ERR_NGROK_15015: The credential ACL policy doesn't permit a Traffic Policy on agent endpoints - ngrok documentation

What does ERR_NGROK_15015 mean?

ngrok returns ERR_NGROK_15015 with this message:

The credential ACL policy doesn't permit a Traffic Policy on agent endpoints. Remove the Traffic Policy, or attach it to a cloud endpoint instead.
Credential ID: <ID>

Troubleshoot ERR_NGROK_15015 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_15015?

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