Public bug reported:
Updating repository information
Hit http://au.archive.ubuntu.com/ubuntu resolute InRelease
Hit http://au.archive.ubuntu.com/ubuntu resolute-updates InRelease
Hit http://au.archive.ubuntu.com/ubuntu resolute-backports InRelease
Hit http://security.ubuntu.com/ubuntu resolute-security InRelease
Fetched 0 B in 0s (0 B/s)
Checking package manager
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Calculating the changes
Calculating the changes
Could not calculate the upgrade
An unresolvable problem occurred while calculating the upgrade.
❯ lsb_release -rd
No LSB modules are available.
Description: Ubuntu 24.04.4 LTS
Release: 24.04
I expect to be able to upgrade my system - instead it failed with the above
error
.
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: ubuntu-release-upgrader-core 1:24.04.28
ProcVersionSignature: Ubuntu 6.17.0-29.29~24.04.1-generic 6.17.13
Uname: Linux 6.17.0-29-generic x86_64
ApportVersion: 2.28.1-0ubuntu3.8
Architecture: amd64
CasperMD5CheckResult: pass
CrashDB: ubuntu
CrashReports:
640:1000:109:44666990:2026-05-25 22:01:52.607094049 +1000:2026-05-25
22:01:53.607094049 +1000:/var/crash/_usr_bin_thunar.1000.crash
640:1000:109:134743:2026-05-27 17:19:29.554630756 +1000:2026-05-27
17:19:30.554630756 +1000:/var/crash/_opt_docker-desktop_Docker
Desktop.1000.crash
CurrentDesktop: ubuntu:GNOME
Date: Sat May 30 15:55:22 2026
InstallationDate: Installed on 2025-11-10 (201 days ago)
InstallationMedia: Ubuntu 24.04.3 LTS "Noble Numbat" - Release amd64
(20250805.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to noble on 2026-05-30 (0 days ago)
VarLogDistupgradeAptHistorylog:
Start-Date: 2026-05-30 15:52:44
Requested-By: gadget (1000)
End-Date: 2026-05-30 15:52:44
VarLogDistupgradeApttermlog:
Log started: 2026-05-30 15:52:44
Log ended: 2026-05-30 15:52:44
** Affects: ubuntu-release-upgrader (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug dist-upgrade noble
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Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/2154622
Title:
Trying to upgrade from 24.04 LTS to 26.04 LTS and failing to calculate
the upgrade
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