Error Message: Error 285:68 Can’t connect to server. Please check your Internet connection and try again

This error is displayed if a firewall on the server is preventing incoming traffic on port 8080 (or whatever port you have chosen in your own server installation for writer & viewer communications with the server).

You can use this tool to see if a specific port is CLOSED – http://www.yougetsignal.com/tools/open-ports/