Not sure if it's X.org's fault, but I thought a guess is better than nothing.
** Changed in: Ubuntu Sourcepackagename: None => xorg -- package description of nvidia-glx(-legacy) is misleading, both drivers not working https://launchpad.net/bugs/70092 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs