After switching to nvidia-glx-legacy instead of nvidia-glx, the crash disappeared for me (both drivers support my card). So the older driver did not have this bug.
-- Crash if the expander in update-manager gets activated https://launchpad.net/bugs/49834 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
