关于Socket 异步读取的小疑点，有关问题解决立即给分

public static ManualResetEvent HallallDone = new ManualResetEvent(false);
byte[] recByte = new byte[1024];
private TcpClient hallclient;
private void readhallclient()
{
      HallallDone.WaitOne();
      AsyncCallback GetStreamMsgCallback = new AsyncCallback(hallReadCallBack);
      hallclient.GetStream().BeginRead(recByte, 0, recByte.Length, GetStreamMsgCallback, null);
//出错的位置，报IO异常：无法从传输连接中读取数据: 由于系统缓冲区空间不足或列队已满，不能执行套接字上的操作。。
       readhallclient();
}
private void hallReadCallBack(IAsyncResult ar)
{
            
      int numberOfBytesRead;
      bool isFinish = true;
      try
      {
           lock ( hallclient.GetStream())
           {
                numberOfBytesRead = hallclient.GetStream().EndRead(ar);

                if (numberOfBytesRead < 1)
                {

                    Console.WriteLine("消息长度小于1----Player");
                    return;
                    }
                }

                sb.AddBytes(recByte, numberOfBytesRead);
                recByte = new byte[1024];

                if (hallclient.GetStream().DataAvailable)
                {
                    isFinish = false;
                    hallclient.GetStream().BeginRead(recByte, 0, recByte.Length, new AsyncCallback(hallReadCallBack), hallclient.GetStream());
                }

                if (isFinish)
                {
                    string msg = StrHelper.ascarr2str(sb.ReceiveAllByte);
                    msg = msg.TrimEnd('\0');
                    string result = listenedMsgEffect(msg,CodeControl.LocalCode.Localcode);
                    if (result!=null&&result != "")
                    {
                        writehallclient(result);
                    }
                    sb.Dispose();
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
        }