ERR_NGROK_4107: Your user EMAIL was banned for violation of the terms of service

What does ERR_NGROK_4107 mean?

ngrok returns ERR_NGROK_4107 with this message:

Your user <EMAIL> was banned for violation of the terms of service. It may not be deleted. Contact support@ngrok.com if you believe this is an error.

Troubleshoot ERR_NGROK_4107 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.