Hi David, On 2008-05-03 20:50 +0200, David Fox wrote: > But the GL code (which I suspect is nvidia-glx) doesn't work anymore. > Even things like glxgears fail now with "illegal instruction". Have a look at the documentation under /usr/share/doc/nvidia-glx/README.txt.gz and at bug #462429¹ how to disable instructions your processor does not have. HTH, Sven ¹ http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=462429