[BUG] Claude Code immediately returns "Interrupted by user" on any input

Resolved 💬 6 comments Opened Sep 8, 2025 by TrueCyan Closed Sep 10, 2025

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?

Claude Code immediately returns "Interrupted by user" on any input when I install some large MCP tools(~32,294 tokens > 25,000).
Everything works fine on 1.0.106. But when I upgrade it to 1.0.108, Claude Code starts to make this bug.

What Should Happen?

Claude should respond even if it has Large MCP tools context. (~32,294 tokens > 25,000)
or should respond with some proper error message about exceeding context limit.

Error Messages/Logs

Steps to Reproduce

  1. Install Unity-MCP(https://github.com/IvanMurzak/Unity-MCP) to Claude Code.
  2. Type anything.
  3. Claude Code immediately responds with "Interrupted by user".

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

1.0.106

Claude Code Version

1.0.108

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

VS Code integrated terminal

Additional Information

_No response_

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