java.lang.NullPointerException

GitHub | tobiasheine | 4 years ago
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  1. 0

    crashes if device has no back-facing cam (Nexus 7 for example)

    GitHub | 4 years ago | tobiasheine
    java.lang.NullPointerException
  2. 0

    My code throws java.lang.RuntimeException: getParameters failed (empty parameters)

    Stack Overflow | 1 year ago | JWL
    java.lang.RuntimeException: getParameters failed (empty parameters)
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  4. 0

    Nullpointer exception for cameraInstance

    GitHub | 1 year ago | aaqibkhan
    java.lang.NullPointerException: Attempt to invoke virtual method 'void com.journeyapps.barcodescanner.camera.CameraInstance.setSurfaceHolder(android.view.SurfaceHolder)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.dm.zbar.android.scanner.CameraPreview.surfaceChanged()
    2. com.dm.zbar
      CameraPreview.surfaceChanged
      1. com.dm.zbar.android.scanner.CameraPreview.surfaceChanged(CameraPreview.java:154)
      1 frame