id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
1695	Switching to stereo camera crashes	Tom Goddard	Tom Goddard	"{{{
The following bug report has been submitted:
Platform:        Windows-10-10.0.17763
ChimeraX Version: 0.9 (2019-02-04)
Description
camera stereo

Log:
UCSF ChimeraX version: 0.9 (2019-02-04)  
© 2016-2019 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open 6bb5

6bb5 title:  
Human Oxy-Hemoglobin [more info...]  
  
Chain information for 6bb5 #1  
---  
Chain | Description  
A | Hemoglobin subunit α  
B | Hemoglobin subunit β  
  
Non-standard residues in 6bb5 #1  
---  
HEM — protoporphyrin IX containing Fe (HEME)  
OXY — oxygen molecule  
  
6bb5 mmCIF Assemblies  
---  
1| author_and_software_defined_assembly  
  
  

> camera stereo

An error occurred in drawing the scene. Redrawing graphics is now stopped to
avoid a continuous stream of error messages. To restart graphics use the
command ""graphics restart"" after changing the settings that caused the error.  
  
Traceback (most recent call last):  
File ""C:\Program Files\ChimeraX-Feb-4-2019\bin\lib\site-
packages\chimerax\core\updateloop.py"", line 72, in draw_new_frame  
view.draw(check_for_changes = False)  
File ""C:\Program Files\ChimeraX-Feb-4-2019\bin\lib\site-
packages\chimerax\core\graphics\view.py"", line 159, in draw  
self._draw_scene(camera, drawings)  
File ""C:\Program Files\ChimeraX-Feb-4-2019\bin\lib\site-
packages\chimerax\core\graphics\view.py"", line 218, in _draw_scene  
draw_opaque(r, opaque_drawings)  
File ""C:\Program Files\ChimeraX-Feb-4-2019\bin\lib\site-
packages\chimerax\core\graphics\drawing.py"", line 1367, in draw_opaque  
_draw_multiple(drawings, renderer, Drawing.OPAQUE_DRAW_PASS)  
File ""C:\Program Files\ChimeraX-Feb-4-2019\bin\lib\site-
packages\chimerax\core\graphics\drawing.py"", line 1378, in _draw_multiple  
d.draw(renderer, draw_pass)  
File ""C:\Program Files\ChimeraX-Feb-4-2019\bin\lib\site-
packages\chimerax\core\graphics\drawing.py"", line 688, in draw  
self.draw_self(renderer, draw_pass)  
File ""C:\Program Files\ChimeraX-Feb-4-2019\bin\lib\site-
packages\chimerax\core\graphics\drawing.py"", line 695, in draw_self  
self._draw_geometry(renderer, opaque_only = any_transp)  
File ""C:\Program Files\ChimeraX-Feb-4-2019\bin\lib\site-
packages\chimerax\core\graphics\drawing.py"", line 753, in _draw_geometry  
ds.draw(self.display_style)  
File ""C:\Program Files\ChimeraX-Feb-4-2019\bin\lib\site-
packages\chimerax\core\graphics\drawing.py"", line 1548, in draw  
eb.draw_elements(etype, ni)  
File ""C:\Program Files\ChimeraX-Feb-4-2019\bin\lib\site-
packages\chimerax\core\graphics\opengl.py"", line 2266, in draw_elements  
GL.glDrawElementsInstanced(element_type, ne, GL.GL_UNSIGNED_INT, eo, ninst)  
File ""src\latebind.pyx"", line 32, in
OpenGL_accelerate.latebind.LateBind.__call__  
File ""src\wrapper.pyx"", line 311, in
OpenGL_accelerate.wrapper.Wrapper.__call__  
OSError: exception: access violation reading 0x0000000000000000  
  




OpenGL version: 3.3.0 NVIDIA 391.58
OpenGL renderer: Quadro P6000/PCIe/SSE2
OpenGL vendor: NVIDIA Corporation

}}}
"	defect	closed	normal		Graphics		fixed						all	ChimeraX