Common Error Handling

This section collects various errors and issues you may encounter while using Claude Code, along with detailed solutions. If you run into a problem, check here first for the relevant fix.

Installation Errors

• SyntaxError: Unexpected token ’{’ - Node.js version too old

API Errors

• Error 400: context_management - Resolving “Extra inputs are not permitted”
• Error 400: Invalid signature in thinking - Resolving “Invalid signature in thinking block”

Troubleshooting Tools

• Get Claude Code Local Session Files - Export conversation logs for analysis and troubleshooting

Other Issues

If your issue is not in the list above, you can:

• Check the FAQ
• Join the Discord community for help