It seems that there was an error communicating with the Ubuntu archive. Please try the upgrade again or check to see if they are any issues on your network preventing you from communicating with the archive. Thanks and good luck.
2021-10-19 20:54:35,040 DEBUG examining: 'deb http://archive.ubuntu.com/ubuntu hirsute main restricted' 2021-10-19 20:54:35,041 DEBUG verifySourcesListEntry: deb http://archive.ubuntu.com/ubuntu impish main restricted 2021-10-19 20:54:35,041 DEBUG url_downloadable: http://archive.ubuntu.com/ubuntu/dists/impish/Release 2021-10-19 20:54:35,041 DEBUG s='http' n='archive.ubuntu.com' p='/ubuntu/dists/impish/Release' q='' f='' 2021-10-19 20:54:39,277 DEBUG error from httplib: '[Errno 104] Connection reset by peer' ** Changed in: ubuntu-release-upgrader (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1947754 Title: upgrade to 21.10 failed at step two To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1947754/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs