C#蓝牙开发问题:由于目标主机坏了，套接字操作失败

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using System.Net.Sockets;



using InTheHand.Windows.Forms;

using InTheHand.Net;

using InTheHand.Net.Bluetooth;

using InTheHand.Net.Sockets;



using System.Threading;

using System.Runtime.InteropServices;



using System.Net;

using System.IO;



namespace bluetooth

{

    public partial class Form1 : Form

    {

        BluetoothRadio radio = null;//蓝牙适配器   

        BluetoothAddress sendAddress = null;//发送目的地址  

        string recDir = null;//接受文件存放目录  

        //ObexListener listener = null;//监听器 

        Boolean connection = false;

        BluetoothClient bluetoothClient;

        BluetoothListener bluetoothListener;

      //  Thread listenThread;

        bool isConnected;

  //      NetworkStream peerStream;

        





        public Form1()

        {

            InitializeComponent();

            radio = BluetoothRadio.PrimaryRadio;//获取当前PC的蓝牙适配器  

            CheckForIllegalCrossThreadCalls = false;//不检查跨线程调用  

            if (radio == null)//检查该电脑蓝牙是否可用  

            {

                MessageBox.Show("这个电脑蓝牙不可用！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);

            }

            recDir = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);

        }



        private void button1_Click(object sender, EventArgs e)

        {

            SelectBluetoothDeviceDialog dialog = new SelectBluetoothDeviceDialog();

            dialog.ShowRemembered = true;

            dialog.ShowAuthenticated = true;

            dialog.ShowUnknown = true;   

            if (dialog.ShowDialog() == DialogResult.OK)

            {

                sendAddress = dialog.SelectedDevice.DeviceAddress;//获取选择的远程蓝牙地址  

                label1.Text = "地址:" + sendAddress.ToString() + "设备名:" + dialog.SelectedDevice.DeviceName;

                bluetoothClient = new BluetoothClient();

                bluetoothClient.Connect(sendAddress, BluetoothService.PhonebookAccess);//问题在这里

                connection = true;

               // Thread ReceiveThread = new Thread(ReceiveData);

                //ReceiveThread.Start();

            }

        }

        private void Form1_Load(object sender, EventArgs e)

        {

        }



        private void Form1_FormClosing(object sender, FormClosingEventArgs e)

        {

            if (connection) { bluetoothClient.Close(); }//; bluetoothListener.Stop(); }

        }

    }

}

补充：.NET技术 ,  C#

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