ERR_NGROK_20005: BoundEndpoint is Denied due to no matching pattern in AllowedURLs

What does ERR_NGROK_20005 mean?

ngrok returns ERR_NGROK_20005 with this message:

BoundEndpoint is Denied due to no matching pattern in AllowedURLs

Troubleshoot ERR_NGROK_20005 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.