gdm fails to start with external monitor

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http://forums.fedoraforum.org – If I have my external monitor attached to DVI I can just see the background image on the laptop and the external monitor stays black, no gdm login or anything. Without the external monitor everything is normal and I can login, then connect the external monitor and it remembers my setting to extend the desktop. Code: Linux disi-bigtop 3.5.0-2.fc17.x86_64 #1 SMP Mon Jul 30 14:48:59 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux This is with the radeon driver and the default configs in /etc/X11/xorg.conf.d/, which has just 00-system-setup-keyboard.conf. Attached is the Xorg.o.log with extern (HowTos)