Thanks @jibel I did this to remove cinnamon, then ran $update-manager and it worked!
sudo apt-get install ppa-purge sudo apt-get purge --auto-remove cinnamon sudo apt-get autoremove -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1279762 Title: upgrade to 14.04 from 13.10 failed - cinnamon fails to upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cinnamon/+bug/1279762/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs