Opened 9 months ago

Closed 9 months ago

#17004 closed defect (fixed)

Segmentation cursor is None

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

Description

The following bug report has been submitted:
Platform:        macOS-15.3.1-x86_64-i386-64bit
ChimeraX Version: 1.8 (2024-06-10 23:15:52 UTC)
Description
(Describe the actions that caused this problem to occur here)

Log:
Startup Messages  
---  
note | available bundle cache has not been initialized yet  
  
UCSF ChimeraX version: 1.8 (2024-06-10)  
© 2016-2024 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open "/Users/almaghr/Documents/RA5-G2/consenus map /SPisonet_misalignment
> correction volume/cryosparc_P1_run_class001.mrc"

Opened cryosparc_P1_run_class001.mrc as #1, grid size 336,336,336, pixel 0.93,
shown at level 0.00179, step 2, values float32  

> open 6TNY fromDatabase pdb

6tny title:  
Processive human polymerase δ holoenzyme [more info...]  
  
Chain information for 6tny #2  
---  
Chain | Description | UniProt  
A | DNA polymerase delta catalytic subunit | DPOD1_HUMAN 1-1107  
B | DNA polymerase delta subunit 2 | DPOD2_HUMAN 1-469  
C | DNA polymerase delta subunit 3 | DPOD3_HUMAN 2-466  
D | DNA polymerase delta subunit 4 | DPOD4_HUMAN 2-107  
E F G | Proliferating cell nuclear antigen | PCNA_HUMAN 1-261  
P | DNA primer |   
T | DNA template |   
  
Non-standard residues in 6tny #2  
---  
DOC — 2',3'-dideoxycytidine-5'-monophosphate  
SF4 — iron/sulfur cluster  
TTP — thymidine-5'-triphosphate  
ZN — zinc ion  
  
4 atoms have alternate locations. Control/examine alternate locations with
Altloc Explorer [start tool...] or the altlocs command.  

> hide target a

> cartoon hide

> cartoon

> select add #2

19722 atoms, 20206 bonds, 72 pseudobonds, 2452 residues, 4 models selected  

> ui mousemode right "translate selected models"

> view matrix models #2,1,0,0,-66.72,0,1,0,-74.92,0,0,1,46.914

> ui mousemode right "rotate selected models"

> view matrix models
> #2,0.69116,-0.51027,-0.51178,161.5,-0.24285,0.503,-0.82947,197.31,0.68068,0.69758,0.22373,-42.354

> view matrix models
> #2,0.33985,-0.90375,-0.26028,239.97,-0.70604,-0.062346,-0.70542,345.87,0.62129,0.4235,-0.65927,171.99

> view matrix models
> #2,0.80961,-0.34956,-0.47153,107.87,-0.11471,0.69362,-0.71115,123.05,0.57565,0.62985,0.52146,-67.241

> view matrix models
> #2,-0.30973,-0.77,0.55782,183.54,0.85102,-0.48615,-0.19854,49.784,0.42407,0.41322,0.80587,-57.821

> ui mousemode right "translate selected models"

> view matrix models
> #2,-0.30973,-0.77,0.55782,183.85,0.85102,-0.48615,-0.19854,124.29,0.42407,0.41322,0.80587,-92.023

> view matrix models
> #2,-0.30973,-0.77,0.55782,182.26,0.85102,-0.48615,-0.19854,137.47,0.42407,0.41322,0.80587,-121.1

> view matrix models
> #2,-0.30973,-0.77,0.55782,226.56,0.85102,-0.48615,-0.19854,135.55,0.42407,0.41322,0.80587,-146.53

> fitmap #2 inMap #1

Fit molecule 6tny (#2) to map cryosparc_P1_run_class001.mrc (#1) using 19722
atoms  
average map value = 0.00297, steps = 204  
shifted from previous position = 22.4  
rotated from previous position = 23.7 degrees  
atoms outside contour = 6358, contour level = 0.0017858  
  
Position of 6tny (#2) relative to cryosparc_P1_run_class001.mrc (#1)
coordinates:  
Matrix rotation and translation  
-0.06727253 -0.87318352 0.48272657 231.33409366  
0.73108085 -0.37238492 -0.57170817 192.74605030  
0.67896625 0.31445190 0.66341904 -138.83435572  
Axis 0.48076782 -0.10646579 0.87036046  
Axis point 81.72033522 181.64107346 0.00000000  
Rotation angle (degrees) 112.83752167  
Shift along axis -30.13880548  
  

> select /E/F/G

5750 atoms, 5824 bonds, 4 pseudobonds, 749 residues, 2 models selected  

> delete atoms (#!2 & sel)

> delete bonds (#!2 & sel)

> select /B

3304 atoms, 3380 bonds, 2 pseudobonds, 431 residues, 2 models selected  

> delete atoms (#!2 & sel)

> delete bonds (#!2 & sel)

> select /C

1130 atoms, 1149 bonds, 143 residues, 1 model selected  

> delete atoms sel

> delete bonds sel

> select /D

554 atoms, 574 bonds, 66 residues, 1 model selected  

> delete atoms sel

> delete bonds sel

> hide #!1 models

Drag select of 1056 residues, 3 pseudobonds  
Drag select of 1059 residues, 3 pseudobonds  

> color (#!2 & sel) red

> show #!1 models

> ui tool show Segmentations

> ui view fourup

> segmentations mouseModes false

Mouse bindings not saved; ignoring 'mouseModes false'  

> ui view fourup

No segmentations to remove.  

> close #3

> close #4

> close #5

Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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 in sys.excepthook:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 896, in event  
self.leaveEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 923, in leaveEvent  
self.segmentation_tool.make_puck_invisible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 814, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QExposeEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 334, in ehook  
self.session.ui.thread_safe(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 516, in report_exception  
self.bug(err_msg.replace("\n", "<br>"), is_html=True)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 394, in bug  
self._log(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 572, in _log  
if log.log(*args):  
^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 342, in log  
self.session.ui.thread_safe(f)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 341, in <lambda>  
f = lambda self=self, msg=dlg_msg: self.show_error_message(msg, bug=bug)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 262, in show_error_message  
ed.showMessage(msg)  
SystemError: <built-in method showMessage of BiggerErrorDialog object at
0x1335c29e0> returned a result with an exception set  
  
Original exception was:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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 in sys.excepthook:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 896, in event  
self.leaveEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 923, in leaveEvent  
self.segmentation_tool.make_puck_invisible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 814, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QExposeEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 334, in ehook  
self.session.ui.thread_safe(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 516, in report_exception  
self.bug(err_msg.replace("\n", "<br>"), is_html=True)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 394, in bug  
self._log(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 572, in _log  
if log.log(*args):  
^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 342, in log  
self.session.ui.thread_safe(f)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 341, in <lambda>  
f = lambda self=self, msg=dlg_msg: self.show_error_message(msg, bug=bug)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 262, in show_error_message  
ed.showMessage(msg)  
SystemError: <built-in method showMessage of BiggerErrorDialog object at
0x1335c29e0> returned a result with an exception set  
  
Original exception was:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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 in sys.excepthook:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 896, in event  
self.leaveEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 923, in leaveEvent  
self.segmentation_tool.make_puck_invisible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 814, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QExposeEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 334, in ehook  
self.session.ui.thread_safe(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 516, in report_exception  
self.bug(err_msg.replace("\n", "<br>"), is_html=True)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 394, in bug  
self._log(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 572, in _log  
if log.log(*args):  
^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 342, in log  
self.session.ui.thread_safe(f)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 341, in <lambda>  
f = lambda self=self, msg=dlg_msg: self.show_error_message(msg, bug=bug)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 262, in show_error_message  
ed.showMessage(msg)  
SystemError: <built-in method showMessage of BiggerErrorDialog object at
0x1335c29e0> returned a result with an exception set  
  
Original exception was:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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 in sys.excepthook:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 896, in event  
self.leaveEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 923, in leaveEvent  
self.segmentation_tool.make_puck_invisible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 814, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QExposeEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 334, in ehook  
self.session.ui.thread_safe(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 516, in report_exception  
self.bug(err_msg.replace("\n", "<br>"), is_html=True)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 394, in bug  
self._log(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 572, in _log  
if log.log(*args):  
^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 342, in log  
self.session.ui.thread_safe(f)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 341, in <lambda>  
f = lambda self=self, msg=dlg_msg: self.show_error_message(msg, bug=bug)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 262, in show_error_message  
ed.showMessage(msg)  
SystemError: <built-in method showMessage of BiggerErrorDialog object at
0x1335c29e0> returned a result with an exception set  
  
Original exception was:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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 in sys.excepthook:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 896, in event  
self.leaveEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 923, in leaveEvent  
self.segmentation_tool.make_puck_invisible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 814, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QExposeEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 334, in ehook  
self.session.ui.thread_safe(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 516, in report_exception  
self.bug(err_msg.replace("\n", "<br>"), is_html=True)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 394, in bug  
self._log(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 572, in _log  
if log.log(*args):  
^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 342, in log  
self.session.ui.thread_safe(f)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 341, in <lambda>  
f = lambda self=self, msg=dlg_msg: self.show_error_message(msg, bug=bug)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 262, in show_error_message  
ed.showMessage(msg)  
SystemError: <built-in method showMessage of BiggerErrorDialog object at
0x1335c29e0> returned a result with an exception set  
  
Original exception was:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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 in sys.excepthook:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 896, in event  
self.leaveEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 923, in leaveEvent  
self.segmentation_tool.make_puck_invisible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 814, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QExposeEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 334, in ehook  
self.session.ui.thread_safe(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 516, in report_exception  
self.bug(err_msg.replace("\n", "<br>"), is_html=True)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 394, in bug  
self._log(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 572, in _log  
if log.log(*args):  
^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 342, in log  
self.session.ui.thread_safe(f)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 341, in <lambda>  
f = lambda self=self, msg=dlg_msg: self.show_error_message(msg, bug=bug)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 262, in show_error_message  
ed.showMessage(msg)  
SystemError: <built-in method showMessage of BiggerErrorDialog object at
0x1335c29e0> returned a result with an exception set  
  
Original exception was:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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 in sys.excepthook:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 896, in event  
self.leaveEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 923, in leaveEvent  
self.segmentation_tool.make_puck_invisible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 814, in
make_puck_invisible  
self.segmentation_cursors[axis].display = False  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtCore.QEvent'> returned a result with an exception
set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QPaintEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
SystemError: <class 'PyQt6.QtGui.QExposeEvent'> returned a result with an
exception set  
  
The above exception was the direct cause of the following exception:  
  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 334, in ehook  
self.session.ui.thread_safe(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 516, in report_exception  
self.bug(err_msg.replace("\n", "<br>"), is_html=True)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 394, in bug  
self._log(  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/logger.py", line 572, in _log  
if log.log(*args):  
^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 342, in log  
self.session.ui.thread_safe(f)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/ui/gui.py", line 423, in thread_safe  
func(*args, **kw)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 341, in <lambda>  
f = lambda self=self, msg=dlg_msg: self.show_error_message(msg, bug=bug)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/log/tool.py", line 262, in show_error_message  
ed.showMessage(msg)  
SystemError: <built-in method showMessage of BiggerErrorDialog object at
0x1335c29e0> returned a result with an exception set  
  
Original exception was:  
Traceback (most recent call last):  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 894, in event  
self.enterEvent()  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/orthoplanes.py", line 918, in enterEvent  
self.segmentation_tool.make_puck_visible(self.axis)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/segmentations/ui/segmentations.py", line 810, in
make_puck_visible  
self.segmentation_cursors[axis].display = True  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 266, in __setattr__  
super(Drawing, self).__setattr__(key, value)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/core/models.py", line 345, in _set_display  
Drawing.set_display(self, display)  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-
packages/chimerax/graphics/drawing.py", line 392, in set_display  
dp = self.display_positions  
^^^^^^^^^^^^^^^^^^^^^^  
File
"/Applications/ChimeraX-1.8.app/Contents/Library/Frameworks/Python.framework/Versions/3.11/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()  




OpenGL version: 4.1 ATI-6.1.13
OpenGL renderer: AMD Radeon Pro 5500 XT OpenGL Engine
OpenGL vendor: ATI Technologies Inc.

Python: 3.11.4
Locale: UTF-8
Qt version: PyQt6 6.6.1, Qt 6.6.1
Qt runtime version: 6.6.3
Qt platform: cocoa
Hardware:

    Hardware Overview:

      Model Name: iMac
      Model Identifier: iMac20,1
      Processor Name: 8-Core Intel Core i7
      Processor Speed: 3.8 GHz
      Number of Processors: 1
      Total Number of Cores: 8
      L2 Cache (per Core): 256 KB
      L3 Cache: 16 MB
      Hyper-Threading Technology: Enabled
      Memory: 16 GB
      System Firmware Version: 2069.80.3.0.0 (iBridge: 22.16.13051.0.0,0)
      OS Loader Version: 582~3311

Software:

    System Software Overview:

      System Version: macOS 15.3.1 (24D70)
      Kernel Version: Darwin 24.3.0
      Time since boot: 1 day, 2 hours, 36 minutes

Graphics/Displays:

    AMD Radeon Pro 5500 XT:

      Chipset Model: AMD Radeon Pro 5500 XT
      Type: GPU
      Bus: PCIe
      PCIe Lane Width: x16
      VRAM (Total): 8 GB
      Vendor: AMD (0x1002)
      Device ID: 0x7340
      Revision ID: 0x0041
      ROM Revision: 113-D3220I-231
      VBIOS Version: 113-D322A1XT-012
      Option ROM Version: 113-D322A1XT-012
      EFI Driver Version: 01.01.231
      Metal Support: Metal 3
      Displays:
        iMac:
          Display Type: Built-In Retina LCD
          Resolution: Retina 5K (5120 x 2880)
          Framebuffer Depth: 30-Bit Color (ARGB2101010)
          Main Display: Yes
          Mirror: Off
          Online: Yes
          Automatically Adjust Brightness: Yes
          Connection Type: Internal


Installed Packages:
    alabaster: 0.7.16
    appdirs: 1.4.4
    appnope: 0.1.4
    asttokens: 2.4.1
    Babel: 2.15.0
    beautifulsoup4: 4.12.3
    blockdiag: 3.0.0
    blosc2: 2.0.0
    build: 1.2.1
    certifi: 2023.11.17
    cftime: 1.6.4
    charset-normalizer: 3.3.2
    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: 2.12.7
    ChimeraX-AlphaFold: 1.0
    ChimeraX-AltlocExplorer: 1.1.1
    ChimeraX-AmberInfo: 1.0
    ChimeraX-Arrays: 1.1
    ChimeraX-Atomic: 1.57.1
    ChimeraX-AtomicLibrary: 14.0.6
    ChimeraX-AtomSearch: 2.0.1
    ChimeraX-AxesPlanes: 2.4
    ChimeraX-BasicActions: 1.1.2
    ChimeraX-BILD: 1.0
    ChimeraX-BlastProtein: 2.4.6
    ChimeraX-BondRot: 2.0.4
    ChimeraX-BugReporter: 1.0.1
    ChimeraX-BuildStructure: 2.12.1
    ChimeraX-Bumps: 1.0
    ChimeraX-BundleBuilder: 1.2.7
    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: 2.2.4
    ChimeraX-Clipper: 0.23.1
    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: 1.8
    ChimeraX-CoreFormats: 1.2
    ChimeraX-coulombic: 1.4.3
    ChimeraX-Crosslinks: 1.0
    ChimeraX-Crystal: 1.0
    ChimeraX-CrystalContacts: 1.0.1
    ChimeraX-DataFormats: 1.2.3
    ChimeraX-Dicom: 1.2.4
    ChimeraX-DiffPlot: 1.0
    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: 1.1.1
    ChimeraX-Hbonds: 2.4
    ChimeraX-Help: 1.2.2
    ChimeraX-HKCage: 1.3
    ChimeraX-IHM: 1.1
    ChimeraX-ImageFormats: 1.2
    ChimeraX-IMOD: 1.0
    ChimeraX-IO: 1.0.1
    ChimeraX-ISOLDE: 1.8
    ChimeraX-ItemsInspection: 1.0.1
    ChimeraX-IUPAC: 1.0
    ChimeraX-Label: 1.1.10
    ChimeraX-ListInfo: 1.2.2
    ChimeraX-Log: 1.1.6
    ChimeraX-LookingGlass: 1.1
    ChimeraX-Maestro: 1.9.1
    ChimeraX-Map: 1.2
    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: 2.1.3
    ChimeraX-MCopy: 1.0
    ChimeraX-MDcrds: 2.7.1
    ChimeraX-MedicalToolbar: 1.0.3
    ChimeraX-Meeting: 1.0.1
    ChimeraX-MLP: 1.1.1
    ChimeraX-mmCIF: 2.14.1
    ChimeraX-MMTF: 2.2
    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-Neuron: 1.0
    ChimeraX-Nifti: 1.2
    ChimeraX-NMRSTAR: 1.0.2
    ChimeraX-NRRD: 1.2
    ChimeraX-Nucleotides: 2.0.3
    ChimeraX-OpenCommand: 1.13.5
    ChimeraX-PDB: 2.7.5
    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: 1.1.1
    ChimeraX-PubChem: 2.2
    ChimeraX-ReadPbonds: 1.0.1
    ChimeraX-Registration: 1.1.2
    ChimeraX-RemoteControl: 1.0
    ChimeraX-RenderByAttr: 1.4.1
    ChimeraX-RenumberResidues: 1.1
    ChimeraX-ResidueFit: 1.0.1
    ChimeraX-RestServer: 1.2
    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: 3.0.15
    ChimeraX-SelInspector: 1.0
    ChimeraX-SeqView: 2.11.2
    ChimeraX-Shape: 1.0.1
    ChimeraX-Shell: 1.0.1
    ChimeraX-Shortcuts: 1.1.1
    ChimeraX-ShowSequences: 1.0.3
    ChimeraX-SideView: 1.0.1
    ChimeraX-Smiles: 2.1.2
    ChimeraX-SmoothLines: 1.0
    ChimeraX-SpaceNavigator: 1.0
    ChimeraX-StdCommands: 1.16.5
    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: 1.1.2
    ChimeraX-ToolshedUtils: 1.2.4
    ChimeraX-Topography: 1.0
    ChimeraX-ToQuest: 1.0
    ChimeraX-Tug: 1.0.1
    ChimeraX-UI: 1.39.1
    ChimeraX-uniprot: 2.3
    ChimeraX-UnitCell: 1.0.1
    ChimeraX-ViewDockX: 1.4.3
    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: 1.2.1
    cxservices: 1.2.2
    cycler: 0.12.1
    Cython: 3.0.10
    debugpy: 1.8.1
    decorator: 5.1.1
    docutils: 0.20.1
    executing: 2.0.1
    filelock: 3.13.4
    fonttools: 4.53.0
    funcparserlib: 2.0.0a0
    glfw: 2.7.0
    grako: 3.16.5
    h5py: 3.11.0
    html2text: 2024.2.26
    idna: 3.7
    ihm: 1.0
    imagecodecs: 2024.1.1
    imagesize: 1.4.1
    ipykernel: 6.29.2
    ipython: 8.21.0
    ipywidgets: 8.1.3
    jedi: 0.19.1
    jinja2: 3.1.4
    jupyter-client: 8.6.0
    jupyter-core: 5.7.2
    jupyterlab-widgets: 3.0.11
    kiwisolver: 1.4.5
    line-profiler: 4.1.2
    lxml: 5.2.1
    lz4: 4.3.3
    MarkupSafe: 2.1.5
    matplotlib: 3.8.4
    matplotlib-inline: 0.1.7
    msgpack: 1.0.8
    nest-asyncio: 1.6.0
    netCDF4: 1.6.5
    networkx: 3.3
    nibabel: 5.2.0
    nptyping: 2.5.0
    numexpr: 2.10.0
    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: 10.3.0
    pip: 24.0
    pkginfo: 1.10.0
    platformdirs: 4.2.2
    prompt-toolkit: 3.0.47
    psutil: 5.9.8
    ptyprocess: 0.7.0
    pure-eval: 0.2.2
    py-cpuinfo: 9.0.0
    pycollada: 0.8
    pydicom: 2.4.4
    pygments: 2.17.2
    pynmrstar: 3.3.4
    pynrrd: 1.0.0
    PyOpenGL: 3.1.7
    PyOpenGL-accelerate: 3.1.7
    pyopenxr: 1.0.3401
    pyparsing: 3.1.2
    pyproject-hooks: 1.1.0
    PyQt6-commercial: 6.6.1
    PyQt6-Qt6: 6.6.3
    PyQt6-sip: 13.6.0
    PyQt6-WebEngine-commercial: 6.6.0
    PyQt6-WebEngine-Qt6: 6.6.3
    python-dateutil: 2.9.0.post0
    pytz: 2024.1
    pyzmq: 26.0.3
    qtconsole: 5.5.1
    QtPy: 2.4.1
    RandomWords: 0.4.0
    requests: 2.31.0
    scipy: 1.13.0
    setuptools: 69.5.1
    setuptools-scm: 8.0.4
    sfftk-rw: 0.8.1
    six: 1.16.0
    snowballstemmer: 2.2.0
    sortedcontainers: 2.4.0
    soupsieve: 2.5
    sphinx: 7.2.6
    sphinx-autodoc-typehints: 2.0.1
    sphinxcontrib-applehelp: 1.0.8
    sphinxcontrib-blockdiag: 3.0.0
    sphinxcontrib-devhelp: 1.0.6
    sphinxcontrib-htmlhelp: 2.0.5
    sphinxcontrib-jsmath: 1.0.1
    sphinxcontrib-qthelp: 1.0.7
    sphinxcontrib-serializinghtml: 1.1.10
    stack-data: 0.6.3
    superqt: 0.6.3
    tables: 3.8.0
    tcia-utils: 1.5.1
    tifffile: 2024.1.30
    tinyarray: 1.2.4
    tornado: 6.4.1
    traitlets: 5.14.2
    typing-extensions: 4.12.2
    tzdata: 2024.1
    urllib3: 2.2.1
    wcwidth: 0.2.13
    webcolors: 1.13
    wheel: 0.43.0
    wheel-filename: 1.4.1
    widgetsnbextension: 4.0.11

Change History (2)

comment:1 by Eric Pettersen, 9 months ago

Cc: Tom Goddard added
Component: UnassignedDICOM
Owner: set to Zach Pearson
Platform: all
Project: ChimeraX
Status: newassigned
Summary: ChimeraX bug report submissionSegmentation cursor is None

comment:2 by Zach Pearson, 9 months ago

Resolution: fixed
Status: assignedclosed

This is fixed in newer releases (1.9) or daily builds.

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