it's still saying authentication failed.
the account details you are entering for connecting to the fed sex server are being rejected.
you should contact fed ex support to double check the account is active.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.