Yep. Has happened here twice so far. Both times after opening a new window in Chrome.
I find that typing compiz --replace in terminal gets rid of it. but that's only a temporary fix... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/940603 Title: white box randomly shows up at top left corner blocking applications from using stuff under it To manage notifications about this bug go to: https://bugs.launchpad.net/compiz-animation-plugin/+bug/940603/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs