16160 File "D:\ChimeraX 1.8\bin\Lib\site-
    16161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16162 moveSegmentationPuck 
    16163 drawing_origin = self.drawingOrigin() 
    16164 ^^^^^^^^^^^^^^^^^^^^ 
    16165 File "D:\ChimeraX 1.8\bin\Lib\site-
    16166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16167 return self.drawingParentVolume().data.origin 
    16168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16169 AttributeError: 'NoneType' object has no attribute 'data' 
    16170  
    16171 AttributeError: 'NoneType' object has no attribute 'data' 
    16172  
    16173 File "D:\ChimeraX 1.8\bin\Lib\site-
    16174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16175 return self.drawingParentVolume().data.origin 
    16176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16177  
    16178 See log for complete Python traceback. 
    16179  
    16180 Traceback (most recent call last): 
    16181 File "D:\ChimeraX 1.8\bin\Lib\site-
    16182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16183 mouseMoveEvent 
    16184 self.moveSegmentationPuck(x, y, record_seg=False) 
    16185 File "D:\ChimeraX 1.8\bin\Lib\site-
    16186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16187 moveSegmentationPuck 
    16188 drawing_origin = self.drawingOrigin() 
    16189 ^^^^^^^^^^^^^^^^^^^^ 
    16190 File "D:\ChimeraX 1.8\bin\Lib\site-
    16191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16192 return self.drawingParentVolume().data.origin 
    16193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16194 AttributeError: 'NoneType' object has no attribute 'data' 
    16195  
    16196 AttributeError: 'NoneType' object has no attribute 'data' 
    16197  
    16198 File "D:\ChimeraX 1.8\bin\Lib\site-
    16199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16200 return self.drawingParentVolume().data.origin 
    16201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16202  
    16203 See log for complete Python traceback. 
    16204  
    16205 Traceback (most recent call last): 
    16206 File "D:\ChimeraX 1.8\bin\Lib\site-
    16207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16208 mouseMoveEvent 
    16209 self.moveSegmentationPuck(x, y, record_seg=False) 
    16210 File "D:\ChimeraX 1.8\bin\Lib\site-
    16211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16212 moveSegmentationPuck 
    16213 drawing_origin = self.drawingOrigin() 
    16214 ^^^^^^^^^^^^^^^^^^^^ 
    16215 File "D:\ChimeraX 1.8\bin\Lib\site-
    16216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16217 return self.drawingParentVolume().data.origin 
    16218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16219 AttributeError: 'NoneType' object has no attribute 'data' 
    16220  
    16221 AttributeError: 'NoneType' object has no attribute 'data' 
    16222  
    16223 File "D:\ChimeraX 1.8\bin\Lib\site-
    16224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16225 return self.drawingParentVolume().data.origin 
    16226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16227  
    16228 See log for complete Python traceback. 
    16229  
    16230 Traceback (most recent call last): 
    16231 File "D:\ChimeraX 1.8\bin\Lib\site-
    16232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16233 mouseMoveEvent 
    16234 self.moveSegmentationPuck(x, y, record_seg=False) 
    16235 File "D:\ChimeraX 1.8\bin\Lib\site-
    16236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16237 moveSegmentationPuck 
    16238 drawing_origin = self.drawingOrigin() 
    16239 ^^^^^^^^^^^^^^^^^^^^ 
    16240 File "D:\ChimeraX 1.8\bin\Lib\site-
    16241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16242 return self.drawingParentVolume().data.origin 
    16243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16244 AttributeError: 'NoneType' object has no attribute 'data' 
    16245  
    16246 AttributeError: 'NoneType' object has no attribute 'data' 
    16247  
    16248 File "D:\ChimeraX 1.8\bin\Lib\site-
    16249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16250 return self.drawingParentVolume().data.origin 
    16251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16252  
    16253 See log for complete Python traceback. 
    16254  
    16255 Traceback (most recent call last): 
    16256 File "D:\ChimeraX 1.8\bin\Lib\site-
    16257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16258 mouseMoveEvent 
    16259 self.moveSegmentationPuck(x, y, record_seg=False) 
    16260 File "D:\ChimeraX 1.8\bin\Lib\site-
    16261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16262 moveSegmentationPuck 
    16263 drawing_origin = self.drawingOrigin() 
    16264 ^^^^^^^^^^^^^^^^^^^^ 
    16265 File "D:\ChimeraX 1.8\bin\Lib\site-
    16266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16267 return self.drawingParentVolume().data.origin 
    16268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16269 AttributeError: 'NoneType' object has no attribute 'data' 
    16270  
    16271 AttributeError: 'NoneType' object has no attribute 'data' 
    16272  
    16273 File "D:\ChimeraX 1.8\bin\Lib\site-
    16274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16275 return self.drawingParentVolume().data.origin 
    16276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16277  
    16278 See log for complete Python traceback. 
    16279  
    16280 Traceback (most recent call last): 
    16281 File "D:\ChimeraX 1.8\bin\Lib\site-
    16282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16283 mouseMoveEvent 
    16284 self.moveSegmentationPuck(x, y, record_seg=False) 
    16285 File "D:\ChimeraX 1.8\bin\Lib\site-
    16286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16287 moveSegmentationPuck 
    16288 drawing_origin = self.drawingOrigin() 
    16289 ^^^^^^^^^^^^^^^^^^^^ 
    16290 File "D:\ChimeraX 1.8\bin\Lib\site-
    16291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16292 return self.drawingParentVolume().data.origin 
    16293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16294 AttributeError: 'NoneType' object has no attribute 'data' 
    16295  
    16296 AttributeError: 'NoneType' object has no attribute 'data' 
    16297  
    16298 File "D:\ChimeraX 1.8\bin\Lib\site-
    16299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16300 return self.drawingParentVolume().data.origin 
    16301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16302  
    16303 See log for complete Python traceback. 
    16304  
    16305 Traceback (most recent call last): 
    16306 File "D:\ChimeraX 1.8\bin\Lib\site-
    16307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16308 mouseMoveEvent 
    16309 self.moveSegmentationPuck(x, y, record_seg=False) 
    16310 File "D:\ChimeraX 1.8\bin\Lib\site-
    16311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16312 moveSegmentationPuck 
    16313 drawing_origin = self.drawingOrigin() 
    16314 ^^^^^^^^^^^^^^^^^^^^ 
    16315 File "D:\ChimeraX 1.8\bin\Lib\site-
    16316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16317 return self.drawingParentVolume().data.origin 
    16318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16319 AttributeError: 'NoneType' object has no attribute 'data' 
    16320  
    16321 AttributeError: 'NoneType' object has no attribute 'data' 
    16322  
    16323 File "D:\ChimeraX 1.8\bin\Lib\site-
    16324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16325 return self.drawingParentVolume().data.origin 
    16326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16327  
    16328 See log for complete Python traceback. 
    16329  
    16330 Traceback (most recent call last): 
    16331 File "D:\ChimeraX 1.8\bin\Lib\site-
    16332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16333 mouseMoveEvent 
    16334 self.moveSegmentationPuck(x, y, record_seg=False) 
    16335 File "D:\ChimeraX 1.8\bin\Lib\site-
    16336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16337 moveSegmentationPuck 
    16338 drawing_origin = self.drawingOrigin() 
    16339 ^^^^^^^^^^^^^^^^^^^^ 
    16340 File "D:\ChimeraX 1.8\bin\Lib\site-
    16341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16342 return self.drawingParentVolume().data.origin 
    16343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16344 AttributeError: 'NoneType' object has no attribute 'data' 
    16345  
    16346 AttributeError: 'NoneType' object has no attribute 'data' 
    16347  
    16348 File "D:\ChimeraX 1.8\bin\Lib\site-
    16349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16350 return self.drawingParentVolume().data.origin 
    16351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16352  
    16353 See log for complete Python traceback. 
    16354  
    16355 Traceback (most recent call last): 
    16356 File "D:\ChimeraX 1.8\bin\Lib\site-
    16357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16358 mouseMoveEvent 
    16359 self.moveSegmentationPuck(x, y, record_seg=False) 
    16360 File "D:\ChimeraX 1.8\bin\Lib\site-
    16361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16362 moveSegmentationPuck 
    16363 drawing_origin = self.drawingOrigin() 
    16364 ^^^^^^^^^^^^^^^^^^^^ 
    16365 File "D:\ChimeraX 1.8\bin\Lib\site-
    16366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16367 return self.drawingParentVolume().data.origin 
    16368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16369 AttributeError: 'NoneType' object has no attribute 'data' 
    16370  
    16371 AttributeError: 'NoneType' object has no attribute 'data' 
    16372  
    16373 File "D:\ChimeraX 1.8\bin\Lib\site-
    16374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16375 return self.drawingParentVolume().data.origin 
    16376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16377  
    16378 See log for complete Python traceback. 
    16379  
    16380 Traceback (most recent call last): 
    16381 File "D:\ChimeraX 1.8\bin\Lib\site-
    16382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16383 mouseMoveEvent 
    16384 self.moveSegmentationPuck(x, y, record_seg=False) 
    16385 File "D:\ChimeraX 1.8\bin\Lib\site-
    16386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16387 moveSegmentationPuck 
    16388 drawing_origin = self.drawingOrigin() 
    16389 ^^^^^^^^^^^^^^^^^^^^ 
    16390 File "D:\ChimeraX 1.8\bin\Lib\site-
    16391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16392 return self.drawingParentVolume().data.origin 
    16393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16394 AttributeError: 'NoneType' object has no attribute 'data' 
    16395  
    16396 AttributeError: 'NoneType' object has no attribute 'data' 
    16397  
    16398 File "D:\ChimeraX 1.8\bin\Lib\site-
    16399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16400 return self.drawingParentVolume().data.origin 
    16401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16402  
    16403 See log for complete Python traceback. 
    16404  
    16405 Traceback (most recent call last): 
    16406 File "D:\ChimeraX 1.8\bin\Lib\site-
    16407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16408 mouseMoveEvent 
    16409 self.moveSegmentationPuck(x, y, record_seg=False) 
    16410 File "D:\ChimeraX 1.8\bin\Lib\site-
    16411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16412 moveSegmentationPuck 
    16413 drawing_origin = self.drawingOrigin() 
    16414 ^^^^^^^^^^^^^^^^^^^^ 
    16415 File "D:\ChimeraX 1.8\bin\Lib\site-
    16416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16417 return self.drawingParentVolume().data.origin 
    16418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16419 AttributeError: 'NoneType' object has no attribute 'data' 
    16420  
    16421 AttributeError: 'NoneType' object has no attribute 'data' 
    16422  
    16423 File "D:\ChimeraX 1.8\bin\Lib\site-
    16424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16425 return self.drawingParentVolume().data.origin 
    16426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16427  
    16428 See log for complete Python traceback. 
    16429  
    16430 Traceback (most recent call last): 
    16431 File "D:\ChimeraX 1.8\bin\Lib\site-
    16432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16433 mouseMoveEvent 
    16434 self.moveSegmentationPuck(x, y, record_seg=False) 
    16435 File "D:\ChimeraX 1.8\bin\Lib\site-
    16436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16437 moveSegmentationPuck 
    16438 drawing_origin = self.drawingOrigin() 
    16439 ^^^^^^^^^^^^^^^^^^^^ 
    16440 File "D:\ChimeraX 1.8\bin\Lib\site-
    16441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16442 return self.drawingParentVolume().data.origin 
    16443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16444 AttributeError: 'NoneType' object has no attribute 'data' 
    16445  
    16446 AttributeError: 'NoneType' object has no attribute 'data' 
    16447  
    16448 File "D:\ChimeraX 1.8\bin\Lib\site-
    16449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16450 return self.drawingParentVolume().data.origin 
    16451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16452  
    16453 See log for complete Python traceback. 
    16454  
    16455 Traceback (most recent call last): 
    16456 File "D:\ChimeraX 1.8\bin\Lib\site-
    16457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16458 mouseMoveEvent 
    16459 self.moveSegmentationPuck(x, y, record_seg=False) 
    16460 File "D:\ChimeraX 1.8\bin\Lib\site-
    16461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16462 moveSegmentationPuck 
    16463 drawing_origin = self.drawingOrigin() 
    16464 ^^^^^^^^^^^^^^^^^^^^ 
    16465 File "D:\ChimeraX 1.8\bin\Lib\site-
    16466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16467 return self.drawingParentVolume().data.origin 
    16468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16469 AttributeError: 'NoneType' object has no attribute 'data' 
    16470  
    16471 AttributeError: 'NoneType' object has no attribute 'data' 
    16472  
    16473 File "D:\ChimeraX 1.8\bin\Lib\site-
    16474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16475 return self.drawingParentVolume().data.origin 
    16476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16477  
    16478 See log for complete Python traceback. 
    16479  
    16480 Traceback (most recent call last): 
    16481 File "D:\ChimeraX 1.8\bin\Lib\site-
    16482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16483 mouseMoveEvent 
    16484 self.moveSegmentationPuck(x, y, record_seg=False) 
    16485 File "D:\ChimeraX 1.8\bin\Lib\site-
    16486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16487 moveSegmentationPuck 
    16488 drawing_origin = self.drawingOrigin() 
    16489 ^^^^^^^^^^^^^^^^^^^^ 
    16490 File "D:\ChimeraX 1.8\bin\Lib\site-
    16491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16492 return self.drawingParentVolume().data.origin 
    16493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16494 AttributeError: 'NoneType' object has no attribute 'data' 
    16495  
    16496 AttributeError: 'NoneType' object has no attribute 'data' 
    16497  
    16498 File "D:\ChimeraX 1.8\bin\Lib\site-
    16499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16500 return self.drawingParentVolume().data.origin 
    16501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16502  
    16503 See log for complete Python traceback. 
    16504  
    16505 Traceback (most recent call last): 
    16506 File "D:\ChimeraX 1.8\bin\Lib\site-
    16507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16508 mouseMoveEvent 
    16509 self.moveSegmentationPuck(x, y, record_seg=False) 
    16510 File "D:\ChimeraX 1.8\bin\Lib\site-
    16511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16512 moveSegmentationPuck 
    16513 drawing_origin = self.drawingOrigin() 
    16514 ^^^^^^^^^^^^^^^^^^^^ 
    16515 File "D:\ChimeraX 1.8\bin\Lib\site-
    16516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16517 return self.drawingParentVolume().data.origin 
    16518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16519 AttributeError: 'NoneType' object has no attribute 'data' 
    16520  
    16521 AttributeError: 'NoneType' object has no attribute 'data' 
    16522  
    16523 File "D:\ChimeraX 1.8\bin\Lib\site-
    16524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16525 return self.drawingParentVolume().data.origin 
    16526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16527  
    16528 See log for complete Python traceback. 
    16529  
    16530 Traceback (most recent call last): 
    16531 File "D:\ChimeraX 1.8\bin\Lib\site-
    16532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16533 mouseMoveEvent 
    16534 self.moveSegmentationPuck(x, y, record_seg=False) 
    16535 File "D:\ChimeraX 1.8\bin\Lib\site-
    16536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16537 moveSegmentationPuck 
    16538 drawing_origin = self.drawingOrigin() 
    16539 ^^^^^^^^^^^^^^^^^^^^ 
    16540 File "D:\ChimeraX 1.8\bin\Lib\site-
    16541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16542 return self.drawingParentVolume().data.origin 
    16543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16544 AttributeError: 'NoneType' object has no attribute 'data' 
    16545  
    16546 AttributeError: 'NoneType' object has no attribute 'data' 
    16547  
    16548 File "D:\ChimeraX 1.8\bin\Lib\site-
    16549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16550 return self.drawingParentVolume().data.origin 
    16551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16552  
    16553 See log for complete Python traceback. 
    16554  
    16555 Traceback (most recent call last): 
    16556 File "D:\ChimeraX 1.8\bin\Lib\site-
    16557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16558 mouseMoveEvent 
    16559 self.moveSegmentationPuck(x, y, record_seg=False) 
    16560 File "D:\ChimeraX 1.8\bin\Lib\site-
    16561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16562 moveSegmentationPuck 
    16563 drawing_origin = self.drawingOrigin() 
    16564 ^^^^^^^^^^^^^^^^^^^^ 
    16565 File "D:\ChimeraX 1.8\bin\Lib\site-
    16566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16567 return self.drawingParentVolume().data.origin 
    16568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16569 AttributeError: 'NoneType' object has no attribute 'data' 
    16570  
    16571 AttributeError: 'NoneType' object has no attribute 'data' 
    16572  
    16573 File "D:\ChimeraX 1.8\bin\Lib\site-
    16574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16575 return self.drawingParentVolume().data.origin 
    16576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16577  
    16578 See log for complete Python traceback. 
    16579  
    16580 Traceback (most recent call last): 
    16581 File "D:\ChimeraX 1.8\bin\Lib\site-
    16582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16583 mouseMoveEvent 
    16584 self.moveSegmentationPuck(x, y, record_seg=False) 
    16585 File "D:\ChimeraX 1.8\bin\Lib\site-
    16586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16587 moveSegmentationPuck 
    16588 drawing_origin = self.drawingOrigin() 
    16589 ^^^^^^^^^^^^^^^^^^^^ 
    16590 File "D:\ChimeraX 1.8\bin\Lib\site-
    16591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16592 return self.drawingParentVolume().data.origin 
    16593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16594 AttributeError: 'NoneType' object has no attribute 'data' 
    16595  
    16596 AttributeError: 'NoneType' object has no attribute 'data' 
    16597  
    16598 File "D:\ChimeraX 1.8\bin\Lib\site-
    16599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16600 return self.drawingParentVolume().data.origin 
    16601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16602  
    16603 See log for complete Python traceback. 
    16604  
    16605 Traceback (most recent call last): 
    16606 File "D:\ChimeraX 1.8\bin\Lib\site-
    16607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16608 mouseMoveEvent 
    16609 self.moveSegmentationPuck(x, y, record_seg=False) 
    16610 File "D:\ChimeraX 1.8\bin\Lib\site-
    16611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16612 moveSegmentationPuck 
    16613 drawing_origin = self.drawingOrigin() 
    16614 ^^^^^^^^^^^^^^^^^^^^ 
    16615 File "D:\ChimeraX 1.8\bin\Lib\site-
    16616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16617 return self.drawingParentVolume().data.origin 
    16618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16619 AttributeError: 'NoneType' object has no attribute 'data' 
    16620  
    16621 AttributeError: 'NoneType' object has no attribute 'data' 
    16622  
    16623 File "D:\ChimeraX 1.8\bin\Lib\site-
    16624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16625 return self.drawingParentVolume().data.origin 
    16626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16627  
    16628 See log for complete Python traceback. 
    16629  
    16630 Traceback (most recent call last): 
    16631 File "D:\ChimeraX 1.8\bin\Lib\site-
    16632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16633 mouseMoveEvent 
    16634 self.moveSegmentationPuck(x, y, record_seg=False) 
    16635 File "D:\ChimeraX 1.8\bin\Lib\site-
    16636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16637 moveSegmentationPuck 
    16638 drawing_origin = self.drawingOrigin() 
    16639 ^^^^^^^^^^^^^^^^^^^^ 
    16640 File "D:\ChimeraX 1.8\bin\Lib\site-
    16641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16642 return self.drawingParentVolume().data.origin 
    16643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16644 AttributeError: 'NoneType' object has no attribute 'data' 
    16645  
    16646 AttributeError: 'NoneType' object has no attribute 'data' 
    16647  
    16648 File "D:\ChimeraX 1.8\bin\Lib\site-
    16649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16650 return self.drawingParentVolume().data.origin 
    16651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16652  
    16653 See log for complete Python traceback. 
    16654  
    16655 Traceback (most recent call last): 
    16656 File "D:\ChimeraX 1.8\bin\Lib\site-
    16657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16658 mouseMoveEvent 
    16659 self.moveSegmentationPuck(x, y, record_seg=False) 
    16660 File "D:\ChimeraX 1.8\bin\Lib\site-
    16661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16662 moveSegmentationPuck 
    16663 drawing_origin = self.drawingOrigin() 
    16664 ^^^^^^^^^^^^^^^^^^^^ 
    16665 File "D:\ChimeraX 1.8\bin\Lib\site-
    16666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16667 return self.drawingParentVolume().data.origin 
    16668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16669 AttributeError: 'NoneType' object has no attribute 'data' 
    16670  
    16671 AttributeError: 'NoneType' object has no attribute 'data' 
    16672  
    16673 File "D:\ChimeraX 1.8\bin\Lib\site-
    16674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16675 return self.drawingParentVolume().data.origin 
    16676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16677  
    16678 See log for complete Python traceback. 
    16679  
    16680 Traceback (most recent call last): 
    16681 File "D:\ChimeraX 1.8\bin\Lib\site-
    16682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16683 mouseMoveEvent 
    16684 self.moveSegmentationPuck(x, y, record_seg=False) 
    16685 File "D:\ChimeraX 1.8\bin\Lib\site-
    16686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16687 moveSegmentationPuck 
    16688 drawing_origin = self.drawingOrigin() 
    16689 ^^^^^^^^^^^^^^^^^^^^ 
    16690 File "D:\ChimeraX 1.8\bin\Lib\site-
    16691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16692 return self.drawingParentVolume().data.origin 
    16693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16694 AttributeError: 'NoneType' object has no attribute 'data' 
    16695  
    16696 AttributeError: 'NoneType' object has no attribute 'data' 
    16697  
    16698 File "D:\ChimeraX 1.8\bin\Lib\site-
    16699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16700 return self.drawingParentVolume().data.origin 
    16701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16702  
    16703 See log for complete Python traceback. 
    16704  
    16705 Traceback (most recent call last): 
    16706 File "D:\ChimeraX 1.8\bin\Lib\site-
    16707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1164, in
    16708 mouseMoveEvent 
    16709 self.moveSegmentationPuck(x, y, record_seg=False) 
    16710 File "D:\ChimeraX 1.8\bin\Lib\site-
    16711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16712 moveSegmentationPuck 
    16713 drawing_origin = self.drawingOrigin() 
    16714 ^^^^^^^^^^^^^^^^^^^^ 
    16715 File "D:\ChimeraX 1.8\bin\Lib\site-
    16716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16717 return self.drawingParentVolume().data.origin 
    16718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16719 AttributeError: 'NoneType' object has no attribute 'data' 
    16720  
    16721 AttributeError: 'NoneType' object has no attribute 'data' 
    16722  
    16723 File "D:\ChimeraX 1.8\bin\Lib\site-
    16724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16725 return self.drawingParentVolume().data.origin 
    16726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16727  
    16728 See log for complete Python traceback. 
    16729  
    16730 Traceback (most recent call last): 
    16731 File "D:\ChimeraX 1.8\bin\Lib\site-
    16732 packages\chimerax\segmentations\ui\orthoplanes.py", line 954, in
    16733 mousePressEvent 
    16734 self.moveSegmentationPuck(x, y, record_seg=True) 
    16735 File "D:\ChimeraX 1.8\bin\Lib\site-
    16736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16737 moveSegmentationPuck 
    16738 drawing_origin = self.drawingOrigin() 
    16739 ^^^^^^^^^^^^^^^^^^^^ 
    16740 File "D:\ChimeraX 1.8\bin\Lib\site-
    16741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16742 return self.drawingParentVolume().data.origin 
    16743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16744 AttributeError: 'NoneType' object has no attribute 'data' 
    16745  
    16746 AttributeError: 'NoneType' object has no attribute 'data' 
    16747  
    16748 File "D:\ChimeraX 1.8\bin\Lib\site-
    16749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16750 return self.drawingParentVolume().data.origin 
    16751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16752  
    16753 See log for complete Python traceback. 
    16754  
    16755 Traceback (most recent call last): 
    16756 File "D:\ChimeraX 1.8\bin\Lib\site-
    16757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    16758 mouseMoveEvent 
    16759 self.moveSegmentationPuck(x, y, record_seg=True) 
    16760 File "D:\ChimeraX 1.8\bin\Lib\site-
    16761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16762 moveSegmentationPuck 
    16763 drawing_origin = self.drawingOrigin() 
    16764 ^^^^^^^^^^^^^^^^^^^^ 
    16765 File "D:\ChimeraX 1.8\bin\Lib\site-
    16766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16767 return self.drawingParentVolume().data.origin 
    16768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16769 AttributeError: 'NoneType' object has no attribute 'data' 
    16770  
    16771 AttributeError: 'NoneType' object has no attribute 'data' 
    16772  
    16773 File "D:\ChimeraX 1.8\bin\Lib\site-
    16774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16775 return self.drawingParentVolume().data.origin 
    16776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16777  
    16778 See log for complete Python traceback. 
    16779  
    16780 Traceback (most recent call last): 
    16781 File "D:\ChimeraX 1.8\bin\Lib\site-
    16782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    16783 mouseMoveEvent 
    16784 self.moveSegmentationPuck(x, y, record_seg=True) 
    16785 File "D:\ChimeraX 1.8\bin\Lib\site-
    16786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16787 moveSegmentationPuck 
    16788 drawing_origin = self.drawingOrigin() 
    16789 ^^^^^^^^^^^^^^^^^^^^ 
    16790 File "D:\ChimeraX 1.8\bin\Lib\site-
    16791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16792 return self.drawingParentVolume().data.origin 
    16793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16794 AttributeError: 'NoneType' object has no attribute 'data' 
    16795  
    16796 AttributeError: 'NoneType' object has no attribute 'data' 
    16797  
    16798 File "D:\ChimeraX 1.8\bin\Lib\site-
    16799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16800 return self.drawingParentVolume().data.origin 
