Ondrej Certik wrote: > We managed to find a workaround for this bug at: > > http://code.google.com/p/pyglet/issues/detail?id=115 > > see the comment 10 and the discussion below it. > > Do you know which package the bug is in? > The bug occurs in the Mesa code that's built in the X server (GLcore module). It should be already fixed upstream. Brice