There was a version conflict between rhythmbox and rhythmbox-data. Purging that app from my system resolved the issue, and the upgrade was possible.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/970361 Title: Unable to `do-release-upgrade -d` from oneiric to precise To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/970361/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs