[BUG]

Resolved 💬 3 comments Opened Dec 17, 2025 by geneweng Closed Feb 14, 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?

I got following error and the process stopped after I updated Claude Code to 2.0.70. I tried again with 2.0.71 and same error. It was working for 2.0.67 and earlier versions.

What Should Happen?

Claude code should create and run python code.

Error Messages/Logs

Bash(mkdir -p ai/star)
  ⎿  (No content)

● Now let me create a comprehensive analysis script to analyze  performance.

  ERROR  undefined is not a constructor (evaluating 'new U($,A)')

 /$bunfs/root/claude:1137:5029

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 - <anonymous> (/$bunfs/root/claude:1137:5029)
 - useMemo (/$bunfs/root/claude:170:102600)
 - <anonymous> (/$bunfs/root/claude:45:7784)
 - <anonymous> (/$bunfs/root/claude:1137:4975)
 - hU (/$bunfs/root/claude:170:20695)
 - gU (/$bunfs/root/claude:170:39063)
 - zH (/$bunfs/root/claude:170:36448)
 - PH (/$bunfs/root/claude:170:35983)
 - xe (/$bunfs/root/claude:170:52039)
 - V5 (/$bunfs/root/claude:170:85835)

^C

Steps to Reproduce

Create sample .csv file and conduct data analytics.

Claude Model

Not sure / Multiple models

Is this a regression?

Yes, this worked in a previous version

Last Working Version

2.0.67

Claude Code Version

2.0.70 2.0.71

Platform

AWS Bedrock

Operating System

Other Linux

Terminal/Shell

VS Code integrated terminal

Additional Information

_No response_

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