ERR_NGROK_7190: The JWT Validation signing key algorithm ALGORITHM must be unique

What does ERR_NGROK_7190 mean?

ngrok returns ERR_NGROK_7190 with this message:

The JWT Validation signing key algorithm <ALGORITHM> must be unique. Make sure to include it only once in the allowed algorithms list.

Troubleshoot ERR_NGROK_7190 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.