Claude code not working on windows

Resolved 💬 4 comments Opened Apr 20, 2026 by zainab091 Closed May 1, 2026

Preflight Checklist

  • [x] I have searched existing issues and this hasn't been reported yet
  • [x] This is a single bug report (please file separate reports for different bugs)
  • [x] I am using the latest version of Claude Code

What's Wrong?

i5-8250U, Bun AVX-512 crash, worked before, exit code 3

What Should Happen?

It was working perfectly on windows but suddenly broke

Error Messages/Logs

Error: Claude Code process exited with code 3
View output logs · Troubleshooting resources

Steps to Reproduce

i5-8250U, Bun AVX-512 crash, worked before, exit code 3

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

1.0.17

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

VS Code integrated terminal

Additional Information

_No response_

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