Problem solved for me: Restarted xserver 6times (was unable to switch to console), logged in and started by "startx". Ran update-manager and updated serveral packages including gdm, human-theme etc.
et voila: system starts normally! -- [hardy] [dell] [d820] Systemstart fails, gdmgreeter seems to hang https://bugs.launchpad.net/bugs/211774 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gdm in ubuntu. -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
