MoCKeR, I believe that the error message is a symptom of the problem. The dbus would fail to unregister if your session was already dead. It is likely that we would need the entire error log in order to find the source of the issue. You can easily attach it to this bug report.
-- My user session closes randomly [Karmic] https://bugs.launchpad.net/bugs/511774 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