Have a look at bug 651294 and see if the work around for that solves your problem.
-- [i865] Crash on logout with KDM https://bugs.launchpad.net/bugs/628077 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