Hola Pedro. My computer freezes around 1 to 4 times a day. Hope the following helps.
This is the content of gs-debug.txt: cat gs-debug.txt [gs_debug_init] gs-debug.c:106 (13:37:12): Debugging enabled [main] gnome-screensaver.c:87 (13:37:12): initializing gnome-screensaver 2.30.2 [init_session_id] gs-listener-dbus.c:2056 (13:37:12): Got session-id: /org/freedesktop/ConsoleKit/Session1 [gs_fade_init] gs-fade.c:923 (13:37:13): Fade type: 3 [set_status] gs-watcher-x11.c:345 (13:37:13): GSWatcher: not active, ignoring status changes [gs_watcher_set_active] gs-watcher-x11.c:275 (13:37:13): turning watcher: ON ** (gnome-screensaver:5069): WARNING **: screensaver already running in this session -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/762918 Title: Natty Screensaver freezes system after some period of inactivity To manage notifications about this bug go to: https://bugs.launchpad.net/acpi/+bug/762918/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs