ERR_NGROK_9036: Invalid scheme UNSUPPORTEDSCHEME, allowed schemes: ALLOWEDSCHEMES

What does ERR_NGROK_9036 mean?

ngrok returns ERR_NGROK_9036 with this message:

Invalid scheme <UNSUPPORTEDSCHEME>, allowed schemes: <ALLOWEDSCHEMES>.

Troubleshoot ERR_NGROK_9036 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.