java.lang.NullPointerException: Attempt to invoke virtual method 'android.hardware.Camera$Parameters android.hardware.Camera.getParameters()' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'android.hardware.Camera$Parameters android.hardware.Camera.getParameters()' on a null object reference

      at com.journeyapps.barcodescanner.camera.CameraManager.setParameters()
    2. com.journeyapps.barcodescanner
      CameraInstance$4.run
      1. com.journeyapps.barcodescanner.camera.CameraManager.setParameters(CameraManager.java:353)
      2. com.journeyapps.barcodescanner.camera.CameraManager.configure(CameraManager.java:139)
      3. com.journeyapps.barcodescanner.camera.CameraInstance$4.run(CameraInstance.java:171)
      3 frames
    3. Android Platform
      HandlerThread.run
      1. android.os.Handler.handleCallback(Handler.java:746)
      2. android.os.Handler.dispatchMessage(Handler.java:95)
      3. android.os.Looper.loop(Looper.java:148)
      4. android.os.HandlerThread.run(HandlerThread.java:61)
      4 frames