This should be fixed now with 2.30.0-0ubuntu2. Closing this bug. If it can still be reproduced, feel free to re-open it. Thanks!
** Changed in: gnome-screensaver (Ubuntu) Status: Confirmed => Fix Released -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is a bug assignee. https://bugs.launchpad.net/bugs/503961 Title: gnome-screensaver crashed with signal 5 in _XError() -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs