RE: [Visualpython-users] I broke my VPython

> > But then I go back to some of the demos - like Hanoi - that ran
> > perfectly nicely when I first installed VPython and find that
> > they also are not fully rendering. Get ugly half-rings.
> >
> > So re-install the cvisual .dll.  No help.
> 
> If you are running on Windows, it might be useful to run glinfo.py and 
> report its output.

Also try disabling hardware acceleration (as suggested in the FAQ).

Dave