I close the desktop-effects bug, since this happen also with beryl, and desktop-effects has nothing with beryl.
** Changed in: desktop-effects (Ubuntu) Status: Unconfirmed => Rejected -- [feisty] No screen updates when using desktop-effects https://launchpad.net/bugs/77442 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs