Public bug reported:
lsb_release -rd
No LSB modules are available.
Description: Ubuntu 24.04.4 LTS
Release: 24.04
When trying to upgrade from 24.04. to 26.04 using "update-manager -d", the
upgrade process is interrupted and the following messang message appears:
"Es konnte nicht ermittelt werden, welche Systemaktualisierungen verfügbar sind.
Ein unlösbares Problem trat während der Berechnung der Systemaktualisierung auf.
Wenn keine dieser zutrifft, melden Sie bitte den Fehler mithilfe des Befehls
'ubuntu-bug ubuntu-release-upgrader-core' in einem Terminal. Wenn Sie dies
selbst untersuchen möchten, finden Sie in den Protokolldateien unter
»/var/log/dist-upgrade« Details zur Systemaktualisierung. Schauen Sie sich
insbesondere »main.log« und »apt.log« an."
["It was not possible to determine which system updates are available.
An unsolvable problem occurred while calculating the system update.
If none of these apply, please report the error using the command ‘ubuntu-bug
ubuntu-release-upgrader-core’ in a terminal. ...]"
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: ubuntu-release-upgrader-core 1:24.04.28
ProcVersionSignature: Ubuntu 6.8.0-111.111-generic 6.8.12
Uname: Linux 6.8.0-111-generic x86_64
ApportVersion: 2.28.1-0ubuntu3.8
Architecture: amd64
CasperMD5json:
{
"result": "skip"
}
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Wed May 6 15:58:27 2026
InstallationDate: Installed on 2023-04-07 (1125 days ago)
InstallationMedia: Ubuntu 22.04.1 LTS "Jammy Jellyfish" - Release amd64
(20220809.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to noble on 2026-05-06 (0 days ago)
VarLogDistupgradeTermlog:
** Affects: ubuntu-release-upgrader (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug dist-upgrade noble third-party-packages
wayland-session
** Description changed:
lsb_release -rd
No LSB modules are available.
Description: Ubuntu 24.04.4 LTS
Release: 24.04
- When trying to upgrade using "update-manager -d", the uprade process is
interrupted and the following messang message appears:
+ When trying to upgrade from 24.04. to 26.04 using "update-manager -d", the
upgrade process is interrupted and the following messang message appears:
"Es konnte nicht ermittelt werden, welche Systemaktualisierungen verfügbar
sind.
Ein unlösbares Problem trat während der Berechnung der Systemaktualisierung
auf.
Wenn keine dieser zutrifft, melden Sie bitte den Fehler mithilfe des Befehls
'ubuntu-bug ubuntu-release-upgrader-core' in einem Terminal. Wenn Sie dies
selbst untersuchen möchten, finden Sie in den Protokolldateien unter
»/var/log/dist-upgrade« Details zur Systemaktualisierung. Schauen Sie sich
insbesondere »main.log« und »apt.log« an."
["It was not possible to determine which system updates are available.
An unsolvable problem occurred while calculating the system update.
If none of these apply, please report the error using the command ‘ubuntu-bug
ubuntu-release-upgrader-core’ in a terminal. ...]"
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: ubuntu-release-upgrader-core 1:24.04.28
ProcVersionSignature: Ubuntu 6.8.0-111.111-generic 6.8.12
Uname: Linux 6.8.0-111-generic x86_64
ApportVersion: 2.28.1-0ubuntu3.8
Architecture: amd64
CasperMD5json:
- {
- "result": "skip"
- }
+ {
+ "result": "skip"
+ }
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Wed May 6 15:58:27 2026
InstallationDate: Installed on 2023-04-07 (1125 days ago)
InstallationMedia: Ubuntu 22.04.1 LTS "Jammy Jellyfish" - Release amd64
(20220809.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to noble on 2026-05-06 (0 days ago)
VarLogDistupgradeTermlog:
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Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/2151328
Title:
can't upgrade from 24.04 to 16.04
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