ERR_NGROK_10095: The client IP filter value VALUE is not an IP address that can match a request - ngrok documentation

What does ERR_NGROK_10095 mean?

ngrok returns ERR_NGROK_10095 with this message:

The client IP filter value <VALUE> is not an IP address that can match a request.

Where can I get more help with ERR_NGROK_10095?

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