Upgrade from/to unofficial build (for example various ppa) is not supported. For upgrade cinnamon from/to other repository a remove (or purge in some cases) of cinnamon and all related packages installed before the upgrade is needed.
-- 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 or 12.04 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