one thing to add: I know my solution isn't first best, but perhaps it helps someone and the developers can figure out what exactly caused the problem
-- After logging out, trying to switch user, and changing from vtty back to X system completely hangs with a black screen with ATI Mobility Radeon non-free Drivers https://bugs.launchpad.net/bugs/500056 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-ati 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