Graphics error (possibly drawing selection)

[chimerax-bug-report@…]

The following bug report has been submitted:
Platform:        Linux-5.3.0-18-generic-x86_64-with-debian-buster-sid
ChimeraX Version: 0.9 (2019-03-26)
Description
(Describe the actions that caused this problem to occur here)

Log:
UCSF ChimeraX version: 0.9 (2019-03-26)  
© 2016-2019 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  
Opened run_it025_class001.mrc, grid size 200,200,200, pixel 2.08, shown at
level 0.0212, step 1, values float32  
Opened run_it025_class002.mrc, grid size 200,200,200, pixel 2.08, shown at
level 0.0209, step 1, values float32  
Opened run_it025_class003.mrc, grid size 200,200,200, pixel 2.08, shown at
level 0.0211, step 1, values float32  
Opened run_it025_class004.mrc, grid size 200,200,200, pixel 2.08, shown at
level 0.0188, step 1, values float32  
Opened run_it025_class005.mrc, grid size 200,200,200, pixel 2.08, shown at
level 0.021, step 1, values float32  
Opened run_it025_class006.mrc, grid size 200,200,200, pixel 2.08, shown at
level 0.0211, step 1, values float32  

> ui mousemode rightMode select

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 "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
packages/chimerax/core/updateloop.py", line 72, in draw_new_frame  
view.draw(check_for_changes = False)  
File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
packages/chimerax/core/graphics/view.py", line 159, in draw  
self._draw_scene(camera, drawings)  
File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
packages/chimerax/core/graphics/view.py", line 223, in _draw_scene  
r.outline.set_outline_mask() # copy depth to outline framebuffer  
File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
packages/chimerax/core/graphics/opengl.py", line 1658, in set_outline_mask  
cfb.copy_to_framebuffer(mfb, color=False)  
File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
packages/chimerax/core/graphics/opengl.py", line 2078, in copy_to_framebuffer  
GL.glBlitFramebuffer(0, 0, w, h, 0, 0, w, h, what, GL.GL_NEAREST)  
File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
packages/PyOpenGL-3.1.3b2-py3.7.egg/OpenGL/platform/baseplatform.py", line
409, in __call__  
return self( *args, **named )  
File "src/errorchecker.pyx", line 53, in
OpenGL_accelerate.errorchecker._ErrorChecker.glCheckError  
OpenGL.error.GLError: GLError(  
err = 1282,  
description = b'invalid operation',  
baseOperation = glBlitFramebuffer,  
cArguments = (  
0,  
0,  
1296,  
873,  
0,  
0,  
1296,  
873,  
256,  
GL_NEAREST,  
)  
)  
  




OpenGL version: 3.3 (Core Profile) Mesa 19.2.1
OpenGL renderer: llvmpipe (LLVM 9.0, 256 bits)
OpenGL vendor: VMware, Inc.

[Tom Goddard]

Probable VMWare Mesa graphics bug. Also using a very old ChimeraX.