Web application has been failed

When I am trying to publish my web application,it is failed with following error

Deploymnet Failed: "Error broadcasting message to Front-end Server S4WEG-LT6B01 (127.0.0.1)):System.Net.Sockets.SocketException (0x80004005): No connection could be made because the target machine actively refused it 127.0.0.1:12001"

Please help me.