Just followed Patrickus' instructions for unchecking "Sync to Vblank" in Compiz Config Manager (Post #12) so we'll see if that fixes things. Many thanks for the suggestion PKC.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/781402 Title: Ubuntu 11.04 / Unity freezing when screen is 'woken up' -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs