Public bug reported: Trying to upgrade from 18.04 to 20.04. Fails with An unresolvable problem occurred while calculating the upgrade.
ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: ubuntu-release-upgrader-core 1:18.04.40 ProcVersionSignature: Ubuntu 4.15.0-122.124-generic 4.15.18 Uname: Linux 4.15.0-122-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.18 Architecture: amd64 CrashDB: ubuntu Date: Sun Nov 1 20:43:22 2020 InstallationDate: Installed on 2011-08-13 (3369 days ago) InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to bionic on 2020-11-02 (0 days ago) VarLogDistupgradeTermlog: ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug bionic dist-upgrade third-party-packages -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1902476 Title: 18.04 -> 20.04 won't finish To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1902476/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs