For me it worked creating ~/plugins as user, not as root. But i had to do the normal update before starting the partial. Error messages just like those above.
-- update manager partial upgrade fails https://bugs.launchpad.net/bugs/335416 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs