I have found the solution. As it turned out, the conflicting package was xserver-xorg-video-all. After deinstalling it, the upgrade went through. Maybe this can be fixed generally as only a close look into the debug files gives hints.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1314755 Title: update to 14.04 fails To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1314755/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
