For the nvidia-graphics-drivers package, commenting out this VIDEODEP line in debian/rules fixes the problem:
# Comment out the following line to re-enable automatic ABI detection VIDEODEP = xorg-video-abi-11|xorg-video-abi-12|xorg-video-abi-13, xserver-xorg-core (>= 2:1.11.99.901) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1032672 Title: fglrx-updates broken dependency with xorg-video-abi-12 (Quantal) To manage notifications about this bug go to: https://bugs.launchpad.net/nvidia-drivers-ubuntu/+bug/1032672/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs