java.lang.NullPointerException: Attempt to invoke interface method 'void android.bluetooth.BluetoothAdapter$LeScanCallback.onLeScan(android.bluetooth.BluetoothDevice, int, byte[])' on a null object reference

GitHub | felixgillen | 6 months ago
  1. 0

    Crash sensorbgerg android framework (android 6.0.1)

    GitHub | 6 months ago | felixgillen
    java.lang.NullPointerException: Attempt to invoke interface method 'void android.bluetooth.BluetoothAdapter$LeScanCallback.onLeScan(android.bluetooth.BluetoothDevice, int, byte[])' on a null object reference
  2. 0
    Initialize the variable before calling a method on it.
  3. 0
    Use 'dialog' to access views from custom_layout layout.
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  5. 0

    Attempt to invoke interface method '...' on a null object reference

    Stack Overflow | 6 months ago | Chuchaki
    java.lang.NullPointerException: Attempt to invoke interface method 'void de.tuhh.et5.tills.biocontrol.activity.BLEListFragment$OnBLEDeviceSelectedListener.OnBLEDeviceSelected(android.bluetooth.BluetoothDevice)' on a null object reference at de.tuhh.et5.tills.biocontrol.activity.BLEListFragment.onListItemClick(BLEListFragment.java:92)
  6. 0
    The resource was accessed after it was dismissed.

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke interface method 'void android.bluetooth.BluetoothAdapter$LeScanCallback.onLeScan(android.bluetooth.BluetoothDevice, int, byte[])' on a null object reference

      at com.sensorberg.bluetooth.CrashCallBackWrapper.onLeScan()
    2. com.sensorberg.bluetooth
      CrashCallBackWrapper.onLeScan
      1. com.sensorberg.bluetooth.CrashCallBackWrapper.onLeScan(CrashCallBackWrapper.java:59)
      1 frame
    3. Android Platform
      BluetoothAdapter$4.onScanResult
      1. android.bluetooth.BluetoothAdapter$4.onScanResult(BluetoothAdapter.java:3261)
      1 frame
    4. Android
      BluetoothLeScanner$BleScanCallbackWrapper$1.run
      1. android.bluetooth.le.BluetoothLeScanner$BleScanCallbackWrapper$1.run(BluetoothLeScanner.java:413)
      1 frame
    5. Android Platform
      ActivityThread.main
      1. android.os.Handler.handleCallback(Handler.java:739)
      2. android.os.Handler.dispatchMessage(Handler.java:95)
      3. android.os.Looper.loop(Looper.java:158)
      4. android.app.ActivityThread.main(ActivityThread.java:7224)
      4 frames
    6. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Method.java)
      1 frame
    7. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120)
      2 frames