Per the release notes: "Upgrades to 22.04 LTS are currently not enabled (due to a bug with snapd and update-notifier) but will be in the next couple of days."
https://discourse.ubuntu.com/t/jammy-jellyfish-release-notes/24668 ** Changed in: ubuntu-release-upgrader (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1970488 Title: upgrade to 22.04 failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1970488/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs