I reproduced this issue with ubuntu-13.10-desktop-amd64.iso + apt-get dist-upgrade + apt_0.9.9.1~ubuntu3.
** Attachment added: "dpkg -l" https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1336267/+attachment/4144372/+files/dpkg-l.downgrade.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1336267 Title: The do-release-upgrade can not complete upgrade to Trusty from Saucy because dpkg says "too many errors, stopping", and OS are broken in the half-finished states. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1336267/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
