Thanks for bringing this issue up and working on a patch for it. I've actually modified the arch check to drop powerpc and sparc, and to add every architecture which is on ports.ubuntu.com.
Out of curiosity how did you end up with the sources.list entries which 404'ed? ** Changed in: ubuntu-release-upgrader (Ubuntu) Assignee: (unassigned) => Brian Murray (brian-murray) ** Changed in: ubuntu-release-upgrader (Ubuntu) Status: New => In Progress ** Changed in: ubuntu-release-upgrader (Ubuntu) Importance: Undecided => Medium ** Tags added: rls-hh-incoming -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1917220 Title: ports.ubuntu.com not selected for arm64 architecture To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1917220/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs