@Wolfgang Kufner, I appreciated your reply. this is what i get to your code (I removed the screensaver package again):
gnome-screensaver: Installed: (none) Candidate: 2.30.0-0ubuntu1 Version table: 2.30.0-0ubuntu2 0 400 http://archive.ubuntu.com/ubuntu/ lucid-proposed/main Packages 100 /var/lib/dpkg/status 2.30.0-0ubuntu1 0 500 http://lk.archive.ubuntu.com/ubuntu/ lucid/main Packages -- black screen after a few user switches https://bugs.launchpad.net/bugs/546578 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-screensaver in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs