HMS-Core/hms-scan-demo

java.lang.NullPointerException

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  • 2023-11-16 18:41:57.941 1278-1278 DEBUG E Back traces starts.
  • 2023-11-16 18:41:57.941 1278-1278 DEBUG E java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.WindowManager android.app.Activity.getWindowManager()' on a null object reference
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at com.huawei.hms.scankit.e$b.onOrientationChanged(IRemoteCustomedViewDelegateImpl.java:1)
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at android.view.OrientationEventListener$SensorEventListenerImpl.onSensorChanged(OrientationEventListener.java:166)
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at android.hardware.SystemSensorManager$SensorEventQueue.dispatchSensorEvent(SystemSensorManager.java:1069)
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at android.os.MessageQueue.nativePollOnce(Native Method)
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at android.os.MessageQueue.next(MessageQueue.java:374)
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at android.os.Looper.loopOnce(Looper.java:163)
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at android.os.Looper.loop(Looper.java:293)
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at android.app.ActivityThread.loopProcess(ActivityThread.java:9940)
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at android.app.ActivityThread.main(ActivityThread.java:9929)
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at java.lang.reflect.Method.invoke(Native Method)
  • 2023-11-16 18:41:57.942 1278-1278 DEBUG E at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:586)
  • 2023-11-16 18:41:57.943 1278-1278 DEBUG E at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1240)