I see this assertion whenever I lock the screen. My screen goes blank and shows only part of the UI when I move the mouse or press keys on the keyboard.
** Attachment added: "Gnome screensaver debug log" https://bugs.launchpad.net/ubuntu/+source/gnome-screensaver/+bug/1222137/+attachment/3974088/+files/gnome-screensaver.log -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-screensaver in Ubuntu. https://bugs.launchpad.net/bugs/1222137 Title: gnome-screensaver emits repeated error, gtk_widget_set_visible: assertion `GTK_IS_WIDGET (widget)' failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-screensaver/+bug/1222137/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs