﻿id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
2657	Basic Actions: 'None' in restored model list	yann.sterckx@…	Conrad Huang	"{{{
The following bug report has been submitted:
Platform:        Darwin-17.7.0-x86_64-i386-64bit
ChimeraX Version: 0.9 (2019-06-06)
Description
Dear,

I saved all of my prpgress in this session, but for some reason I do not understand, I can no longer open this session.

I would like to understand why this happened such that I don't lose hours of work again in the future. (the error message is listed below)

Many thanks and kind regards

Yann

Unable to restore session, resetting. Traceback (most recent call last): File ""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/chimerax/core/session.py"", line 596, in restore obj = sm.restore_snapshot(self, data) File ""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/chimerax/basic_actions/statemgr.py"", line 65, in restore_snapshot cmd.name_frozen(session, name, Objects(**value)) File ""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/chimerax/basic_actions/cmd.py"", line 51, in name_frozen if objects.empty(): File ""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/chimerax/core/objects.py"", line 199, in empty self._remove_deleted_models() File ""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/chimerax/core/objects.py"", line 127, in _remove_deleted_models mdel = [m for m in mset if m.deleted] File ""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/chimerax/core/objects.py"", line 127, in <listcomp> mdel = [m for m in mset if m.deleted] AttributeError: 'NoneType' object has no attribute 'deleted'

Log:
Startup Messages  
---  
warning | 'clip' is a prefix of an existing command 'clipper'  
  

> lighting depthCue false

> cartoon style strand thickness 0.6

> cartoon style helix thickness 0.6

> cartoon style coil thickness 0.2

> cartoon style protein xsection rectangle

> set silhouetteWidth 1.5

UCSF ChimeraX version: 0.9 (2019-06-06)  
© 2016-2019 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open
/Users/yannsterckx/Desktop/Research_Projects/Chikungunya/Chikungunya_basigin.cxs

Unable to restore session, resetting.  
  
Traceback (most recent call last):  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/session.py"", line 596, in restore  
obj = sm.restore_snapshot(self, data)  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/basic_actions/statemgr.py"", line 65, in restore_snapshot  
cmd.name_frozen(session, name, Objects(**value))  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/basic_actions/cmd.py"", line 51, in name_frozen  
if objects.empty():  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/objects.py"", line 199, in empty  
self._remove_deleted_models()  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/objects.py"", line 127, in _remove_deleted_models  
mdel = [m for m in mset if m.deleted]  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/objects.py"", line 127, in <listcomp>  
mdel = [m for m in mset if m.deleted]  
AttributeError: 'NoneType' object has no attribute 'deleted'  
  
opened ChimeraX session  

> open
/Users/yannsterckx/Desktop/Research_Projects/Chikungunya/Chikungunya_basigin.cxs

Unable to restore session, resetting.  
  
Traceback (most recent call last):  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/session.py"", line 596, in restore  
obj = sm.restore_snapshot(self, data)  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/basic_actions/statemgr.py"", line 65, in restore_snapshot  
cmd.name_frozen(session, name, Objects(**value))  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/basic_actions/cmd.py"", line 51, in name_frozen  
if objects.empty():  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/objects.py"", line 199, in empty  
self._remove_deleted_models()  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/objects.py"", line 127, in _remove_deleted_models  
mdel = [m for m in mset if m.deleted]  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/objects.py"", line 127, in <listcomp>  
mdel = [m for m in mset if m.deleted]  
AttributeError: 'NoneType' object has no attribute 'deleted'  
  
opened ChimeraX session  

> open
/Users/yannsterckx/Desktop/Research_Projects/Chikungunya/Chikungunya_basigin.cxs

Unable to restore session, resetting.  
  
Traceback (most recent call last):  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/session.py"", line 596, in restore  
obj = sm.restore_snapshot(self, data)  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/basic_actions/statemgr.py"", line 65, in restore_snapshot  
cmd.name_frozen(session, name, Objects(**value))  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/basic_actions/cmd.py"", line 51, in name_frozen  
if objects.empty():  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/objects.py"", line 199, in empty  
self._remove_deleted_models()  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/objects.py"", line 127, in _remove_deleted_models  
mdel = [m for m in mset if m.deleted]  
File
""/Applications/ChimeraX-0.9.app/Contents/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-
packages/chimerax/core/objects.py"", line 127, in <listcomp>  
mdel = [m for m in mset if m.deleted]  
AttributeError: 'NoneType' object has no attribute 'deleted'  
  
opened ChimeraX session  




OpenGL version: 4.1 ATI-1.68.20
OpenGL renderer: AMD Radeon Pro 560 OpenGL Engine
OpenGL vendor: ATI Technologies Inc.

}}}
"	defect	closed	normal		Sessions		duplicate						all	ChimeraX
