ERR_NGROK_27714: An unsupported_params entry cannot be longer than 255 characters

What does ERR_NGROK_27714 mean?

ngrok returns ERR_NGROK_27714 with this message:

An unsupported_params entry cannot be longer than 255 characters. was <REQLEN>

Troubleshoot ERR_NGROK_27714 with your AI agent. Connect it to the ngrok MCP server, then ask what caused the error and how to fix it.

Email support@ngrok.com and include the error code.