An error stating that a program cannot find a server indicates that there is a connection error. Unfortunately, determining the cause of the error can be challenging.
This error frequently occurs when browsing the web. According to Mozilla, which distributes the Firefox web browser, users should try accessing different websites. If the problem is with the actual computer, then other websites won't load. If the problem is with the site, then other websites should load normally. Mozilla suggests trying different web browsers if no websites are loading. If certain websites load but others don't, then clearing the cache and deleting cookies is recommended.