ERR_NGROK_1423: An action should now be specified on the IP Policy Rule, not IP Policy - ngrok documentation

What does ERR_NGROK_1423 mean?

ngrok returns ERR_NGROK_1423 with this message:

An action should now be specified on the IP Policy Rule, not IP Policy. Contact ngrok support if you need additional time to migrate.

Troubleshoot ERR_NGROK_1423 with your AI agent. Connect it to the ngrok MCP server, then ask what caused the error and how to fix it.

Where can I get more help with ERR_NGROK_1423?

Email support@ngrok.com and include the error code.