ERR_NGROK_1401: The IP Policy Rule update failed because no values were provided

What does ERR_NGROK_1401 mean?

ngrok returns ERR_NGROK_1401 with this message:

The IP Policy Rule update failed because no values were provided. Specify at least one value

Troubleshoot ERR_NGROK_1401 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.