Android Bluetooth as client i cant connect with my arduino

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http://stackoverflow.com РI have a problem, I can not establish a connection with my bluetooth shield, I've been with another application and if the device works, indicated by a light that is connected, but with this app, that does not happen. the app crashes when this method is called mmSocket.connect (), if this is not bad socket acquiring   tmp = mmDevice.createRfcommSocketToServiceRecord (MY_UUID); please help i am new to this =) import java.io.IOException; import java.util.UUID; import android.app.Activity; import android.bluetooth.BluetoothAdapter; import android.bluetooth.BluetoothDevice; import android.blu (HowTos)