Are you running a fully updated Ubuntu 9.04? Did you manually install graphic drivers, kernel or other xorg packages? What exactly did you downgrade? _Only_ the xorg driver _after_ a complete upgrade?
This feels like a duplicate of #419328, but I can't be sure yet... ** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Confirmed => Incomplete -- [i945GME] new xserver-xorg-intel-video problems. Old doesn't work external monitor https://bugs.launchpad.net/bugs/454595 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp