*** This bug is a duplicate of bug 123078 *** https://bugs.launchpad.net/bugs/123078
YES, your right : the gnome-power-manager was not running (Système/Préférences/Sessions:Gestionnaire d'Energie). Activating it (the gnome-power-manager) solved the bug. It really seems that this bug is a duplicate of bug 123078 : "System -> Quit takes a long time to appear". -- Xorg freezes 60 seconds on shutdown button activation https://bugs.launchpad.net/bugs/255046 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs