Ok, it was a while ago, but I think the reason I was getting this error is because I had accidentally truncated my meta-release file, which I had to create manually because it wasn't included in any package at the time. I think it is included in newer releases.
-- "Failed Upgrade tool signature" when using do-release-upgrade https://bugs.launchpad.net/bugs/156070 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
