The problem does not occur if Compiz is disabled (which is why I normally run with Compiz disabled). It's a matter of the video card running out of texture memory, if I understand correctly. I don't know if there's any connection to gnome-screensaver. I can try disabling that.
The problem does not occur if Compiz is disabled (which is why I normally run with Compiz disabled). It's a matter of the video card running out of texture memory, if I understand correctly. I don't know if there's any connection to gnome-screensaver. I can try disabling that.