*** This bug is a duplicate of bug 1540568 *** https://bugs.launchpad.net/bugs/1540568
** This bug has been marked a duplicate of bug 1540568 package udev 228-4ubuntu2 failed to install/upgrade: Service mountkernfs has to be enabled to start service udev -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to lightdm in Ubuntu. https://bugs.launchpad.net/bugs/1542912 Title: ubuntu-mate-core and lightdm do not upgrade cleanly Status in lightdm package in Ubuntu: New Bug description: When upgrading from ubuntu-mate alpha2 to the current version in the repositories, the upgrade throws an error after executing "sudo apt- get install -f": insserv: Service dbus has to be enabled to start service lightdm insserv: exiting now! update-rc.d: error: insserv rejected the script header dpkg: error processing package lightdm (--configure): subprocess installed post-installation script returned error exit status 1 dpkg: dependency problems prevent configuration of ubuntu-mate-core: ubuntu-mate-core depends on lightdm; however: Package lightdm is not configured yet. dpkg: error processing package ubuntu-mate-core (--configure): dependency problems - leaving unconfigured No apport report written because the error message indicates its a followup error from a previous failure. Errors were encountered while processing: lightdm ubuntu-mate-core E: Sub-process /usr/bin/dpkg returned an error code (1) additional info: lsb_release -rd Description: Ubuntu Xenial Xerus (development branch) Release: 16.04 . What you expected to happen: clean upgrade . What happened instead: errors, as show above. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: ubuntu-release-upgrader-core 1:16.04.4 ProcVersionSignature: Ubuntu 4.4.0-2.16-generic 4.4.0 Uname: Linux 4.4.0-2-generic x86_64 ApportVersion: 2.19.4-0ubuntu2 Architecture: amd64 CrashDB: ubuntu CurrentDesktop: MATE Date: Sun Feb 7 14:02:50 2016 InstallationDate: Installed on 2016-02-06 (0 days ago) InstallationMedia: Ubuntu-MATE 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160127.1) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader Symptom: dist-upgrade UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1542912/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp