public void OnDataReceived(IAsyncResult asyn){    try    {         Socket theSoc = (Socket)asyn.AsyncState;                  int iRx = theSoc.EndReceive(asyn);         // get the number of bytes that were transmitted         char[] chars = new char[iRx + 1];         System.Text.Decoder d = System.Text.Encoding.UTF8.GetDecoder();         int charLen = d.GetChars(dataBuffer, 0, iRx, chars, 0);         string strMsg = new string(chars);         WaitForData(theSoc);     }     catch(....)     {     }}