wglMakeCurrent WindowsError: exception: access violation reading 0x000000

[jon]

This isn’t an issue with Python3. It’s almost certainly to do with your graphics drivers. See previous response:

Windows Exception error when importing visual library

Hi, PsychoPy has recently stopped working here. There’s a Windows exception error when I try to import the visual library. I’ve pasted the traceback below. I’m running the coder on Windows 7, PsychoPy 1.85.6, and my graphics card is Intel HD Graphics 4600. Searching online I found a suggestion to import pyglet at the start of the script and set pyglet.options[‘shadow_window’]=False. That caused the script to stop without a message; inserting debug messages revealed that the import visual call …