glBlitFramebuffer: invalid operation

[huatiger3@…]

The following bug report has been submitted:
Platform:        Linux-5.4.0-28-generic-x86_64-with-debian-bullseye-sid
ChimeraX Version: 0.93 (2020-04-03)
Description
I Ran Chimerax from the command line.
It opened with the small 2bbv square image in the upper left
Clicked on image. Displayed full screen after about 45 sec
Clicked on A in Chain information for 2bbv.pdb #1

Error window displayed.


Log:
UCSF ChimeraX version: 0.93 (2020-04-03)  
© 2016-2020 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open /home/huatiger/Projects/Biochemistry/chimerax/data/2bbv.pdb format PDB

2bbv.pdb title:  
The refined three-dimensional structure of an insect virus At 2.8 angstroms
resolution [more info...]  
  
Chain information for 2bbv.pdb #1  
---  
Chain | Description  
A B C | black beetle virus capsid protein  
D E F | black beetle virus capsid protein  
N | RNA (5'-R(*up*CP*up*up*ap*up*ap*up*CP*U)-3')  
  
Non-standard residues in 2bbv.pdb #1  
---  
CA — calcium ion  
  

> select /A:56-363

2311 atoms, 2372 bonds, 1 model selected  
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/lib/python3.7/site-
packages/chimerax/core/updateloop.py", line 73, in draw_new_frame  
view.draw(check_for_changes = False)  
File "/usr/lib/ucsf-chimerax/lib/python3.7/site-
packages/chimerax/graphics/view.py", line 166, in draw  
self._draw_scene(camera, drawings)  
File "/usr/lib/ucsf-chimerax/lib/python3.7/site-
packages/chimerax/graphics/view.py", line 235, in _draw_scene  
r.outline.set_outline_mask() # copy depth to outline framebuffer  
File "/usr/lib/ucsf-chimerax/lib/python3.7/site-
packages/chimerax/graphics/opengl.py", line 1734, in set_outline_mask  
cfb.copy_to_framebuffer(mfb, color=False)  
File "/usr/lib/ucsf-chimerax/lib/python3.7/site-
packages/chimerax/graphics/opengl.py", line 2167, in copy_to_framebuffer  
GL.glBlitFramebuffer(0, 0, w, h, 0, 0, w, h, what, GL.GL_NEAREST)  
File "/usr/lib/ucsf-chimerax/lib/python3.7/site-
packages/PyOpenGL-3.1.5-py3.7.egg/OpenGL/platform/baseplatform.py", line 415,
in __call__  
return self( *args, **named )  
File "src/errorchecker.pyx", line 58, in
OpenGL_accelerate.errorchecker._ErrorChecker.glCheckError  
OpenGL.error.GLError: GLError(  
err = 1282,  
description = b'invalid operation',  
baseOperation = glBlitFramebuffer,  
cArguments = (  
0,  
0,  
805,  
540,  
0,  
0,  
805,  
540,  
256,  
GL_NEAREST,  
)  
)  
  




OpenGL version: 3.3 (Core Profile) Mesa 20.0.4
OpenGL renderer: llvmpipe (LLVM 9.0.1, 256 bits)
OpenGL vendor: VMware, Inc.
Manufacturer: ASUSTeK COMPUTER INC.
Model: G75VW
OS: Ubuntu 20.04 focal
Architecture: 64bit ELF
CPU: 8 Intel(R) Core(TM) i7-3630QM CPU @ 2.40GHz
Cache Size: 6144 KB
Graphics:
	01:00.0 VGA compatible controller [0300]: NVIDIA Corporation GF114M [GeForce GTX 670M] [10de:1213] (rev a1)
	Subsystem: ASUSTeK Computer Inc. GF114M [GeForce GTX 670M] [1043:2119]
	Kernel driver in use: nvidia

[pett]

Reported by John Bohn

[Tom Goddard]

This bug was fixed last week. Get current ChimeraX daily build. It happens only on VMware Linux due to unusual graphics graphics driver behavior.