Public bug reported: can't upgrade to 21.0 get the message : "An unresolvable problem occurred while calculating the upgrade.
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'." Here main.log file : https://drop.chapril.org/download/d15a3cd196d96a89/#CYJTk1SqlvRjG4fbY0-BWw (expires after 5 days) Here apt.log file : https://drop.chapril.org/download/b7f475dce91d38d9/#C9r_ueZLtQdavrvdbvykHA (expires after 5 days) Thank for your help ! ProblemType: Bug DistroRelease: Ubuntu 20.10 Package: ubuntu-release-upgrader-core 1:20.10.15 ProcVersionSignature: Ubuntu 5.8.0-53.60-generic 5.8.18 Uname: Linux 5.8.0-53-generic x86_64 ApportVersion: 2.20.11-0ubuntu50.6 Architecture: amd64 CasperMD5CheckResult: skip CrashDB: ubuntu CurrentDesktop: ubuntu:GNOME Date: Fri May 14 09:53:19 2021 InstallationDate: Installed on 2021-02-03 (99 days ago) InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to groovy on 2021-05-14 (0 days ago) VarLogDistupgradeAptlog: Log time: 2021-05-14 09:51:30.696117 Log time: 2021-05-14 09:51:36.462482 VarLogDistupgradeTermlog: ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade groovy 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/1928441 Title: Fail in upgrade to 21.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1928441/+subscriptions -- ubuntu-bugs mailing list email@example.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs