The same for me, seems its only happend while antialiasing shadows of non-decorated windows like desktop panels and menus.
-- Windows flicker with a thick white border when resized https://bugs.launchpad.net/bugs/559183 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