*** This bug is a duplicate of bug 2150319 ***
https://bugs.launchpad.net/bugs/2150319
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Alex reacted via Gmail
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On Mon, 4 May 2026, 11:25 Simon Johnsson, <[email protected]>
wrote:
> *** This bug is a duplicate of bug 2150319 ***
> https://bugs.launchpad.net/bugs/2150319
>
> ** This bug has been marked a duplicate of bug 2150319
> lintian breaks upgrade from 24.04 to 26.04
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/2150852
>
> Title:
> An unresolvable problem occurred while calculating the upgrade on WSL2
> 24.04 to 26.04
>
> Status in ubuntu-release-upgrader package in Ubuntu:
> New
>
> Bug description:
> on wsl2 I tried to upgrade to 26.04
>
> I followed instructions:
>
> sudo apt update
> sudo apt upgrade -y
> sudo apt dist-upgrade -y
> sudo apt autoremove -y
> sudo apt install update-manager-core
> Prompt=lts
> sudo do-release-upgrade -d
>
>
> 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.
> ----- ERROR occurred here ---
>
> 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'.
>
>
> Restoring original system state
>
> Aborting
>
> ProblemType: Bug
> DistroRelease: Ubuntu 24.04
> Package: ubuntu-release-upgrader-core 1:24.04.28
> Uname: Linux 6.6.87.2-microsoft-standard-WSL2 aarch64
> ApportVersion: 2.28.1-0ubuntu3.8
> Architecture: arm64
> CasperMD5CheckResult: unknown
> CrashDB: ubuntu
> Date: Mon May 4 09:19:48 2026
> PackageArchitecture: all
> ProcEnviron:
> LANG=C.UTF-8
> PATH=(custom, no user)
> SHELL=/bin/bash
> TERM=xterm-256color
> XDG_RUNTIME_DIR=<set>
> SourcePackage: ubuntu-release-upgrader
> UpgradeStatus: Upgraded to noble on 2026-05-04 (0 days ago)
>
> To manage notifications about this bug go to:
>
> https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/2150852/+subscriptions
>
>
** Attachment added: "unnamed"
https://bugs.launchpad.net/bugs/2150852/+attachment/5967674/+files/unnamed
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https://bugs.launchpad.net/bugs/2150852
Title:
An unresolvable problem occurred while calculating the upgrade on WSL2
24.04 to 26.04
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/2150852/+subscriptions
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