I am seeing this issue. I also see the issue in bug #663159 which causes a logout when switching users, with the same error in xorg log so the two may be related, or have the same underlying cause.
-- [gm45] VT switch causes X session to be lost https://bugs.launchpad.net/bugs/576336 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