java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.Integer.intValue()' on a null object reference

Stack Overflow | Huy Tower | 3 months ago
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  1. 0

    Set dynamic layout height in data binding

    Stack Overflow | 3 months ago | Huy Tower
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.Integer.intValue()' on a null object reference
  2. 0
    samebug tip
    Call notifyDataSetChanged instead of notifyItemRemoved due to a bug in RecyclerView
  3. 0
    samebug tip
    This probably occurs because you are calling notifyItemInserted(position);, notifyItemChanged(position), or notifyItemRemoved(position); from a background thread (or from a callback, which runs on a background thread). Use a Handler to solve it.
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  5. 0
    samebug tip
    Try to reset the previous listener before making any changes to the view.
  6. 0

    I can not set Set Text in Card View name and surname

    Stack Overflow | 3 weeks ago | Ewelina
    java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String magdalena.pl.callmistake.Person.getName()' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'int java.lang.Integer.intValue()' on a null object reference

      at databinding.ItemGroupCommentsBinding.executeBindings()
    2. databinding
      ItemGroupCommentsBinding.executeBindings
      1. databinding.ItemGroupCommentsBinding.executeBindings(ItemGroupCommentsBinding.java:147)
      1 frame
    3. android.databinding
      ViewDataBinding.executePendingBindings
      1. android.databinding.ViewDataBinding.executePendingBindings(ViewDataBinding.java:355)
      1 frame
    4. view.base.adapter
      DataBindingAdapter.onBindViewHolder
      1. view.base.adapter.DataBindingAdapter.onBindViewHolder(DataBindingAdapter.java:32)
      2. view.base.adapter.DataBindingAdapter.onBindViewHolder(DataBindingAdapter.java:15)
      2 frames
    5. Android v7
      RecyclerView.onLayout
      1. android.support.v7.widget.RecyclerView$Adapter.onBindViewHolder(RecyclerView.java:6279)
      2. android.support.v7.widget.RecyclerView$Adapter.bindViewHolder(RecyclerView.java:6312)
      3. android.support.v7.widget.RecyclerView$Recycler.tryBindViewHolderByDeadline(RecyclerView.java:5258)
      4. android.support.v7.widget.RecyclerView$Recycler.tryGetViewHolderForPositionByDeadline(RecyclerView.java:5521)
      5. android.support.v7.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:5363)
      6. android.support.v7.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:5359)
      7. android.support.v7.widget.LinearLayoutManager$LayoutState.next(LinearLayoutManager.java:2141)
      8. android.support.v7.widget.GridLayoutManager.layoutChunk(GridLayoutManager.java:556)
      9. android.support.v7.widget.LinearLayoutManager.fill(LinearLayoutManager.java:1488)
      10. android.support.v7.widget.LinearLayoutManager.onLayoutChildren(LinearLayoutManager.java:585)
      11. android.support.v7.widget.GridLayoutManager.onLayoutChildren(GridLayoutManager.java:170)
      12. android.support.v7.widget.RecyclerView.dispatchLayoutStep2(RecyclerView.java:3506)
      13. android.support.v7.widget.RecyclerView.dispatchLayout(RecyclerView.java:3254)
      14. android.support.v7.widget.RecyclerView.onLayout(RecyclerView.java:3767)
      14 frames
    6. Android Platform
      ViewGroup.layout
      1. android.view.View.layout(View.java:15604)
      2. android.view.ViewGroup.layout(ViewGroup.java:4966)
      2 frames
    7. Android Support v4
      SwipeRefreshLayout.onLayout
      1. android.support.v4.widget.SwipeRefreshLayout.onLayout(SwipeRefreshLayout.java:636)
      1 frame
    8. Android Platform
      FrameLayout.onLayout
      1. android.view.View.layout(View.java:15604)
      2. android.view.ViewGroup.layout(ViewGroup.java:4966)
      3. android.widget.RelativeLayout.onLayout(RelativeLayout.java:1076)
      4. android.view.View.layout(View.java:15604)
      5. android.view.ViewGroup.layout(ViewGroup.java:4966)
      6. android.widget.FrameLayout.layoutChildren(FrameLayout.java:573)
      7. android.widget.FrameLayout.onLayout(FrameLayout.java:508)
      8. android.view.View.layout(View.java:15604)
      9. android.view.ViewGroup.layout(ViewGroup.java:4966)
      10. android.widget.FrameLayout.layoutChildren(FrameLayout.java:573)
      11. android.widget.FrameLayout.onLayout(FrameLayout.java:508)
      12. android.view.View.layout(View.java:15604)
      13. android.view.ViewGroup.layout(ViewGroup.java:4966)
      14. android.widget.LinearLayout.setChildFrame(LinearLayout.java:1703)
      15. android.widget.LinearLayout.layoutVertical(LinearLayout.java:1557)
      16. android.widget.LinearLayout.onLayout(LinearLayout.java:1466)
      17. android.view.View.layout(View.java:15604)
      18. android.view.ViewGroup.layout(ViewGroup.java:4966)
      19. android.widget.FrameLayout.layoutChildren(FrameLayout.java:573)
      20. android.widget.FrameLayout.onLayout(FrameLayout.java:508)
      21. android.view.View.layout(View.java:15604)
      22. android.view.ViewGroup.layout(ViewGroup.java:4966)
      23. android.widget.FrameLayout.layoutChildren(FrameLayout.java:573)
      24. android.widget.FrameLayout.onLayout(FrameLayout.java:508)
      25. android.view.View.layout(View.java:15604)
      26. android.view.ViewGroup.layout(ViewGroup.java:4966)
      27. android.widget.LinearLayout.setChildFrame(LinearLayout.java:1703)
      28. android.widget.LinearLayout.layoutVertical(LinearLayout.java:1557)
      29. android.widget.LinearLayout.onLayout(LinearLayout.java:1466)
      30. android.view.View.layout(View.java:15604)
      31. android.view.ViewGroup.layout(ViewGroup.java:4966)
      32. android.widget.FrameLayout.layoutChildren(FrameLayout.java:573)
      33. android.widget.FrameLayout.onLayout(FrameLayout.java:508)
      33 frames