    16801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16802  
    16803 See log for complete Python traceback. 
    16804  
    16805 Traceback (most recent call last): 
    16806 File "D:\ChimeraX 1.8\bin\Lib\site-
    16807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    16808 mouseMoveEvent 
    16809 self.moveSegmentationPuck(x, y, record_seg=True) 
    16810 File "D:\ChimeraX 1.8\bin\Lib\site-
    16811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16812 moveSegmentationPuck 
    16813 drawing_origin = self.drawingOrigin() 
    16814 ^^^^^^^^^^^^^^^^^^^^ 
    16815 File "D:\ChimeraX 1.8\bin\Lib\site-
    16816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16817 return self.drawingParentVolume().data.origin 
    16818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16819 AttributeError: 'NoneType' object has no attribute 'data' 
    16820  
    16821 AttributeError: 'NoneType' object has no attribute 'data' 
    16822  
    16823 File "D:\ChimeraX 1.8\bin\Lib\site-
    16824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16825 return self.drawingParentVolume().data.origin 
    16826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16827  
    16828 See log for complete Python traceback. 
    16829  
    16830 Traceback (most recent call last): 
    16831 File "D:\ChimeraX 1.8\bin\Lib\site-
    16832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    16833 mouseMoveEvent 
    16834 self.moveSegmentationPuck(x, y, record_seg=True) 
    16835 File "D:\ChimeraX 1.8\bin\Lib\site-
    16836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16837 moveSegmentationPuck 
    16838 drawing_origin = self.drawingOrigin() 
    16839 ^^^^^^^^^^^^^^^^^^^^ 
    16840 File "D:\ChimeraX 1.8\bin\Lib\site-
    16841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16842 return self.drawingParentVolume().data.origin 
    16843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16844 AttributeError: 'NoneType' object has no attribute 'data' 
    16845  
    16846 AttributeError: 'NoneType' object has no attribute 'data' 
    16847  
    16848 File "D:\ChimeraX 1.8\bin\Lib\site-
    16849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16850 return self.drawingParentVolume().data.origin 
    16851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16852  
    16853 See log for complete Python traceback. 
    16854  
    16855 Traceback (most recent call last): 
    16856 File "D:\ChimeraX 1.8\bin\Lib\site-
    16857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    16858 mouseMoveEvent 
    16859 self.moveSegmentationPuck(x, y, record_seg=True) 
    16860 File "D:\ChimeraX 1.8\bin\Lib\site-
    16861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16862 moveSegmentationPuck 
    16863 drawing_origin = self.drawingOrigin() 
    16864 ^^^^^^^^^^^^^^^^^^^^ 
    16865 File "D:\ChimeraX 1.8\bin\Lib\site-
    16866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16867 return self.drawingParentVolume().data.origin 
    16868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16869 AttributeError: 'NoneType' object has no attribute 'data' 
    16870  
    16871 AttributeError: 'NoneType' object has no attribute 'data' 
    16872  
    16873 File "D:\ChimeraX 1.8\bin\Lib\site-
    16874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16875 return self.drawingParentVolume().data.origin 
    16876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16877  
    16878 See log for complete Python traceback. 
    16879  
    16880 Traceback (most recent call last): 
    16881 File "D:\ChimeraX 1.8\bin\Lib\site-
    16882 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    16883 mouseMoveEvent 
    16884 self.moveSegmentationPuck(x, y, record_seg=True) 
    16885 File "D:\ChimeraX 1.8\bin\Lib\site-
    16886 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16887 moveSegmentationPuck 
    16888 drawing_origin = self.drawingOrigin() 
    16889 ^^^^^^^^^^^^^^^^^^^^ 
    16890 File "D:\ChimeraX 1.8\bin\Lib\site-
    16891 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16892 return self.drawingParentVolume().data.origin 
    16893 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16894 AttributeError: 'NoneType' object has no attribute 'data' 
    16895  
    16896 AttributeError: 'NoneType' object has no attribute 'data' 
    16897  
    16898 File "D:\ChimeraX 1.8\bin\Lib\site-
    16899 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16900 return self.drawingParentVolume().data.origin 
    16901 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16902  
    16903 See log for complete Python traceback. 
    16904  
    16905 Traceback (most recent call last): 
    16906 File "D:\ChimeraX 1.8\bin\Lib\site-
    16907 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    16908 mouseMoveEvent 
    16909 self.moveSegmentationPuck(x, y, record_seg=True) 
    16910 File "D:\ChimeraX 1.8\bin\Lib\site-
    16911 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16912 moveSegmentationPuck 
    16913 drawing_origin = self.drawingOrigin() 
    16914 ^^^^^^^^^^^^^^^^^^^^ 
    16915 File "D:\ChimeraX 1.8\bin\Lib\site-
    16916 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16917 return self.drawingParentVolume().data.origin 
    16918 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16919 AttributeError: 'NoneType' object has no attribute 'data' 
    16920  
    16921 AttributeError: 'NoneType' object has no attribute 'data' 
    16922  
    16923 File "D:\ChimeraX 1.8\bin\Lib\site-
    16924 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16925 return self.drawingParentVolume().data.origin 
    16926 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16927  
    16928 See log for complete Python traceback. 
    16929  
    16930 Traceback (most recent call last): 
    16931 File "D:\ChimeraX 1.8\bin\Lib\site-
    16932 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    16933 mouseMoveEvent 
    16934 self.moveSegmentationPuck(x, y, record_seg=True) 
    16935 File "D:\ChimeraX 1.8\bin\Lib\site-
    16936 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16937 moveSegmentationPuck 
    16938 drawing_origin = self.drawingOrigin() 
    16939 ^^^^^^^^^^^^^^^^^^^^ 
    16940 File "D:\ChimeraX 1.8\bin\Lib\site-
    16941 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16942 return self.drawingParentVolume().data.origin 
    16943 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16944 AttributeError: 'NoneType' object has no attribute 'data' 
    16945  
    16946 AttributeError: 'NoneType' object has no attribute 'data' 
    16947  
    16948 File "D:\ChimeraX 1.8\bin\Lib\site-
    16949 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16950 return self.drawingParentVolume().data.origin 
    16951 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16952  
    16953 See log for complete Python traceback. 
    16954  
    16955 Traceback (most recent call last): 
    16956 File "D:\ChimeraX 1.8\bin\Lib\site-
    16957 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    16958 mouseMoveEvent 
    16959 self.moveSegmentationPuck(x, y, record_seg=True) 
    16960 File "D:\ChimeraX 1.8\bin\Lib\site-
    16961 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16962 moveSegmentationPuck 
    16963 drawing_origin = self.drawingOrigin() 
    16964 ^^^^^^^^^^^^^^^^^^^^ 
    16965 File "D:\ChimeraX 1.8\bin\Lib\site-
    16966 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16967 return self.drawingParentVolume().data.origin 
    16968 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16969 AttributeError: 'NoneType' object has no attribute 'data' 
    16970  
    16971 AttributeError: 'NoneType' object has no attribute 'data' 
    16972  
    16973 File "D:\ChimeraX 1.8\bin\Lib\site-
    16974 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16975 return self.drawingParentVolume().data.origin 
    16976 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16977  
    16978 See log for complete Python traceback. 
    16979  
    16980 Traceback (most recent call last): 
    16981 File "D:\ChimeraX 1.8\bin\Lib\site-
    16982 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    16983 mouseMoveEvent 
    16984 self.moveSegmentationPuck(x, y, record_seg=True) 
    16985 File "D:\ChimeraX 1.8\bin\Lib\site-
    16986 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    16987 moveSegmentationPuck 
    16988 drawing_origin = self.drawingOrigin() 
    16989 ^^^^^^^^^^^^^^^^^^^^ 
    16990 File "D:\ChimeraX 1.8\bin\Lib\site-
    16991 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    16992 return self.drawingParentVolume().data.origin 
    16993 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    16994 AttributeError: 'NoneType' object has no attribute 'data' 
    16995  
    16996 AttributeError: 'NoneType' object has no attribute 'data' 
    16997  
    16998 File "D:\ChimeraX 1.8\bin\Lib\site-
    16999 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17000 return self.drawingParentVolume().data.origin 
    17001 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17002  
    17003 See log for complete Python traceback. 
    17004  
    17005 Traceback (most recent call last): 
    17006 File "D:\ChimeraX 1.8\bin\Lib\site-
    17007 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17008 mouseMoveEvent 
    17009 self.moveSegmentationPuck(x, y, record_seg=True) 
    17010 File "D:\ChimeraX 1.8\bin\Lib\site-
    17011 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17012 moveSegmentationPuck 
    17013 drawing_origin = self.drawingOrigin() 
    17014 ^^^^^^^^^^^^^^^^^^^^ 
    17015 File "D:\ChimeraX 1.8\bin\Lib\site-
    17016 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17017 return self.drawingParentVolume().data.origin 
    17018 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17019 AttributeError: 'NoneType' object has no attribute 'data' 
    17020  
    17021 AttributeError: 'NoneType' object has no attribute 'data' 
    17022  
    17023 File "D:\ChimeraX 1.8\bin\Lib\site-
    17024 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17025 return self.drawingParentVolume().data.origin 
    17026 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17027  
    17028 See log for complete Python traceback. 
    17029  
    17030 Traceback (most recent call last): 
    17031 File "D:\ChimeraX 1.8\bin\Lib\site-
    17032 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17033 mouseMoveEvent 
    17034 self.moveSegmentationPuck(x, y, record_seg=True) 
    17035 File "D:\ChimeraX 1.8\bin\Lib\site-
    17036 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17037 moveSegmentationPuck 
    17038 drawing_origin = self.drawingOrigin() 
    17039 ^^^^^^^^^^^^^^^^^^^^ 
    17040 File "D:\ChimeraX 1.8\bin\Lib\site-
    17041 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17042 return self.drawingParentVolume().data.origin 
    17043 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17044 AttributeError: 'NoneType' object has no attribute 'data' 
    17045  
    17046 AttributeError: 'NoneType' object has no attribute 'data' 
    17047  
    17048 File "D:\ChimeraX 1.8\bin\Lib\site-
    17049 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17050 return self.drawingParentVolume().data.origin 
    17051 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17052  
    17053 See log for complete Python traceback. 
    17054  
    17055 Traceback (most recent call last): 
    17056 File "D:\ChimeraX 1.8\bin\Lib\site-
    17057 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17058 mouseMoveEvent 
    17059 self.moveSegmentationPuck(x, y, record_seg=True) 
    17060 File "D:\ChimeraX 1.8\bin\Lib\site-
    17061 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17062 moveSegmentationPuck 
    17063 drawing_origin = self.drawingOrigin() 
    17064 ^^^^^^^^^^^^^^^^^^^^ 
    17065 File "D:\ChimeraX 1.8\bin\Lib\site-
    17066 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17067 return self.drawingParentVolume().data.origin 
    17068 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17069 AttributeError: 'NoneType' object has no attribute 'data' 
    17070  
    17071 AttributeError: 'NoneType' object has no attribute 'data' 
    17072  
    17073 File "D:\ChimeraX 1.8\bin\Lib\site-
    17074 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17075 return self.drawingParentVolume().data.origin 
    17076 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17077  
    17078 See log for complete Python traceback. 
    17079  
    17080 Traceback (most recent call last): 
    17081 File "D:\ChimeraX 1.8\bin\Lib\site-
    17082 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17083 mouseMoveEvent 
    17084 self.moveSegmentationPuck(x, y, record_seg=True) 
    17085 File "D:\ChimeraX 1.8\bin\Lib\site-
    17086 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17087 moveSegmentationPuck 
    17088 drawing_origin = self.drawingOrigin() 
    17089 ^^^^^^^^^^^^^^^^^^^^ 
    17090 File "D:\ChimeraX 1.8\bin\Lib\site-
    17091 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17092 return self.drawingParentVolume().data.origin 
    17093 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17094 AttributeError: 'NoneType' object has no attribute 'data' 
    17095  
    17096 AttributeError: 'NoneType' object has no attribute 'data' 
    17097  
    17098 File "D:\ChimeraX 1.8\bin\Lib\site-
    17099 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17100 return self.drawingParentVolume().data.origin 
    17101 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17102  
    17103 See log for complete Python traceback. 
    17104  
    17105 Traceback (most recent call last): 
    17106 File "D:\ChimeraX 1.8\bin\Lib\site-
    17107 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17108 mouseMoveEvent 
    17109 self.moveSegmentationPuck(x, y, record_seg=True) 
    17110 File "D:\ChimeraX 1.8\bin\Lib\site-
    17111 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17112 moveSegmentationPuck 
    17113 drawing_origin = self.drawingOrigin() 
    17114 ^^^^^^^^^^^^^^^^^^^^ 
    17115 File "D:\ChimeraX 1.8\bin\Lib\site-
    17116 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17117 return self.drawingParentVolume().data.origin 
    17118 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17119 AttributeError: 'NoneType' object has no attribute 'data' 
    17120  
    17121 AttributeError: 'NoneType' object has no attribute 'data' 
    17122  
    17123 File "D:\ChimeraX 1.8\bin\Lib\site-
    17124 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17125 return self.drawingParentVolume().data.origin 
    17126 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17127  
    17128 See log for complete Python traceback. 
    17129  
    17130 Traceback (most recent call last): 
    17131 File "D:\ChimeraX 1.8\bin\Lib\site-
    17132 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17133 mouseMoveEvent 
    17134 self.moveSegmentationPuck(x, y, record_seg=True) 
    17135 File "D:\ChimeraX 1.8\bin\Lib\site-
    17136 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17137 moveSegmentationPuck 
    17138 drawing_origin = self.drawingOrigin() 
    17139 ^^^^^^^^^^^^^^^^^^^^ 
    17140 File "D:\ChimeraX 1.8\bin\Lib\site-
    17141 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17142 return self.drawingParentVolume().data.origin 
    17143 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17144 AttributeError: 'NoneType' object has no attribute 'data' 
    17145  
    17146 AttributeError: 'NoneType' object has no attribute 'data' 
    17147  
    17148 File "D:\ChimeraX 1.8\bin\Lib\site-
    17149 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17150 return self.drawingParentVolume().data.origin 
    17151 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17152  
    17153 See log for complete Python traceback. 
    17154  
    17155 Traceback (most recent call last): 
    17156 File "D:\ChimeraX 1.8\bin\Lib\site-
    17157 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17158 mouseMoveEvent 
    17159 self.moveSegmentationPuck(x, y, record_seg=True) 
    17160 File "D:\ChimeraX 1.8\bin\Lib\site-
    17161 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17162 moveSegmentationPuck 
    17163 drawing_origin = self.drawingOrigin() 
    17164 ^^^^^^^^^^^^^^^^^^^^ 
    17165 File "D:\ChimeraX 1.8\bin\Lib\site-
    17166 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17167 return self.drawingParentVolume().data.origin 
    17168 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17169 AttributeError: 'NoneType' object has no attribute 'data' 
    17170  
    17171 AttributeError: 'NoneType' object has no attribute 'data' 
    17172  
    17173 File "D:\ChimeraX 1.8\bin\Lib\site-
    17174 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17175 return self.drawingParentVolume().data.origin 
    17176 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17177  
    17178 See log for complete Python traceback. 
    17179  
    17180 Traceback (most recent call last): 
    17181 File "D:\ChimeraX 1.8\bin\Lib\site-
    17182 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17183 mouseMoveEvent 
    17184 self.moveSegmentationPuck(x, y, record_seg=True) 
    17185 File "D:\ChimeraX 1.8\bin\Lib\site-
    17186 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17187 moveSegmentationPuck 
    17188 drawing_origin = self.drawingOrigin() 
    17189 ^^^^^^^^^^^^^^^^^^^^ 
    17190 File "D:\ChimeraX 1.8\bin\Lib\site-
    17191 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17192 return self.drawingParentVolume().data.origin 
    17193 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17194 AttributeError: 'NoneType' object has no attribute 'data' 
    17195  
    17196 AttributeError: 'NoneType' object has no attribute 'data' 
    17197  
    17198 File "D:\ChimeraX 1.8\bin\Lib\site-
    17199 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17200 return self.drawingParentVolume().data.origin 
    17201 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17202  
    17203 See log for complete Python traceback. 
    17204  
    17205 Traceback (most recent call last): 
    17206 File "D:\ChimeraX 1.8\bin\Lib\site-
    17207 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17208 mouseMoveEvent 
    17209 self.moveSegmentationPuck(x, y, record_seg=True) 
    17210 File "D:\ChimeraX 1.8\bin\Lib\site-
    17211 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17212 moveSegmentationPuck 
    17213 drawing_origin = self.drawingOrigin() 
    17214 ^^^^^^^^^^^^^^^^^^^^ 
    17215 File "D:\ChimeraX 1.8\bin\Lib\site-
    17216 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17217 return self.drawingParentVolume().data.origin 
    17218 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17219 AttributeError: 'NoneType' object has no attribute 'data' 
    17220  
    17221 AttributeError: 'NoneType' object has no attribute 'data' 
    17222  
    17223 File "D:\ChimeraX 1.8\bin\Lib\site-
    17224 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17225 return self.drawingParentVolume().data.origin 
    17226 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17227  
    17228 See log for complete Python traceback. 
    17229  
    17230 Traceback (most recent call last): 
    17231 File "D:\ChimeraX 1.8\bin\Lib\site-
    17232 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17233 mouseMoveEvent 
    17234 self.moveSegmentationPuck(x, y, record_seg=True) 
    17235 File "D:\ChimeraX 1.8\bin\Lib\site-
    17236 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17237 moveSegmentationPuck 
    17238 drawing_origin = self.drawingOrigin() 
    17239 ^^^^^^^^^^^^^^^^^^^^ 
    17240 File "D:\ChimeraX 1.8\bin\Lib\site-
    17241 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17242 return self.drawingParentVolume().data.origin 
    17243 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17244 AttributeError: 'NoneType' object has no attribute 'data' 
    17245  
    17246 AttributeError: 'NoneType' object has no attribute 'data' 
    17247  
    17248 File "D:\ChimeraX 1.8\bin\Lib\site-
    17249 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17250 return self.drawingParentVolume().data.origin 
    17251 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17252  
    17253 See log for complete Python traceback. 
    17254  
    17255 Traceback (most recent call last): 
    17256 File "D:\ChimeraX 1.8\bin\Lib\site-
    17257 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17258 mouseMoveEvent 
    17259 self.moveSegmentationPuck(x, y, record_seg=True) 
    17260 File "D:\ChimeraX 1.8\bin\Lib\site-
    17261 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17262 moveSegmentationPuck 
    17263 drawing_origin = self.drawingOrigin() 
    17264 ^^^^^^^^^^^^^^^^^^^^ 
    17265 File "D:\ChimeraX 1.8\bin\Lib\site-
    17266 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17267 return self.drawingParentVolume().data.origin 
    17268 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17269 AttributeError: 'NoneType' object has no attribute 'data' 
    17270  
    17271 AttributeError: 'NoneType' object has no attribute 'data' 
    17272  
    17273 File "D:\ChimeraX 1.8\bin\Lib\site-
    17274 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17275 return self.drawingParentVolume().data.origin 
    17276 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17277  
    17278 See log for complete Python traceback. 
    17279  
    17280 Traceback (most recent call last): 
    17281 File "D:\ChimeraX 1.8\bin\Lib\site-
    17282 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17283 mouseMoveEvent 
    17284 self.moveSegmentationPuck(x, y, record_seg=True) 
    17285 File "D:\ChimeraX 1.8\bin\Lib\site-
    17286 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17287 moveSegmentationPuck 
    17288 drawing_origin = self.drawingOrigin() 
    17289 ^^^^^^^^^^^^^^^^^^^^ 
    17290 File "D:\ChimeraX 1.8\bin\Lib\site-
    17291 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17292 return self.drawingParentVolume().data.origin 
    17293 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17294 AttributeError: 'NoneType' object has no attribute 'data' 
    17295  
    17296 AttributeError: 'NoneType' object has no attribute 'data' 
    17297  
    17298 File "D:\ChimeraX 1.8\bin\Lib\site-
    17299 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17300 return self.drawingParentVolume().data.origin 
    17301 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17302  
    17303 See log for complete Python traceback. 
    17304  
    17305 Traceback (most recent call last): 
    17306 File "D:\ChimeraX 1.8\bin\Lib\site-
    17307 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17308 mouseMoveEvent 
    17309 self.moveSegmentationPuck(x, y, record_seg=True) 
    17310 File "D:\ChimeraX 1.8\bin\Lib\site-
    17311 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17312 moveSegmentationPuck 
    17313 drawing_origin = self.drawingOrigin() 
    17314 ^^^^^^^^^^^^^^^^^^^^ 
    17315 File "D:\ChimeraX 1.8\bin\Lib\site-
    17316 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17317 return self.drawingParentVolume().data.origin 
    17318 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17319 AttributeError: 'NoneType' object has no attribute 'data' 
    17320  
    17321 AttributeError: 'NoneType' object has no attribute 'data' 
    17322  
    17323 File "D:\ChimeraX 1.8\bin\Lib\site-
    17324 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17325 return self.drawingParentVolume().data.origin 
    17326 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17327  
    17328 See log for complete Python traceback. 
    17329  
    17330 Traceback (most recent call last): 
    17331 File "D:\ChimeraX 1.8\bin\Lib\site-
    17332 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17333 mouseMoveEvent 
    17334 self.moveSegmentationPuck(x, y, record_seg=True) 
    17335 File "D:\ChimeraX 1.8\bin\Lib\site-
    17336 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17337 moveSegmentationPuck 
    17338 drawing_origin = self.drawingOrigin() 
    17339 ^^^^^^^^^^^^^^^^^^^^ 
    17340 File "D:\ChimeraX 1.8\bin\Lib\site-
    17341 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17342 return self.drawingParentVolume().data.origin 
    17343 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17344 AttributeError: 'NoneType' object has no attribute 'data' 
    17345  
    17346 AttributeError: 'NoneType' object has no attribute 'data' 
    17347  
    17348 File "D:\ChimeraX 1.8\bin\Lib\site-
    17349 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17350 return self.drawingParentVolume().data.origin 
    17351 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17352  
    17353 See log for complete Python traceback. 
    17354  
    17355 Traceback (most recent call last): 
    17356 File "D:\ChimeraX 1.8\bin\Lib\site-
    17357 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17358 mouseMoveEvent 
    17359 self.moveSegmentationPuck(x, y, record_seg=True) 
    17360 File "D:\ChimeraX 1.8\bin\Lib\site-
    17361 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17362 moveSegmentationPuck 
    17363 drawing_origin = self.drawingOrigin() 
    17364 ^^^^^^^^^^^^^^^^^^^^ 
    17365 File "D:\ChimeraX 1.8\bin\Lib\site-
    17366 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17367 return self.drawingParentVolume().data.origin 
    17368 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17369 AttributeError: 'NoneType' object has no attribute 'data' 
    17370  
    17371 AttributeError: 'NoneType' object has no attribute 'data' 
    17372  
    17373 File "D:\ChimeraX 1.8\bin\Lib\site-
    17374 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17375 return self.drawingParentVolume().data.origin 
    17376 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17377  
    17378 See log for complete Python traceback. 
    17379  
    17380 Traceback (most recent call last): 
    17381 File "D:\ChimeraX 1.8\bin\Lib\site-
    17382 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17383 mouseMoveEvent 
    17384 self.moveSegmentationPuck(x, y, record_seg=True) 
    17385 File "D:\ChimeraX 1.8\bin\Lib\site-
    17386 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17387 moveSegmentationPuck 
    17388 drawing_origin = self.drawingOrigin() 
    17389 ^^^^^^^^^^^^^^^^^^^^ 
    17390 File "D:\ChimeraX 1.8\bin\Lib\site-
    17391 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17392 return self.drawingParentVolume().data.origin 
    17393 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17394 AttributeError: 'NoneType' object has no attribute 'data' 
    17395  
    17396 AttributeError: 'NoneType' object has no attribute 'data' 
    17397  
    17398 File "D:\ChimeraX 1.8\bin\Lib\site-
    17399 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17400 return self.drawingParentVolume().data.origin 
    17401 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17402  
    17403 See log for complete Python traceback. 
    17404  
    17405 Traceback (most recent call last): 
    17406 File "D:\ChimeraX 1.8\bin\Lib\site-
    17407 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17408 mouseMoveEvent 
    17409 self.moveSegmentationPuck(x, y, record_seg=True) 
    17410 File "D:\ChimeraX 1.8\bin\Lib\site-
    17411 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17412 moveSegmentationPuck 
    17413 drawing_origin = self.drawingOrigin() 
    17414 ^^^^^^^^^^^^^^^^^^^^ 
    17415 File "D:\ChimeraX 1.8\bin\Lib\site-
    17416 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17417 return self.drawingParentVolume().data.origin 
    17418 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17419 AttributeError: 'NoneType' object has no attribute 'data' 
    17420  
    17421 AttributeError: 'NoneType' object has no attribute 'data' 
    17422  
    17423 File "D:\ChimeraX 1.8\bin\Lib\site-
    17424 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17425 return self.drawingParentVolume().data.origin 
    17426 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17427  
    17428 See log for complete Python traceback. 
    17429  
    17430 Traceback (most recent call last): 
    17431 File "D:\ChimeraX 1.8\bin\Lib\site-
    17432 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17433 mouseMoveEvent 
    17434 self.moveSegmentationPuck(x, y, record_seg=True) 
    17435 File "D:\ChimeraX 1.8\bin\Lib\site-
    17436 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17437 moveSegmentationPuck 
    17438 drawing_origin = self.drawingOrigin() 
    17439 ^^^^^^^^^^^^^^^^^^^^ 
    17440 File "D:\ChimeraX 1.8\bin\Lib\site-
    17441 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17442 return self.drawingParentVolume().data.origin 
    17443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17444 AttributeError: 'NoneType' object has no attribute 'data' 
    17445  
    17446 AttributeError: 'NoneType' object has no attribute 'data' 
    17447  
    17448 File "D:\ChimeraX 1.8\bin\Lib\site-
    17449 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17450 return self.drawingParentVolume().data.origin 
    17451 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17452  
    17453 See log for complete Python traceback. 
    17454  
    17455 Traceback (most recent call last): 
    17456 File "D:\ChimeraX 1.8\bin\Lib\site-
    17457 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17458 mouseMoveEvent 
    17459 self.moveSegmentationPuck(x, y, record_seg=True) 
    17460 File "D:\ChimeraX 1.8\bin\Lib\site-
    17461 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17462 moveSegmentationPuck 
    17463 drawing_origin = self.drawingOrigin() 
    17464 ^^^^^^^^^^^^^^^^^^^^ 
    17465 File "D:\ChimeraX 1.8\bin\Lib\site-
    17466 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17467 return self.drawingParentVolume().data.origin 
    17468 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17469 AttributeError: 'NoneType' object has no attribute 'data' 
    17470  
    17471 AttributeError: 'NoneType' object has no attribute 'data' 
    17472  
    17473 File "D:\ChimeraX 1.8\bin\Lib\site-
    17474 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17475 return self.drawingParentVolume().data.origin 
    17476 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17477  
    17478 See log for complete Python traceback. 
    17479  
    17480 Traceback (most recent call last): 
    17481 File "D:\ChimeraX 1.8\bin\Lib\site-
    17482 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17483 mouseMoveEvent 
    17484 self.moveSegmentationPuck(x, y, record_seg=True) 
    17485 File "D:\ChimeraX 1.8\bin\Lib\site-
    17486 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17487 moveSegmentationPuck 
    17488 drawing_origin = self.drawingOrigin() 
    17489 ^^^^^^^^^^^^^^^^^^^^ 
    17490 File "D:\ChimeraX 1.8\bin\Lib\site-
    17491 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17492 return self.drawingParentVolume().data.origin 
    17493 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17494 AttributeError: 'NoneType' object has no attribute 'data' 
    17495  
    17496 AttributeError: 'NoneType' object has no attribute 'data' 
    17497  
    17498 File "D:\ChimeraX 1.8\bin\Lib\site-
    17499 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17500 return self.drawingParentVolume().data.origin 
    17501 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17502  
    17503 See log for complete Python traceback. 
    17504  
    17505 Traceback (most recent call last): 
    17506 File "D:\ChimeraX 1.8\bin\Lib\site-
    17507 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17508 mouseMoveEvent 
    17509 self.moveSegmentationPuck(x, y, record_seg=True) 
    17510 File "D:\ChimeraX 1.8\bin\Lib\site-
    17511 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17512 moveSegmentationPuck 
    17513 drawing_origin = self.drawingOrigin() 
    17514 ^^^^^^^^^^^^^^^^^^^^ 
    17515 File "D:\ChimeraX 1.8\bin\Lib\site-
    17516 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17517 return self.drawingParentVolume().data.origin 
    17518 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17519 AttributeError: 'NoneType' object has no attribute 'data' 
    17520  
    17521 AttributeError: 'NoneType' object has no attribute 'data' 
    17522  
    17523 File "D:\ChimeraX 1.8\bin\Lib\site-
    17524 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17525 return self.drawingParentVolume().data.origin 
    17526 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17527  
    17528 See log for complete Python traceback. 
    17529  
    17530 Traceback (most recent call last): 
    17531 File "D:\ChimeraX 1.8\bin\Lib\site-
    17532 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17533 mouseMoveEvent 
    17534 self.moveSegmentationPuck(x, y, record_seg=True) 
    17535 File "D:\ChimeraX 1.8\bin\Lib\site-
    17536 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17537 moveSegmentationPuck 
    17538 drawing_origin = self.drawingOrigin() 
    17539 ^^^^^^^^^^^^^^^^^^^^ 
    17540 File "D:\ChimeraX 1.8\bin\Lib\site-
    17541 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17542 return self.drawingParentVolume().data.origin 
    17543 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17544 AttributeError: 'NoneType' object has no attribute 'data' 
    17545  
    17546 AttributeError: 'NoneType' object has no attribute 'data' 
    17547  
    17548 File "D:\ChimeraX 1.8\bin\Lib\site-
    17549 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17550 return self.drawingParentVolume().data.origin 
    17551 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17552  
    17553 See log for complete Python traceback. 
    17554  
    17555 Traceback (most recent call last): 
    17556 File "D:\ChimeraX 1.8\bin\Lib\site-
    17557 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17558 mouseMoveEvent 
    17559 self.moveSegmentationPuck(x, y, record_seg=True) 
    17560 File "D:\ChimeraX 1.8\bin\Lib\site-
    17561 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17562 moveSegmentationPuck 
    17563 drawing_origin = self.drawingOrigin() 
    17564 ^^^^^^^^^^^^^^^^^^^^ 
    17565 File "D:\ChimeraX 1.8\bin\Lib\site-
    17566 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17567 return self.drawingParentVolume().data.origin 
    17568 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17569 AttributeError: 'NoneType' object has no attribute 'data' 
    17570  
    17571 AttributeError: 'NoneType' object has no attribute 'data' 
    17572  
    17573 File "D:\ChimeraX 1.8\bin\Lib\site-
    17574 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17575 return self.drawingParentVolume().data.origin 
    17576 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17577  
    17578 See log for complete Python traceback. 
    17579  
    17580 Traceback (most recent call last): 
    17581 File "D:\ChimeraX 1.8\bin\Lib\site-
    17582 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17583 mouseMoveEvent 
    17584 self.moveSegmentationPuck(x, y, record_seg=True) 
    17585 File "D:\ChimeraX 1.8\bin\Lib\site-
    17586 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17587 moveSegmentationPuck 
    17588 drawing_origin = self.drawingOrigin() 
    17589 ^^^^^^^^^^^^^^^^^^^^ 
    17590 File "D:\ChimeraX 1.8\bin\Lib\site-
    17591 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17592 return self.drawingParentVolume().data.origin 
    17593 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17594 AttributeError: 'NoneType' object has no attribute 'data' 
    17595  
    17596 AttributeError: 'NoneType' object has no attribute 'data' 
    17597  
    17598 File "D:\ChimeraX 1.8\bin\Lib\site-
    17599 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17600 return self.drawingParentVolume().data.origin 
    17601 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17602  
    17603 See log for complete Python traceback. 
    17604  
    17605 Traceback (most recent call last): 
    17606 File "D:\ChimeraX 1.8\bin\Lib\site-
    17607 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17608 mouseMoveEvent 
    17609 self.moveSegmentationPuck(x, y, record_seg=True) 
    17610 File "D:\ChimeraX 1.8\bin\Lib\site-
    17611 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17612 moveSegmentationPuck 
    17613 drawing_origin = self.drawingOrigin() 
    17614 ^^^^^^^^^^^^^^^^^^^^ 
    17615 File "D:\ChimeraX 1.8\bin\Lib\site-
    17616 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17617 return self.drawingParentVolume().data.origin 
    17618 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17619 AttributeError: 'NoneType' object has no attribute 'data' 
    17620  
    17621 AttributeError: 'NoneType' object has no attribute 'data' 
    17622  
    17623 File "D:\ChimeraX 1.8\bin\Lib\site-
    17624 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17625 return self.drawingParentVolume().data.origin 
    17626 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17627  
    17628 See log for complete Python traceback. 
    17629  
    17630 Traceback (most recent call last): 
    17631 File "D:\ChimeraX 1.8\bin\Lib\site-
    17632 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17633 mouseMoveEvent 
    17634 self.moveSegmentationPuck(x, y, record_seg=True) 
    17635 File "D:\ChimeraX 1.8\bin\Lib\site-
    17636 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17637 moveSegmentationPuck 
    17638 drawing_origin = self.drawingOrigin() 
    17639 ^^^^^^^^^^^^^^^^^^^^ 
    17640 File "D:\ChimeraX 1.8\bin\Lib\site-
    17641 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17642 return self.drawingParentVolume().data.origin 
    17643 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17644 AttributeError: 'NoneType' object has no attribute 'data' 
    17645  
    17646 AttributeError: 'NoneType' object has no attribute 'data' 
    17647  
    17648 File "D:\ChimeraX 1.8\bin\Lib\site-
    17649 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17650 return self.drawingParentVolume().data.origin 
    17651 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17652  
    17653 See log for complete Python traceback. 
    17654  
    17655 Traceback (most recent call last): 
    17656 File "D:\ChimeraX 1.8\bin\Lib\site-
    17657 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17658 mouseMoveEvent 
    17659 self.moveSegmentationPuck(x, y, record_seg=True) 
    17660 File "D:\ChimeraX 1.8\bin\Lib\site-
    17661 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17662 moveSegmentationPuck 
    17663 drawing_origin = self.drawingOrigin() 
    17664 ^^^^^^^^^^^^^^^^^^^^ 
    17665 File "D:\ChimeraX 1.8\bin\Lib\site-
    17666 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17667 return self.drawingParentVolume().data.origin 
    17668 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17669 AttributeError: 'NoneType' object has no attribute 'data' 
    17670  
    17671 AttributeError: 'NoneType' object has no attribute 'data' 
    17672  
    17673 File "D:\ChimeraX 1.8\bin\Lib\site-
    17674 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17675 return self.drawingParentVolume().data.origin 
    17676 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17677  
    17678 See log for complete Python traceback. 
    17679  
    17680 Traceback (most recent call last): 
    17681 File "D:\ChimeraX 1.8\bin\Lib\site-
    17682 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17683 mouseMoveEvent 
    17684 self.moveSegmentationPuck(x, y, record_seg=True) 
    17685 File "D:\ChimeraX 1.8\bin\Lib\site-
    17686 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17687 moveSegmentationPuck 
    17688 drawing_origin = self.drawingOrigin() 
    17689 ^^^^^^^^^^^^^^^^^^^^ 
    17690 File "D:\ChimeraX 1.8\bin\Lib\site-
    17691 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17692 return self.drawingParentVolume().data.origin 
    17693 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17694 AttributeError: 'NoneType' object has no attribute 'data' 
    17695  
    17696 AttributeError: 'NoneType' object has no attribute 'data' 
    17697  
    17698 File "D:\ChimeraX 1.8\bin\Lib\site-
    17699 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17700 return self.drawingParentVolume().data.origin 
    17701 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17702  
    17703 See log for complete Python traceback. 
    17704  
    17705 Traceback (most recent call last): 
    17706 File "D:\ChimeraX 1.8\bin\Lib\site-
    17707 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17708 mouseMoveEvent 
    17709 self.moveSegmentationPuck(x, y, record_seg=True) 
    17710 File "D:\ChimeraX 1.8\bin\Lib\site-
    17711 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17712 moveSegmentationPuck 
    17713 drawing_origin = self.drawingOrigin() 
    17714 ^^^^^^^^^^^^^^^^^^^^ 
    17715 File "D:\ChimeraX 1.8\bin\Lib\site-
    17716 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17717 return self.drawingParentVolume().data.origin 
    17718 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17719 AttributeError: 'NoneType' object has no attribute 'data' 
    17720  
    17721 AttributeError: 'NoneType' object has no attribute 'data' 
    17722  
    17723 File "D:\ChimeraX 1.8\bin\Lib\site-
    17724 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17725 return self.drawingParentVolume().data.origin 
    17726 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17727  
    17728 See log for complete Python traceback. 
    17729  
    17730 Traceback (most recent call last): 
    17731 File "D:\ChimeraX 1.8\bin\Lib\site-
    17732 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17733 mouseMoveEvent 
    17734 self.moveSegmentationPuck(x, y, record_seg=True) 
    17735 File "D:\ChimeraX 1.8\bin\Lib\site-
    17736 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17737 moveSegmentationPuck 
    17738 drawing_origin = self.drawingOrigin() 
    17739 ^^^^^^^^^^^^^^^^^^^^ 
    17740 File "D:\ChimeraX 1.8\bin\Lib\site-
    17741 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17742 return self.drawingParentVolume().data.origin 
    17743 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17744 AttributeError: 'NoneType' object has no attribute 'data' 
    17745  
    17746 AttributeError: 'NoneType' object has no attribute 'data' 
    17747  
    17748 File "D:\ChimeraX 1.8\bin\Lib\site-
    17749 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17750 return self.drawingParentVolume().data.origin 
    17751 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17752  
    17753 See log for complete Python traceback. 
    17754  
    17755 Traceback (most recent call last): 
    17756 File "D:\ChimeraX 1.8\bin\Lib\site-
    17757 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17758 mouseMoveEvent 
    17759 self.moveSegmentationPuck(x, y, record_seg=True) 
    17760 File "D:\ChimeraX 1.8\bin\Lib\site-
    17761 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17762 moveSegmentationPuck 
    17763 drawing_origin = self.drawingOrigin() 
    17764 ^^^^^^^^^^^^^^^^^^^^ 
    17765 File "D:\ChimeraX 1.8\bin\Lib\site-
    17766 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17767 return self.drawingParentVolume().data.origin 
    17768 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17769 AttributeError: 'NoneType' object has no attribute 'data' 
    17770  
    17771 AttributeError: 'NoneType' object has no attribute 'data' 
    17772  
    17773 File "D:\ChimeraX 1.8\bin\Lib\site-
    17774 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17775 return self.drawingParentVolume().data.origin 
    17776 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17777  
    17778 See log for complete Python traceback. 
    17779  
    17780 Traceback (most recent call last): 
    17781 File "D:\ChimeraX 1.8\bin\Lib\site-
    17782 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17783 mouseMoveEvent 
    17784 self.moveSegmentationPuck(x, y, record_seg=True) 
    17785 File "D:\ChimeraX 1.8\bin\Lib\site-
    17786 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17787 moveSegmentationPuck 
    17788 drawing_origin = self.drawingOrigin() 
    17789 ^^^^^^^^^^^^^^^^^^^^ 
    17790 File "D:\ChimeraX 1.8\bin\Lib\site-
    17791 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17792 return self.drawingParentVolume().data.origin 
    17793 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17794 AttributeError: 'NoneType' object has no attribute 'data' 
    17795  
    17796 AttributeError: 'NoneType' object has no attribute 'data' 
    17797  
    17798 File "D:\ChimeraX 1.8\bin\Lib\site-
    17799 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17800 return self.drawingParentVolume().data.origin 
    17801 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17802  
    17803 See log for complete Python traceback. 
    17804  
    17805 Traceback (most recent call last): 
    17806 File "D:\ChimeraX 1.8\bin\Lib\site-
    17807 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17808 mouseMoveEvent 
    17809 self.moveSegmentationPuck(x, y, record_seg=True) 
    17810 File "D:\ChimeraX 1.8\bin\Lib\site-
    17811 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17812 moveSegmentationPuck 
    17813 drawing_origin = self.drawingOrigin() 
    17814 ^^^^^^^^^^^^^^^^^^^^ 
    17815 File "D:\ChimeraX 1.8\bin\Lib\site-
    17816 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17817 return self.drawingParentVolume().data.origin 
    17818 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17819 AttributeError: 'NoneType' object has no attribute 'data' 
    17820  
    17821 AttributeError: 'NoneType' object has no attribute 'data' 
    17822  
    17823 File "D:\ChimeraX 1.8\bin\Lib\site-
    17824 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17825 return self.drawingParentVolume().data.origin 
    17826 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17827  
    17828 See log for complete Python traceback. 
    17829  
    17830 Traceback (most recent call last): 
    17831 File "D:\ChimeraX 1.8\bin\Lib\site-
    17832 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17833 mouseMoveEvent 
    17834 self.moveSegmentationPuck(x, y, record_seg=True) 
    17835 File "D:\ChimeraX 1.8\bin\Lib\site-
    17836 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17837 moveSegmentationPuck 
    17838 drawing_origin = self.drawingOrigin() 
    17839 ^^^^^^^^^^^^^^^^^^^^ 
    17840 File "D:\ChimeraX 1.8\bin\Lib\site-
    17841 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17842 return self.drawingParentVolume().data.origin 
    17843 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17844 AttributeError: 'NoneType' object has no attribute 'data' 
    17845  
    17846 AttributeError: 'NoneType' object has no attribute 'data' 
    17847  
    17848 File "D:\ChimeraX 1.8\bin\Lib\site-
    17849 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17850 return self.drawingParentVolume().data.origin 
    17851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17852  
    17853 See log for complete Python traceback. 
    17854  
    17855 Traceback (most recent call last): 
    17856 File "D:\ChimeraX 1.8\bin\Lib\site-
    17857 packages\chimerax\segmentations\ui\orthoplanes.py", line 1204, in
    17858 mouseMoveEvent 
    17859 self.moveSegmentationPuck(x, y, record_seg=True) 
    17860 File "D:\ChimeraX 1.8\bin\Lib\site-
    17861 packages\chimerax\segmentations\ui\orthoplanes.py", line 1091, in
    17862 moveSegmentationPuck 
    17863 drawing_origin = self.drawingOrigin() 
    17864 ^^^^^^^^^^^^^^^^^^^^ 
    17865 File "D:\ChimeraX 1.8\bin\Lib\site-
    17866 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17867 return self.drawingParentVolume().data.origin 
    17868 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17869 AttributeError: 'NoneType' object has no attribute 'data' 
    17870  
    17871 AttributeError: 'NoneType' object has no attribute 'data' 
    17872  
    17873 File "D:\ChimeraX 1.8\bin\Lib\site-
    17874 packages\chimerax\segmentations\ui\orthoplanes.py", line 653, in drawingOrigin 
    17875 return self.drawingParentVolume().data.origin 
    17876 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 
    17877  
    17878 See log for complete Python traceback. 
    17879  
    178802757Traceback (most recent call last): 
    178812758File "D:\ChimeraX 1.8\bin\Lib\site-