Ok, I'm a bit out of ideas on how to debug that now but letting it as new so other triagers can maybe pick it, one other way would be to start gnome-session --debug from a non GNOME session and see what is written when trying to restart
** Changed in: gnome-session (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-session in ubuntu. https://bugs.launchpad.net/bugs/733218 Title: the machine do not switch off -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs