ERR_NGROK_3309: The route match type TYP is incompatible with OAuth, OIDC, or SAML

What does ERR_NGROK_3309 mean?

ngrok returns ERR_NGROK_3309 with this message:

The route match type `<TYP>` is incompatible with OAuth, OIDC, or SAML. Compatible selector match types are "EXACT_PATH" or "PATH_PREFIX".

Troubleshoot ERR_NGROK_3309 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.