I can also confirm above posts. I've installed catalyst 10.7 drivers and 'downgraded' xserver-xorg-core and xserver-common to the original ubuntu versions and the problem seems to be solved!
Looks like this bug has been resolved... Yes! (Still having some issues with video-tearing though, but thats another thing (from what i've read, is that a shortcoming of the ATI catalyst drivers and have nothing to do with ubuntu) .) -- [Lucid][Ubuntu 10.04][ATI cards] Slow/freeze windows management (resize, maximise, .etc) with fglrx driver + compositing desktop. https://bugs.launchpad.net/bugs/568988 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to fglrx-installer in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp