The open and closed drivers currently don't play nice together. Hopefully one day that will change. But to me it looks like you haven't fully removed fglrx and this is causing you problems.
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/881526 Title: AMD graphics hardware hangs with an homogeneous coloured screen or blank screen, and with chirp coming from the graphics card To manage notifications about this bug go to: https://bugs.launchpad.net/mesa/+bug/881526/+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