Thanks for your bug report. Do /var/log/Xorg.*.log or /var/log/gdm/:0.log say anything interesting about the case?
** Changed in: gdm (Ubuntu) Importance: Untriaged => Medium Assignee: (unassigned) => Ubuntu Desktop Bugs Status: Unconfirmed => Needs Info -- gdm fails to create session https://launchpad.net/bugs/51233 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs