Public bug reported:
Upgrade from 24.04.5 to 26.04 fails to calculate the upgrade,
unresolvable problem occurred, no indication of what that might be or
how to fix/avoid it. Poking around in the upgrade logs doesn't lead to
an obvious problem.
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: ubuntu-release-upgrader-core 1:24.04.29
ProcVersionSignature: Ubuntu 6.8.0-147.147-generic 6.8.12
Uname: Linux 6.8.0-147-generic x86_64
ApportVersion: 2.28.3-0ubuntu0.1
Architecture: amd64
CasperMD5CheckResult: unknown
CrashDB: ubuntu
CurrentDesktop: XFCE
Date: Fri Oct 30 11:33:43 2026
InstallationDate: Installed on 2020-09-01 (2250 days ago)
InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
PackageArchitecture: all
ProcEnviron:
LANG=en_US.UTF-8
LANGUAGE=en_US
PATH=(custom, no user)
SHELL=/bin/bash
TERM=xterm
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to noble on 2026-10-30 (0 days ago)
VarLogDistupgradeAptHistorylog:
Start-Date: 2026-10-30 11:29:59
Requested-By: shallman (1000)
End-Date: 2026-10-30 11:29:59
VarLogDistupgradeApttermlog:
Log started: 2026-10-30 11:29:59
Log ended: 2026-10-30 11:29:59
VarLogDistupgradeTermlog:
** Affects: ubuntu-release-upgrader (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug dist-upgrade noble third-party-packages
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https://bugs.launchpad.net/bugs/2172618
Title:
Upgrade from 24.04.5 to 26.04 fails to calculate the upgrade,
unresolvable problem occurred, no indication of what that might be or
how to fix/avoid it.
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