Public bug reported: I've read previous similar bug issue, and apply the corresponding solution such as removing third party PPA. Yet, the problem persist. It cannot ugprade to 20.04
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 CurrentDesktop: ubuntu:GNOME Date: Fri Oct 30 13:34:27 2020 InstallationDate: Installed on 2018-06-01 (881 days ago) InstallationMedia: Ubuntu-GNOME 16.04.4 LTS "Xenial Xerus" - Release amd64 (20180228) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to bionic on 2020-10-30 (0 days ago) VarLogDistupgradeTermlog: ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug bionic dist-upgrade -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1902174 Title: Could not determine the upgrade, Ubuntu 18.04 to 20.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1902174/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs