Michael, Maybe asking for the obvious, but is the glx module properly loaded?
[~]$ grep -i glx /var/log/Xorg.0.log (II) LoadModule: "glx" (II) Loading /usr/X11R6/lib/modules/extensions/libglx.so (II) Module glx: vendor="NVIDIA Corporation" (II) Loading extension GLX (II) Loading extension NV-GLX (II) Initializing extension GLX -- http://linuxfromscratch.org/mailman/listinfo/blfs-support FAQ: http://www.linuxfromscratch.org/blfs/faq.html Unsubscribe: See the above information page