ERR_NGROK_344: Endpoint configuration ID does not allow clients to set an IP policy

What does ERR_NGROK_344 mean?

ngrok returns ERR_NGROK_344 with this message:

Endpoint configuration <ID> does not allow clients to set an IP policy.

Troubleshoot ERR_NGROK_344 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.