Same problem here. But I got below non-stop message.
there was a problem sending state update request:The requested address is not valid in its contextSystem.Net.Sockets.SocketException (0x80004005): The requested address is not valid in its context
at System.Net.Sockets.Socket.SendTo(Byte[] buffer, Int32 offset, Int32 size, SocketFlags socketFlags, EndPoint remoteEP)
at VAICOM.Client.DcsClient.SendUpdateRequest()