Question

我正在尝试从android studio 2修改这个项目但是当我尝试从Android 4.4.2运行应用程序并连接到蓝牙设备时，它会给出这些错误消息。

06-02 14:51:30.126 12669-12669/com.example.ti.ble.sensortag E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.ti.ble.sensortag, PID: 12669
java.lang.IllegalArgumentException: null is not a valid Bluetooth address
at android.bluetooth.BluetoothDevice.<init>(BluetoothDevice.java:564)
at android.bluetooth.BluetoothAdapter.getRemoteDevice(BluetoothAdapter.java:418)
at com.example.ti.ble.common.BluetoothLeService.disconnect(BluetoothLeService.java:635)
at com.example.ti.ble.sensortag.MainActivity.onConnect(MainActivity.java:320)
at com.example.ti.ble.sensortag.MainActivity.onDeviceClick(MainActivity.java:379)
at com.example.ti.ble.sensortag.ScanView$1.onItemClick(ScanView.java:205)
at android.widget.AdapterView.performItemClick(AdapterView.java:299)
at android.widget.AbsListView.performItemClick(AbsListView.java:1152)
at android.widget.AbsListView$PerformClick.run(AbsListView.java:3014)
at android.widget.AbsListView$3.run(AbsListView.java:3865)
at android.os.Handler.handleCallback(Handler.java:808)
at android.os.Handler.dispatchMessage(Handler.java:103)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:5341)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:825)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:641)
at dalvik.system.NativeStart.main(Native Method)

可在此处找到项目SensorTag20 Project。我该如何解决这些问题？

Answer 1

事实证明，我只需要在每次重新编程时重启设备。

Sensortag20程序崩溃连接到蓝牙设备

1 个答案: