Public bug reported: Looks like libudev1 isn't even available for 12.04. So:
# apt-get -f install Reading package lists... Done Building dependency tree Reading state information... Done Correcting dependencies... failed. The following packages have unmet dependencies: initramfs-tools : Depends: initramfs-tools-bin (< 0.99ubuntu13.2.1~) but 0.103ubuntu1 is installed initramfs-tools-bin : Depends: libudev1 (>= 183) but it is not installable linux-headers-server : Depends: linux-headers-3.2.0-59-generic but it is not installed linux-server : Depends: linux-headers-server (= 3.2.0.53.63) but 3.2.0.59.70 is installed E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages. E: Unable to correct dependencies # lsb_release -rd Description: Ubuntu 12.04.4 LTS Release: 12.04 ** Affects: initramfs-tools (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1289488 Title: Ubuntu 12.04 initramfs-tools-bin : Depends: libudev1 (>= 183) but it is not installable To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1289488/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs