java.lang.NullPointerException: Attempt to invoke interface method 'void com.example.get2i.androidstore.CustomAdapter$OnItemClickListener.onItemClicked(android.view.View)' on a null object reference

Stack Overflow | 2Stoned | 8 months ago
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    java.lang.NullPointerException: Attempt to invoke interface method 'void com.example.get2i.androidstore.CustomAdapter$OnItemClickListener.onItemClicked(android.view.View)' on a null object reference
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    java.lang.NullPointerException: Attempt to invoke virtual method 'java.util.ArrayList foto.studio.SQLiteDataSource.getAllImageItems()' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2693) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2758) at android.app.ActivityThread.access$900(ActivityThread.java:177) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1448) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:145) at android.app.ActivityThread.main(ActivityThread.java:5942) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1400)
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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke interface method 'void com.example.get2i.androidstore.CustomAdapter$OnItemClickListener.onItemClicked(android.view.View)' on a null object reference

      at com.example.get2i.androidstore.CustomAdapter$ViewHolder$1.onClick()
    2. com.example.get2i
      CustomAdapter$ViewHolder$1.onClick
      1. com.example.get2i.androidstore.CustomAdapter$ViewHolder$1.onClick(CustomAdapter.java:102)
      1 frame
    3. Android Platform
      ActivityThread.main
      1. android.view.View.performClick(View.java:5198)
      2. android.view.View$PerformClick.run(View.java:21147)
      3. android.os.Handler.handleCallback(Handler.java:739)
      4. android.os.Handler.dispatchMessage(Handler.java:95)
      5. android.os.Looper.loop(Looper.java:148)
      6. android.app.ActivityThread.main(ActivityThread.java:5417)
      6 frames
    4. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      1 frame
    5. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
      2 frames