Same problem with my laptop HP Compaq nx9420 Intel Core2 Duo T7200 Radeon Mobility X1600
Everything freezes except the mouse pointer. Happens approx 2-5 times per day. I can get back working by killing the X-server (Alt-PrintScreen-K) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-ati in Ubuntu. https://bugs.launchpad.net/bugs/999645 Title: Freeze with unity 3d (12.04) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/999645/+subscriptions _______________________________________________ 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