@ Johannes Hell (johanneshell) Try this Download kernel and headers fromhttp://kernel.ubuntu.com/~kernel-ppa/mainline/v3.8-raring/ and install it using ubuntu recovery mode. This fix works for me. I am also using dell studio 1555.
-- 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/1173400 Title: Garbled display: kernel 3.8.0-19-generic, ATI Mobility Radeon HD 4530/4570/545v To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/1173400/+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