This is my fault. I removed the flag, because it's unused. But previous releases will still try to pass the --mode flag to the downloaded upgrader.
Patch incoming. ** Changed in: ubuntu-release-upgrader (Ubuntu) Status: Confirmed => Triaged ** Changed in: ubuntu-release-upgrader (Ubuntu) Importance: Critical => Medium ** Changed in: ubuntu-release-upgrader (Ubuntu) Assignee: (unassigned) => Nick Rosbrook (enr0n) ** Changed in: ubuntu-release-upgrader (Ubuntu) Milestone: ubuntu-25.02 => None ** Changed in: ubuntu-release-upgrader (Ubuntu) Status: Triaged => Fix Committed ** Summary changed: - developer upgrade from 24.10 to 25.04 fails + developer upgrade from 24.10 to 25.04 fails due to missing --mode flag -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2092761 Title: developer upgrade from 24.10 to 25.04 fails due to missing --mode flag To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/2092761/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs