How To Resolve The Service Discovey Failed for BlueTooth Connection

            BluetoothClient bc = new BluetoothClient();
            BluetoothDeviceInfo[] devices;
            //BluetoothDeviceInfo info = null;
            Guid id = new Guid("{00112233-4455-6677-8899-aabbccddeeff}");
            Console.WriteLine(id.ToString());
            Console.WriteLine("Waiting.......");
            Console.ReadLine();
            devices = bc.DiscoverDevices();
try
            {
               BluetoothListener bl = new BluetoothListener(id);
                bl.Start();
                if (bl.AcceptSocket() != null)
                    Console.WriteLine("Successfully Connected");
                   Console.Read();
             }
            catch (Exception e)
            {
                Console.WriteLine("Exception : " + e.Message);
                Console.Read();
            }

public class MainActivity extends Activity {


BluetoothAdapter adapter;
BluetoothDevice bd;
BluetoothSocket sock;
OutputStream ostr;
int REQUEST_ENABLE_BT;
String str="6C:AC:6C:DD:6C:0D"; // BlueTooth Device Id

private static final UUID id=UUID.fromString("00112233-4455-6677-8899- aabbccddeeff");
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);
adapter=BluetoothAdapter.getDefaultAdapter();

if (!adapter.isEnabled()) {
Intent enableBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
startActivityForResult(enableBtIntent, REQUEST_ENABLE_BT);
}


Button b = (Button) findViewById(
le="http://R.id">R.id.button1);
    b.setOnClickListener(new OnClickListener() {

        @Override
        public void onClick(View v) {
 Toast.makeText(getApplicationContext(), "clicked button",            Toast.LENGTH_LONG).show();
    try
    { 
        bd=adapter.getRemoteDevice(str);                      Toast.makeText(getApplicationContext(),"Server is    running at   "+bd.getName().toString()+"...", Toast.LENGTH_LONG).show();
                   sock=bd.createInsecureRfcommSocketToServiceRecord(id);                    sock.connect();
                ostr=sock.getOutputStream();
                ostr.write(0);
            }
            catch(Exception e)
            {
                 Toast.makeText(getApplicationContext(),e.getMessage(), Toast.LENGTH_LONG).show();
            }
        }
    });

}