The problem is at
2014-07-23T16:25:10.843-04:00 [02584 warning 'Default'] [,0] [NFC ERROR] NfcNewAuthdConnectionEx: Failed to connect to peer. Error: Failed to connect to server 9.17.181.91:902
You need to make sure that **Converter Server** machine can connect to 9.17.181.91 on port 902