The problem might be fixed by the following patch http://cvs.fedora.redhat.com/viewcvs/*checkout*/rpms/xorg-x11-server/devel/xserver-1.3.0-randrama-no-zero-screens.patch?rev=1.1 Could any of you rebuild xserver-xorg-core 1.3 with it and reports whether it helps? Thanks, Brice