java.lang.NullPointerException

Attempt to invoke interface method 'int java.util.List.size()' on a null object reference

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Solutions on the web21080

  • via GitHub by JasonHezz
    , 8 months ago
    Attempt to invoke interface method 'int java.util.List.size()' on a null object reference
  • Attempt to invoke interface method 'int java.util.List.size()' on a null object reference
  • Attempt to invoke interface method 'int java.util.List.size()' on a null object reference
  • Stack trace

    • java.lang.NullPointerException: Attempt to invoke interface method 'int java.util.List.size()' on a null object reference at com.money.manager.ex.utils.MyDatabaseUtils.fixDuplicates(MyDatabaseUtils.java:156) at com.money.manager.ex.settings.DatabaseSettingsFragment$8.onPreferenceClick(DatabaseSettingsFragment.java:370) at android.preference.Preference.performClick(Preference.java:1165) at android.preference.PreferenceScreen.onItemClick(PreferenceScreen.java:263) at android.widget.AdapterView.performItemClick(AdapterView.java:340) at android.widget.AbsListView.performItemClick(AbsListView.java:1530) at android.widget.AbsListView$PerformClick.run(AbsListView.java:3698) at android.widget.AbsListView$3.run(AbsListView.java:5682) at android.os.Handler.handleCallback(Handler.java:739) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:145) at android.app.ActivityThread.main(ActivityThread.java:6917) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)

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