I have the same problem. Booting with the external screen attached is OK, and gnome-display-properties works fine. Attaching the screen once X has started and opening gnome-display-properties hangs the computer as described by j^.
-- attaching external monitor: laptop display shows corrupted desktop https://bugs.launchpad.net/bugs/419328 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
