Public bug reported:
Trying to upgrade from 20.04. Originally got error "Unofficial software
packages not provided by Ubuntu..." I removed all ppa packages. Now
the error is: "An unresolvable problem occurred while calculating the
upgrade."
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubuntu-release-upgrader-core 1:20.04.41
ProcVersionSignature: Ubuntu 5.4.0-215.235-generic 5.4.290
Uname: Linux 5.4.0-215-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.27
Architecture: amd64
CasperMD5CheckResult: skip
CrashDB: ubuntu
Date: Wed May 14 17:19:22 2025
InstallationDate: Installed on 2018-09-16 (2432 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
PackageArchitecture: all
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to focal on 2025-05-14 (0 days ago)
mtime.conffile..etc.update-manager.release-upgrades: 2025-02-12T19:25:55.215230
** Affects: ubuntu-release-upgrader (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug dist-upgrade focal
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https://bugs.launchpad.net/bugs/2110753
Title:
Unable to upgrade from 20.04.6 LTS to 22.04 (Jammy)
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