I have the same problem. I've tried Cyril's workaround, and all I get after rebooting is a no signal blank screen and no command available.
-- Radeon module loaded before agpgart https://bugs.launchpad.net/bugs/468413 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs