A Bad Gateway Error 502 indicates that a website's server connectivity is malfunctioning. It doesn't inform you what the problem is with the website because it's just a general error. If this occurs, your website's visitors will see an error page. Your website may serve visitors a 502 Bad Gateway Error page if your server is down for maintenance or for any other reason. https://www.wordpresssupport.co/fix-the-...-gateway-error/