ATI Radeon 9800 Pro The same here, but only with GL or 3D-Themes. Changing to a console is not possible, neither reboot, total freeze.
Dapper Beta, currently updated. -- Screensaver freezes on Dapper (ATI Radeon 8500 LE) https://launchpad.net/bugs/38181 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs