May 29, · I try to download an excel file made by slicelive.com from an slicelive.com c# web form application. but i get Failed - network error. It should be noted that mentioned error. Mar 21, · OK, so it's more likely a network issue unique to the problem computer perhaps so hopefully what Broni had to say will help. That said if all else fails you might try the Firefox browser, I virtually never use the Chrome browser myself and I've long ago stopped using IE (the only times would be for development or issue purposes) but rather basically use Firefox (FF) exclusively.