*** This bug is a duplicate of bug 2169321 ***
https://bugs.launchpad.net/bugs/2169321
Public bug reported:
Could not calculate the upgrade
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'.
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
CrashReports:
640:1000:125:6873337:2026-10-22 14:42:15.066754130 +0200:2026-10-22
14:49:46.128432329 +0200:/var/crash/_usr_bin_latte-dock.1000.crash
640:0:125:1013355:2026-10-20 23:14:42.159699313 +0200:2026-10-22
14:40:46.146978731 +0200:/var/crash/_usr_bin_do-release-upgrade.0.crash
600:120:125:5:2026-10-22 14:49:45.908434291 +0200:2026-10-22
14:49:45.908434291 +0200:/var/crash/_usr_bin_do-release-upgrade.0.uploaded
644:0:125:0:2026-10-20 23:14:42.160699296 +0200:2026-10-20 23:14:42.160699296
+0200:/var/crash/_usr_bin_do-release-upgrade.0.upload
CurrentDesktop: ubuntu:GNOME
Date: Thu Oct 22 14:56:03 2026
InstallationDate: Installed on 2023-02-01 (1359 days ago)
InstallationMedia: Ubuntu 20.04.2.0 LTS "Focal Fossa" - Release amd64
(20210209.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to noble on 2026-10-22 (0 days ago)
VarLogDistupgradeAptHistorylog:
Start-Date: 2026-10-22 14:53:23
Requested-By: hakim (1000)
End-Date: 2026-10-22 14:53:23
VarLogDistupgradeApttermlog:
Log started: 2026-10-22 14:53:23
Log ended: 2026-10-22 14:53:23
** Affects: ubuntu-release-upgrader (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug dist-upgrade noble wayland-session
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Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/2171945
Title:
Can't upgrade from 24.04 to 26.04
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