I used "dpkg-reconfigure xserver-xorg", "modprobe -r nvidia" and then ran xserver in "safe" mode. The problem still happened, so it does not look like an NVidia problem.
** Attachment added: "The "safe" xorg.conf that I used" http://launchpadlibrarian.net/13114853/xorg.conf -- After xorg and gtk updates many programs run extremely slow https://bugs.launchpad.net/bugs/210646 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
