It's an inherent limitation of your hardware that Unity is unable to cope with, but non-GL based compositors or a vanilla desktop were.
** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/478859 Title: [i945gm] Multiple monitors not supported To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/478859/+subscriptions _______________________________________________ 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