public void send(object obj) { try { createConnection(); String msg = (String)obj; NetworkStream clientStream = client.GetStream(); StreamWriter SWriter = new StreamWriter(getStream(clientStream)); //Schreiben auf dem Stream SWriter.WriteLine(msg); //Close all the connections. SWriter.Close(); clientStream.Flush(); ConnectionClosed(); } catch (Exception ef) { owner.BalloonTipText("Der Server ist nicht erreichbar. Überprüfen Sie ihre Verbindungsparameter.", System.Windows.Forms.ToolTipIcon.Error); } }