ERR_NGROK_115: Your IP IP does not match the IP Policies specified by the Agent IP Restriction for this account - ngrok documentation

What does ERR_NGROK_115 mean?

ngrok returns ERR_NGROK_115 with this message:

Your IP <IP> does not match the IP Policies specified by the Agent IP Restriction for this account. Authenticate from an IP in the correct range or update your Agent IP Restrictions from the ngrok dashboard. https://dashboard.ngrok.com/ip-restrictions

Where can I get more help with ERR_NGROK_115?

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