ERR_NGROK_6011: You may not specify MIDDLEWARE options from the ngrok agent because this domain has a configured endpoint configuration: ECID - ngrok documentation

What does ERR_NGROK_6011 mean?

ngrok returns ERR_NGROK_6011 with this message:

You may not specify <MIDDLEWARE> options from the ngrok agent because this domain has a configured endpoint configuration: <ECID>. Remove the endpoint configuration from this domain or remove the conflicting options when starting the ngrok agent.

Troubleshoot ERR_NGROK_6011 with your AI agent. Connect it to the ngrok MCP server, then ask what caused the error and how to fix it.

Where can I get more help with ERR_NGROK_6011?

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