Created attachment 92965 GDB log of frozen kwin_x11 I get the same kind of freeze on my Lenovo B570e laptop (with Intel graphics): I can move the mouse pointer easily but the screen contents don't respond to it nor to pressing Alt+Tab.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1440210 Title: KWin crashes multiple times a day and often has to be restarted manually. To manage notifications about this bug go to: https://bugs.launchpad.net/kdebase-workspace/+bug/1440210/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs