I'll have another look into it. You are right, it is the video driver which is the problem. glx gears also quits with a strange error, but I think it did not crash.
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/665115 Title: changing "Visual Effects" leads to login-screen -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs