You can't install just the driver, that's not supported.. you need 'xserver-xorg-lts-quantal' which pulls in the kernel and rest of the stack. Or install from 12.04.2 media.
** Changed in: xserver-xorg-video-intel-lts-quantal (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1154380 Title: Installing xserver-xorg-video-intel-lts-quantal on Precise causes package tree issues and prevents X display managers from loading with Intel GM45 chipset To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel-lts-quantal/+bug/1154380/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs