java.lang.NullPointerException

Stack Overflow | A.asha | 8 months ago
tip
Click on the to mark the solution that helps you, Samebug will learn from it.
As a community member, you’ll be rewarded for you help.

Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at com.example.anilkumar.json.MainActivity$Rvadapter.getItemCount()
  2. com.example.anilkumar
    MainActivity$Rvadapter.getItemCount
    1. com.example.anilkumar.json.MainActivity$Rvadapter.getItemCount(MainActivity.java:154)
    1 frame
  3. Android v7
    RecyclerView.onMeasure
    1. android.support.v7.widget.RecyclerView.dispatchLayoutStep1(RecyclerView.java:3170)
    2. android.support.v7.widget.RecyclerView.onMeasure(RecyclerView.java:2782)
    2 frames
  4. Android Platform
    FrameLayout.onMeasure
    1. android.view.View.measure(View.java:12723)
    2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4698)
    3. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1369)
    4. android.widget.LinearLayout.measureVertical(LinearLayout.java:660)
    5. android.widget.LinearLayout.onMeasure(LinearLayout.java:553)
    6. android.view.View.measure(View.java:12723)
    7. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4698)
    8. android.widget.FrameLayout.onMeasure(FrameLayout.java:293)
    9. android.view.View.measure(View.java:12723)
    10. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4698)
    11. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1369)
    12. android.widget.LinearLayout.measureVertical(LinearLayout.java:660)
    13. android.widget.LinearLayout.onMeasure(LinearLayout.java:553)
    14. android.view.View.measure(View.java:12723)
    15. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4698)
    16. android.widget.FrameLayout.onMeasure(FrameLayout.java:293)
    16 frames
  5. Android
    PhoneWindow$DecorView.onMeasure
    1. com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2092)
    1 frame
  6. Android Platform
    ActivityThread.main
    1. android.view.View.measure(View.java:12723)
    2. android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1064)
    3. android.view.ViewRootImpl.handleMessage(ViewRootImpl.java:2442)
    4. android.os.Handler.dispatchMessage(Handler.java:99)
    5. android.os.Looper.loop(Looper.java:137)
    6. android.app.ActivityThread.main(ActivityThread.java:4424)
    6 frames
  7. Java RT
    Method.invoke
    1. java.lang.reflect.Method.invokeNative(Native Method)
    2. java.lang.reflect.Method.invoke(Method.java:511)
    2 frames
  8. Android
    ZygoteInit.main
    1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
    2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
    2 frames