I've had it happen when using ctrl-alt-backspace to restart the window environment and also when restarting from hibernate
-- compiz.real crashed with SIGSEGV https://bugs.launchpad.net/bugs/145360 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs