ERR_NGROK_1101: Too many public keys sent for this SSH tunnel (sent VAL, max MAX)

What does ERR_NGROK_1101 mean?

ngrok returns ERR_NGROK_1101 with this message:

Too many public keys sent for this SSH tunnel (sent <VAL>, max <MAX>).
Rerun ssh with '-v' to check what keys get sent

Troubleshoot ERR_NGROK_1101 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.