Public bug reported: A broken python package break all the upgrade process.
Description: Ubuntu 18.04.5 LTS Release: 18.04 python-dev: Installed: 2.7.15~rc1-1 Candidate: 2.7.15~rc1-1 Version table: *** 2.7.15~rc1-1 500 500 http://ro-mirrors.evowise.com/ubuntu bionic/main amd64 Packages 100 /var/lib/dpkg/status ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: ubuntu-release-upgrader-core 1:18.04.42 ProcVersionSignature: Ubuntu 5.4.0-70.78~18.04.1-generic 5.4.94 Uname: Linux 5.4.0-70-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.23 Architecture: amd64 CrashDB: ubuntu CurrentDesktop: MATE Date: Thu Apr 22 11:11:35 2021 InstallationDate: Installed on 2018-09-26 (938 days ago) InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to bionic on 2021-04-22 (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/1925457 Title: impossible to upgrade from 18.04 to 20.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1925457/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs