Public bug reported: An unresolvable problem occurred while calculating the upgrade.
This was caused by: * Upgrading to a pre-release version of Ubuntu This is most likely a transient problem, please try again later. If none of this applies, then please report this bug using the command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal. If you want to investigate this yourself the log files in '/var/log/dist-upgrade' will contain details about the upgrade. Specifically, look at 'main.log' and 'apt.log'. Restoring original system state Aborting Reading package lists... Done Building dependency tree Reading state information... Done This system was installed 2 years ago 20.04 fresh. The upgrade to 22.04 is rejected. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: ubuntu-release-upgrader-core 1:20.04.38 ProcVersionSignature: Ubuntu 5.4.0-110.124-generic 5.4.181 Uname: Linux 5.4.0-110-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.23 Architecture: amd64 CasperMD5CheckResult: skip CrashDB: ubuntu CurrentDesktop: ubuntu:GNOME Date: Sat May 14 18:55:57 2022 PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to focal on 2022-05-14 (0 days ago) ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1973436 Title: Ubuntu 20.04 to 22.04 upgrade does not work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1973436/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs