The same problem here on my RV280. Also the compiz benchmark falls back to 10fps, from 40fps when the desktop should be visible .
01:00.0 VGA compatible controller: ATI Technologies Inc RV280 [Radeon 9200] (rev 01) 01:00.1 Display controller: ATI Technologies Inc RV280 [Radeon 9200] (Secondary) (rev 01) -- [karmic] Desktop blacked out when Compiz is enabled on -ati driver https://bugs.launchpad.net/bugs/421334 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to mesa 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