[BUG] CLI output was not valid JSON. This may indicate an error during startup. Output: sandbox-helper: failed to start command: fork/exec /usr/local/lib/node_modules_global/bin/srt: no such file or directory

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?

CLI output was not valid JSON. This may indicate an error during startup. Output: sandbox-helper: failed to start command: fork/exec /usr/local/lib/node_modules_global/bin/srt: no such file or directory

What Should Happen?

CLI output was not valid JSON. This may indicate an error during startup. Output: sandbox-helper: failed to start command: fork/exec /usr/local/lib/node_modules_global/bin/srt: no such file or directory

Error Messages/Logs

CLI output was not valid JSON. This may indicate an error during startup. Output: sandbox-helper: failed to start command: fork/exec /usr/local/lib/node_modules_global/bin/srt: no such file or directory

Steps to Reproduce

CLI output was not valid JSON. This may indicate an error during startup. Output: sandbox-helper: failed to start command: fork/exec /usr/local/lib/node_modules_global/bin/srt: no such file or directory

Claude Model

Opus

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

opus4.6

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_