If xorg has been updated to 7.3 in Gusty then it might be the NVIDIA binary driver is no longer compatible...
** Summary changed: - Xorg will not use restricted Nvidia driver + Xorg will not use restricted Nvidia driver in Gusty -- Xorg will not use restricted Nvidia driver in Gusty https://bugs.launchpad.net/bugs/116254 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs