I've just noticed that the issue of "black screen" is triggered also by manually locking the screen, so I've opened a separate bug #841109, because I'm not sure that the cause of the problem is the lack of a default screensaver...
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/808512 Title: No way to configure screensaver in Oneiric To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/808512/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs