Similar symptoms on my 7.04 desktop install are produced by remote (Windows XP) logins from both Hummingbird Exceed or X-Win32 on 100% of my attempts.
However, this bug thread provided a complete fix for me: https://launchpad.net/ubuntu/+bug/89022 -- gdm does not start properly herd 5 https://launchpad.net/bugs/93255 -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
