Most often reported bug in the history of KWin and unfortunately a driver bug. We changed the defaults in 4.7 to no longer trigger it, that's the max we could do.
** Bug watch added: KDE Bug Tracking System #252817 http://bugs.kde.org/show_bug.cgi?id=252817 ** Also affects: kdebase-workspace via http://bugs.kde.org/show_bug.cgi?id=252817 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/850628 Title: When the Euphoria (GL) Screensaver starts, KWIN crashes To manage notifications about this bug go to: https://bugs.launchpad.net/kdebase-workspace/+bug/850628/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs