: Corruption in the game files can block connections. In your Steam Library, right-click Sniper Elite 3, select Properties > Installed Files , and click Verify integrity of game files .
If you're using a VPN or proxy, try disabling it and see if it resolves the connection issue. sniper elite 3 connection to the game failed top
: If the error occurs when accessing specific content, ensure all DLC packs have finished downloading in the background, which can sometimes take over an hour. cant connect to coop :: Sniper Elite 3 General Discussions : Corruption in the game files can block connections