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Wsl --install fails on build 26200 with "catastrophic failure"

Open imavirgo opened this issue 4 weeks ago • 4 comments

Windows Version

10.0.26200.7171

WSL Version

2.6.1

Are you using WSL 1 or WSL 2?

  • [x] WSL 2
  • [ ] WSL 1

Kernel Version

n/a

Distro Version

n/a

Other Software

No response

Repro Steps

wsl.exe --install in elevated powershell

Expected Behavior

Installation of wsl

Actual Behavior

Fails with "catastrophic failure" after displaying attached dialog

Image

Diagnostic Logs

WslLogs-2025-12-01_11-08-16.zip

imavirgo avatar Dec 01 '25 16:12 imavirgo

Diagnostic information 
Appx package is not installed

github-actions[bot] avatar Dec 01 '25 16:12 github-actions[bot]

Diagnostic information 
Appx package is not installed

Josemaldonadodiosmasmalo avatar Dec 01 '25 20:12 Josemaldonadodiosmasmalo

Diagnostic information 
Appx package is not installed

Josemaldonadodiosmasmalo avatar Dec 01 '25 20:12 Josemaldonadodiosmasmalo

Diagnostic information

Appx package is not installed

What should I do about this, please?

imavirgo avatar Dec 01 '25 20:12 imavirgo

Thank you for reporting this @imavirgo. This is an issue that we've already fixed in insider builds (most likely caused by a space in your Windows username).

To work around it, you can manually install the latest MSI package.

OneBlue avatar Dec 02 '25 20:12 OneBlue