[BUG] Bun crashes leads to Claude Code crashing

Resolved 💬 15 comments Opened Oct 21, 2025 by Richard-Starrtec Closed Mar 26, 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?

Bun is erroring that then leads to CC crashing. Happened multiple times over the last couple of days and just using CC "normally"

What Should Happen?

Should not be crashing

Error Messages/Logs

<img width="1916" height="918" alt="Image" src="https://github.com/user-attachments/assets/75feba78-7f12-45d7-987b-2aad8a0d7264" />

<img width="1920" height="570" alt="Image" src="https://github.com/user-attachments/assets/3ce85455-c694-4891-bc67-d443abf5305d" />

<img width="1918" height="488" alt="Image" src="https://github.com/user-attachments/assets/b6203adf-8c20-4c12-bbb9-52d2cb56c2ed" />

<img width="1912" height="590" alt="Image" src="https://github.com/user-attachments/assets/1cb7af32-fd4b-4cb4-9547-727d991d878a" />

Steps to Reproduce

I'm just using CC normally and not doing anything in particular

Claude Model

Sonnet (default)

Is this a regression?

Yes, this worked in a previous version

Last Working Version

2.0.20

Claude Code Version

2.0.20

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Warp

Additional Information

_No response_

View original on GitHub ↗

This issue has 15 comments on GitHub. Read the full discussion on GitHub ↗