I am also experiencing this issue using fglrx. I have tried everything sugegsted here to no avail. I cannot switch users, logout or restart the system. I cannot restart x-server or switch to a console with out the blank screen killing me.
-- Lockup problems with both the free xorg ATI driver and the proprietary fglrx driver, using various ATI cards https://launchpad.net/bugs/30447 -- kubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs
