Public bug reported: sudo do-release-upgrade -d Checking for a new Ubuntu release
= Welcome to the Ubuntu 'Jammy Jellyfish' development release = ''This release is still in development.'' Thanks for your interest in this development release of Ubuntu. The Ubuntu developers are moving very quickly to bring you the absolute latest and greatest software the Open Source Community has to offer. This development release brings you a taste of the newest features for the next version of Ubuntu. == Testing == Please help to test this development snapshot and report problems back to the developers. For more information about testing Ubuntu, please read: http://www.ubuntu.com/testing == Reporting Bugs == This development release of Ubuntu contains bugs. If you want to help out with bugs, the Bug Squad is always looking for help. Please read the following information about reporting bugs: http://help.ubuntu.com/community/ReportingBugs Then report bugs using apport in Ubuntu. For example: ubuntu-bug linux will open a bug report in Launchpad regarding the linux package. Your comments, bug reports, patches and suggestions will help fix bugs and improve future releases. == Participate in Ubuntu == If you would like to help shape Ubuntu, take a look at the list of ways you can participate at http://www.ubuntu.com/community/participate/ == More Information == You can find out more about Ubuntu on the Ubuntu website and Ubuntu wiki. http://www.ubuntu.com/ http://wiki.ubuntu.com/ To sign up for Ubuntu development announcements, please subscribe to Ubuntu's development announcement list at: http://lists.ubuntu.com/mailman/listinfo/ubuntu-devel-announce Continue [yN] y Get:1 Upgrade tool signature [819 B] Get:2 Upgrade tool [1,261 kB] Ign Upgrade tool Ign Upgrade tool Ign Upgrade tool Err Upgrade tool Connection timed out [IP: 91.189.91.38 80] Fetched 819 B in 6s (0 B/s) authenticate 'jammy.tar.gz' against 'jammy.tar.gz.gpg' Authentication failed Authenticating the upgrade failed. There may be a problem with the network or with the server. ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1970292 Title: ubuntu failed upgrade from 21.10 to 22.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1970292/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs