Some problems and solves

[freedom521jin]

1.ValueError: Failed to initialize Pyglet window with an OpenGL >= 3+ context. If you're logged in via SSH, ensure that you're running your script with vglrun (i.e. VirtualGL). The internal error message was "Cannot connect to "None""
solved:

import os
os.environ['PYOPENGL_PLATFORM'] = 'egl'

2.error:pyglet.canvas.xlib.NoSuchDisplayException: Cannot connect to "None"
solved:
pip install pyrender==0.1.43

[muelea]

Thanks for your comment! I will add a FAQ page with your solutions.