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#16357 closed defect (fixed)

ui view fourup: ZeroDivisionError

Reported by:	chimerax-bug-report@…	Owned by:	Zach Pearson
Priority:	normal	Milestone:
Component:	DICOM	Version:
Keywords:		Cc:
Blocked By:		Blocking:
Notify when closed:		Platform:	all
Project:	ChimeraX

Description

The following bug report has been submitted:
Platform:        Linux-6.11.0-9-generic-x86_64-with-glibc2.40
ChimeraX Version: 1.9rc202411061937 (2024-11-06 19:37:44 UTC)
Description
Replace this text with list of actions that caused this problem to occur

Log:
Startup Messages  
---  
note | available bundle cache has not been initialized yet  
  
UCSF ChimeraX version: 1.9rc202411061937 (2024-11-06)  
© 2016-2024 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open /home/sunaree/Downloads/testRMready/outGBAExt.mrc format mrc

Opened outGBAExt.mrc as #1, grid size 485,485,485, pixel 0.5, shown at level
0.0104, step 2, values float32  

> volume #1 level 1.618

> close #1

> open "/home/sunaree/Desktop/GBA2-Ying 20Nov2024/GBA_sharpened-Ying.mrc"

Opened GBA_sharpened-Ying.mrc as #1, grid size 256,256,256, pixel 0.95, shown
at level 0.19, step 1, values float32  

> ui tool show Segmentations

> ui view fourup

> segmentations mouseModes false

Mouse bindings not saved; ignoring 'mouseModes false'  

> ui view fourup

Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 899, in event  
self.enterEvent()  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 923, in enterEvent  
self.resize3DSegmentationCursor()  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1018, in
resize3DSegmentationCursor  
psize = self.view.pixel_size()  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/view.py", line 1084, in pixel_size  
return self.camera.view_width(p) / self.window_size[0]  
~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~  
ZeroDivisionError: division by zero  
  
ZeroDivisionError: division by zero  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/view.py", line 1084, in pixel_size  
return self.camera.view_width(p) / self.window_size[0]  
~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~  
  
See log for complete Python traceback.  
  

> close #2

> close #3

> close #4

Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 653, in
_on_axial_plane_viewer_enter_event  
self.make_puck_visible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 662, in
_on_axial_plane_viewer_leave_event  
self.make_puck_invisible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 653, in
_on_axial_plane_viewer_enter_event  
self.make_puck_visible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 662, in
_on_axial_plane_viewer_leave_event  
self.make_puck_invisible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 656, in
_on_coronal_plane_viewer_enter_event  
self.make_puck_visible(Axis.CORONAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "coronal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 656, in
_on_coronal_plane_viewer_enter_event  
self.make_puck_visible(Axis.CORONAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "coronal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "coronal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 665, in
_on_coronal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.CORONAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "coronal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 656, in
_on_coronal_plane_viewer_enter_event  
self.make_puck_visible(Axis.CORONAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "coronal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 656, in
_on_coronal_plane_viewer_enter_event  
self.make_puck_visible(Axis.CORONAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "coronal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 665, in
_on_coronal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.CORONAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "coronal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1174, in
mouseMoveEvent  
self.moveSegmentationPuck(x, y, record_seg=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 1099, in
moveSegmentationPuck  
old_origin = self.segmentation_tool.segmentation_cursors[self.axis].origin  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/graphics/cylinder.py", line 77, in origin  
return self.position.origin()  
^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
RuntimeError: Tried to get the position of deleted drawing "sagittal
segmentation cursor"  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 503, in _drawing_get_position  
raise RuntimeError('Tried to get the position of deleted drawing "%s"' %
self.name)  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 656, in
_on_coronal_plane_viewer_enter_event  
self.make_puck_visible(Axis.CORONAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "coronal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 665, in
_on_coronal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.CORONAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "coronal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 653, in
_on_axial_plane_viewer_enter_event  
self.make_puck_visible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 662, in
_on_axial_plane_viewer_leave_event  
self.make_puck_invisible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 653, in
_on_axial_plane_viewer_enter_event  
self.make_puck_visible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 653, in
_on_axial_plane_viewer_enter_event  
self.make_puck_visible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 662, in
_on_axial_plane_viewer_leave_event  
self.make_puck_invisible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 659, in
_on_sagittal_plane_viewer_enter_event  
self.make_puck_visible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 668, in
_on_sagittal_plane_viewer_leave_event  
self.make_puck_invisible(Axis.SAGITTAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "sagittal plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 653, in
_on_axial_plane_viewer_enter_event  
self.make_puck_visible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 653, in
_on_axial_plane_viewer_enter_event  
self.make_puck_visible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 662, in
_on_axial_plane_viewer_leave_event  
self.make_puck_invisible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 653, in
_on_axial_plane_viewer_enter_event  
self.make_puck_visible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 653, in
_on_axial_plane_viewer_enter_event  
self.make_puck_visible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 883, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer enter":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/triggerset.py", line 149, in invoke  
return self._func(self._name, data)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 662, in
_on_axial_plane_viewer_leave_event  
self.make_puck_invisible(Axis.AXIAL)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 887, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
TypeError: object of type 'NoneType' has no len()  
  
Error processing trigger "axial plane viewer leave":  
TypeError: object of type 'NoneType' has no len()  
  
File "/usr/lib/ucsf-chimerax/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 406, in get_display_positions  
dp = ones((len(self._positions),), bool)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  




OpenGL version: 3.3.0 NVIDIA 560.35.03
OpenGL renderer: NVIDIA GeForce RTX 4050 Laptop GPU/PCIe/SSE2
OpenGL vendor: NVIDIA Corporation

Python: 3.11.4
Locale: en_US.UTF-8
Qt version: PyQt6 6.7.1, Qt 6.7.1
Qt runtime version: 6.7.3
Qt platform: xcb

XDG_SESSION_TYPE=wayland
DESKTOP_SESSION=ubuntu
XDG_SESSION_DESKTOP=ubuntu
XDG_CURRENT_DESKTOP=ubuntu:GNOME
GNOME_SETUP_DISPLAY=:1
DISPLAY=:0
WAYLAND_DISPLAY=wayland-0
Manufacturer: LENOVO
Model: 83DV
OS: Ubuntu 24.10
Architecture: 64bit ELF
Virtual Machine: none
CPU: 16 13th Gen Intel(R) Core(TM) i5-13450HX
Cache Size: 20480 KB
Memory:
	               total        used        free      shared  buff/cache   available
	Mem:            22Gi       4.6Gi        10Gi       853Mi       8.3Gi        18Gi
	Swap:          8.0Gi       602Mi       7.4Gi

Graphics:
	00:02.0 VGA compatible controller [0300]: Intel Corporation Raptor Lake-S UHD Graphics [8086:a78b] (rev 04)	
	Subsystem: Lenovo Device [17aa:3d06]	
	Kernel driver in use: i915

Installed Packages:
    alabaster: 1.0.0
    appdirs: 1.4.4
    asttokens: 2.4.1
    auditwheel: 6.1.0
    babel: 2.16.0
    beautifulsoup4: 4.12.3
    blockdiag: 3.0.0
    blosc2: 2.7.1
    build: 1.2.1
    certifi: 2024.8.30
    cftime: 1.6.4.post1
    charset-normalizer: 3.4.0
    ChimeraX-AddCharge: 1.5.17
    ChimeraX-AddH: 2.2.6
    ChimeraX-AlignmentAlgorithms: 2.0.2
    ChimeraX-AlignmentHdrs: 3.5
    ChimeraX-AlignmentMatrices: 2.1
    ChimeraX-Alignments: 2.16.1
    ChimeraX-AlphaFold: 1.0.1
    ChimeraX-AltlocExplorer: 1.1.2
    ChimeraX-AmberInfo: 1.0
    ChimeraX-Arrays: 1.1
    ChimeraX-Atomic: 1.58.7
    ChimeraX-AtomicLibrary: 14.1.11
    ChimeraX-AtomSearch: 2.0.1
    ChimeraX-AxesPlanes: 2.4
    ChimeraX-BasicActions: 1.1.2
    ChimeraX-BILD: 1.0
    ChimeraX-BlastProtein: 2.4.7
    ChimeraX-BondRot: 2.0.4
    ChimeraX-BugReporter: 1.0.1
    ChimeraX-BuildStructure: 2.13
    ChimeraX-Bumps: 1.0
    ChimeraX-BundleBuilder: 1.4.0
    ChimeraX-ButtonPanel: 1.0.1
    ChimeraX-CageBuilder: 1.0.1
    ChimeraX-CellPack: 1.0
    ChimeraX-Centroids: 1.4
    ChimeraX-ChangeChains: 1.1
    ChimeraX-CheckWaters: 1.4
    ChimeraX-ChemGroup: 2.0.1
    ChimeraX-Clashes: 2.3
    ChimeraX-ColorActions: 1.0.5
    ChimeraX-ColorGlobe: 1.0
    ChimeraX-ColorKey: 1.5.6
    ChimeraX-CommandLine: 1.2.5
    ChimeraX-ConnectStructure: 2.0.1
    ChimeraX-Contacts: 1.0.1
    ChimeraX-Core: 1.9rc202411061937
    ChimeraX-CoreFormats: 1.2
    ChimeraX-coulombic: 1.4.4
    ChimeraX-Crosslinks: 1.0
    ChimeraX-Crystal: 1.0
    ChimeraX-CrystalContacts: 1.0.1
    ChimeraX-DataFormats: 1.2.3
    ChimeraX-Dicom: 1.2.5
    ChimeraX-DistMonitor: 1.4.2
    ChimeraX-DockPrep: 1.1.3
    ChimeraX-Dssp: 2.0
    ChimeraX-EMDB-SFF: 1.0
    ChimeraX-ESMFold: 1.0
    ChimeraX-FileHistory: 1.0.1
    ChimeraX-FunctionKey: 1.0.1
    ChimeraX-Geometry: 1.3
    ChimeraX-gltf: 1.0
    ChimeraX-Graphics: 1.4.1
    ChimeraX-Hbonds: 2.5
    ChimeraX-Help: 1.3
    ChimeraX-HKCage: 1.3
    ChimeraX-IHM: 1.1
    ChimeraX-ImageFormats: 1.2
    ChimeraX-IMOD: 1.0
    ChimeraX-IO: 1.0.3
    ChimeraX-ItemsInspection: 1.0.1
    ChimeraX-IUPAC: 1.0
    ChimeraX-KVFinder: 1.2.1
    ChimeraX-Label: 1.1.11
    ChimeraX-LinuxSupport: 1.0.1
    ChimeraX-ListInfo: 1.2.2
    ChimeraX-Log: 1.2
    ChimeraX-LookingGlass: 1.1
    ChimeraX-Maestro: 1.9.1
    ChimeraX-Map: 1.3
    ChimeraX-MapData: 2.0
    ChimeraX-MapEraser: 1.0.1
    ChimeraX-MapFilter: 2.0.1
    ChimeraX-MapFit: 2.0
    ChimeraX-MapSeries: 2.1.1
    ChimeraX-Markers: 1.0.1
    ChimeraX-Mask: 1.0.2
    ChimeraX-MatchMaker: 2.1.6
    ChimeraX-MCopy: 1.0
    ChimeraX-MDcrds: 2.7.2
    ChimeraX-MedicalToolbar: 1.1
    ChimeraX-Meeting: 1.0.1
    ChimeraX-MLP: 1.1.1
    ChimeraX-mmCIF: 2.14.2
    ChimeraX-MMTF: 2.2
    ChimeraX-ModelArchive: 1.0
    ChimeraX-Modeller: 1.5.17
    ChimeraX-ModelPanel: 1.5
    ChimeraX-ModelSeries: 1.0.1
    ChimeraX-Mol2: 2.0.3
    ChimeraX-Mole: 1.0
    ChimeraX-Morph: 1.0.2
    ChimeraX-MouseModes: 1.2
    ChimeraX-Movie: 1.0
    ChimeraX-MutationScores: 1.0
    ChimeraX-Neuron: 1.0
    ChimeraX-Nifti: 1.2
    ChimeraX-NMRSTAR: 1.0.2
    ChimeraX-NRRD: 1.2
    ChimeraX-Nucleotides: 2.0.3
    ChimeraX-OpenCommand: 1.14
    ChimeraX-OrthoPick: 1.0.1
    ChimeraX-PDB: 2.7.6
    ChimeraX-PDBBio: 1.0.1
    ChimeraX-PDBLibrary: 1.0.4
    ChimeraX-PDBMatrices: 1.0
    ChimeraX-PickBlobs: 1.0.1
    ChimeraX-Positions: 1.0
    ChimeraX-PresetMgr: 1.1.2
    ChimeraX-PubChem: 2.2
    ChimeraX-ReadPbonds: 1.0.1
    ChimeraX-Registration: 1.1.2
    ChimeraX-RemoteControl: 1.0
    ChimeraX-RenderByAttr: 1.6.1
    ChimeraX-RenumberResidues: 1.1
    ChimeraX-ResidueFit: 1.0.1
    ChimeraX-RestServer: 1.3.1
    ChimeraX-RNALayout: 1.0
    ChimeraX-RotamerLibMgr: 4.0
    ChimeraX-RotamerLibsDunbrack: 2.0
    ChimeraX-RotamerLibsDynameomics: 2.0
    ChimeraX-RotamerLibsRichardson: 2.0
    ChimeraX-SaveCommand: 1.5.1
    ChimeraX-SchemeMgr: 1.0
    ChimeraX-SDF: 2.0.2
    ChimeraX-Segger: 1.0
    ChimeraX-Segment: 1.0.1
    ChimeraX-Segmentations: 3.2.6
    ChimeraX-SelInspector: 1.0
    ChimeraX-SeqView: 2.14
    ChimeraX-Shape: 1.0.1
    ChimeraX-Shell: 1.0.1
    ChimeraX-Shortcuts: 1.2.0
    ChimeraX-ShowSequences: 1.0.3
    ChimeraX-SideView: 1.0.1
    ChimeraX-SimilarStructures: 1.0.1
    ChimeraX-Smiles: 2.1.2
    ChimeraX-SmoothLines: 1.0
    ChimeraX-SpaceNavigator: 1.0
    ChimeraX-StdCommands: 1.18.1
    ChimeraX-STL: 1.0.1
    ChimeraX-Storm: 1.0
    ChimeraX-StructMeasure: 1.2.1
    ChimeraX-Struts: 1.0.1
    ChimeraX-Surface: 1.0.1
    ChimeraX-SwapAA: 2.0.1
    ChimeraX-SwapRes: 2.5
    ChimeraX-TapeMeasure: 1.0
    ChimeraX-TaskManager: 1.0
    ChimeraX-Test: 1.0
    ChimeraX-Toolbar: 1.2.3
    ChimeraX-ToolshedUtils: 1.2.4
    ChimeraX-Topography: 1.0
    ChimeraX-ToQuest: 1.0
    ChimeraX-Tug: 1.0.1
    ChimeraX-UI: 1.41
    ChimeraX-Umap: 1.0
    ChimeraX-uniprot: 2.3.1
    ChimeraX-UnitCell: 1.0.1
    ChimeraX-ViewDockX: 1.4.4
    ChimeraX-VIPERdb: 1.0
    ChimeraX-Vive: 1.1
    ChimeraX-VolumeMenu: 1.0.1
    ChimeraX-vrml: 1.0
    ChimeraX-VTK: 1.0
    ChimeraX-WavefrontOBJ: 1.0
    ChimeraX-WebCam: 1.0.2
    ChimeraX-WebServices: 1.1.4
    ChimeraX-Zone: 1.0.1
    colorama: 0.4.6
    comm: 0.2.2
    contourpy: 1.3.0
    cxservices: 1.2.3
    cycler: 0.12.1
    Cython: 3.0.10
    debugpy: 1.8.7
    decorator: 5.1.1
    distro: 1.9.0
    docutils: 0.21.2
    executing: 2.1.0
    filelock: 3.15.4
    fonttools: 4.54.1
    funcparserlib: 2.0.0a0
    glfw: 2.7.0
    grako: 3.16.5
    h5py: 3.12.1
    html2text: 2024.2.26
    idna: 3.10
    ihm: 1.3
    imagecodecs: 2024.6.1
    imagesize: 1.4.1
    ipykernel: 6.29.5
    ipython: 8.26.0
    ipywidgets: 8.1.5
    jedi: 0.19.1
    Jinja2: 3.1.4
    jupyter_client: 8.6.2
    jupyter_core: 5.7.2
    jupyterlab_widgets: 3.0.13
    kiwisolver: 1.4.7
    line_profiler: 4.1.3
    lxml: 5.2.2
    lz4: 4.3.3
    MarkupSafe: 3.0.2
    matplotlib: 3.9.2
    matplotlib-inline: 0.1.7
    msgpack: 1.0.8
    ndindex: 1.9.2
    nest-asyncio: 1.6.0
    netCDF4: 1.6.5
    networkx: 3.3
    nibabel: 5.2.0
    nptyping: 2.5.0
    numexpr: 2.10.1
    numpy: 1.26.4
    openvr: 1.26.701
    packaging: 23.2
    ParmEd: 4.2.2
    parso: 0.8.4
    pep517: 0.13.1
    pexpect: 4.9.0
    pillow: 10.4.0
    pip: 24.2
    pkginfo: 1.11.1
    platformdirs: 4.3.6
    prompt_toolkit: 3.0.48
    psutil: 6.0.0
    ptyprocess: 0.7.0
    pure_eval: 0.2.3
    py-cpuinfo: 9.0.0
    pycollada: 0.8
    pydicom: 2.4.4
    pyelftools: 0.31
    Pygments: 2.18.0
    pynmrstar: 3.3.4
    pynrrd: 1.0.0
    PyOpenGL: 3.1.7
    PyOpenGL-accelerate: 3.1.7
    pyopenxr: 1.0.3401
    pyparsing: 3.2.0
    pyproject_hooks: 1.2.0
    PyQt6-commercial: 6.7.1
    PyQt6-Qt6: 6.7.3
    PyQt6-WebEngine-commercial: 6.7.0
    PyQt6-WebEngine-Qt6: 6.7.3
    PyQt6-WebEngineSubwheel-Qt6: 6.7.3
    PyQt6_sip: 13.8.0
    python-dateutil: 2.9.0.post0
    pytz: 2024.2
    pyzmq: 26.2.0
    qtconsole: 5.5.2
    QtPy: 2.4.2
    qtshim: 1.0
    RandomWords: 0.4.0
    requests: 2.32.3
    scipy: 1.14.0
    setuptools: 72.1.0
    sfftk-rw: 0.8.1
    six: 1.16.0
    snowballstemmer: 2.2.0
    sortedcontainers: 2.4.0
    soupsieve: 2.6
    Sphinx: 8.0.2
    sphinx-autodoc-typehints: 2.2.3
    sphinxcontrib-applehelp: 2.0.0
    sphinxcontrib-blockdiag: 3.0.0
    sphinxcontrib-devhelp: 2.0.0
    sphinxcontrib-htmlhelp: 2.1.0
    sphinxcontrib-jsmath: 1.0.1
    sphinxcontrib-qthelp: 2.0.0
    sphinxcontrib-serializinghtml: 2.0.0
    stack-data: 0.6.3
    superqt: 0.6.3
    tables: 3.10.1
    tcia_utils: 1.5.1
    tifffile: 2024.7.24
    tinyarray: 1.2.4
    tornado: 6.4.1
    traitlets: 5.14.3
    typing_extensions: 4.12.2
    tzdata: 2024.2
    urllib3: 2.2.3
    wcwidth: 0.2.13
    webcolors: 24.6.0
    wheel: 0.43.0
    wheel-filename: 1.4.1
    widgetsnbextension: 4.0.13

Change History (2)

comment:1 by Eric Pettersen, 11 months ago

Component:	Unassigned → DICOM
Owner:	set to Zach Pearson
Platform:	→ all
Project:	→ ChimeraX
Status:	new → assigned
Summary:	ChimeraX bug report submission → ui view fourup: ZeroDivisionError

comment:2 by Zach Pearson, 9 months ago

Resolution:	→ fixed
Status:	assigned → closed

You'll no longer get a series of tracebacks if you open plane viewers with no open volumes and mouse over them; use the daily build.

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