UNIX Err: The requested URL responded with HTTP code 0.

cURL settings here: https://cl.ly/image/3i163D0b1u0Z

Usually this error comes if you′r on windows server.

If your website is on a windows server and you get the following error: “The requested URL responded with HTTP code 0” you might have a problem with cURL with your setup, please see the following link to resolve: https://richardwarrender.com/2007/05/the-secret-to-curl-in-php-on-windows/