java.lang.NullPointerException: Attempt to invoke virtual method 'int java.util.ArrayList.size()' on a null object reference

GitHub | vecalion | 7 months ago
  1. 0

    The second navigation to a fragment with a ViewPager throws an exception

    GitHub | 7 months ago | vecalion
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.util.ArrayList.size()' on a null object reference
  2. 0

    ChildFragmentManager.getFragment() and NullPointerException

    Stack Overflow | 2 years ago
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.util.ArrayList.size()' on a null object reference
  3. 0

    Android app crashing after a while using Fragments and ViewPager

    Stack Overflow | 4 years ago | xteci
    java.lang.NullPointerException
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  5. 0

    How to properly retain a DialogFragment through rotation?

    Stack Overflow | 4 years ago | ch3rryc0ke
    java.lang.RuntimeException: Unable to start activity ComponentInfo{io.openkit.example.sampleokapp/io.openkit.OKLoginActivity}: java.lang.NullPointerException
  6. 0

    Crash

    GitHub | 1 year ago | SlideAutoreport
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.util.ArrayList.size()' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

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

      at android.support.v4.app.FragmentManagerImpl.getFragment()
    2. Android Support v4
      FragmentManagerImpl.getFragment
      1. android.support.v4.app.FragmentManagerImpl.getFragment(FragmentManager.java:667)
      1 frame
    3. md559873f5c332c022bf8710d3c9fbb7bb2
      MvxFragmentPagerAdapter2.restoreState
      1. md559873f5c332c022bf8710d3c9fbb7bb2.MvxFragmentPagerAdapter2.n_restoreState(Native Method)
      2. md559873f5c332c022bf8710d3c9fbb7bb2.MvxFragmentPagerAdapter2.restoreState(MvxFragmentPagerAdapter2.java:74)
      2 frames
    4. Android Support v4
      ViewPager.onRestoreInstanceState
      1. android.support.v4.view.ViewPager.onRestoreInstanceState(ViewPager.java:1319)
      1 frame
    5. Android Platform
      View.restoreHierarchyState
      1. android.view.View.dispatchRestoreInstanceState(View.java:13740)
      2. android.view.ViewGroup.dispatchRestoreInstanceState(ViewGroup.java:2887)
      3. android.view.ViewGroup.dispatchRestoreInstanceState(ViewGroup.java:2893)
      4. android.view.View.restoreHierarchyState(View.java:13718)
      4 frames
    6. Android Support v4
      FragmentManagerImpl.executePendingTransactions
      1. android.support.v4.app.Fragment.restoreViewState(Fragment.java:468)
      2. android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1094)
      3. android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1248)
      4. android.support.v4.app.BackStackRecord.run(BackStackRecord.java:738)
      5. android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1613)
      6. android.support.v4.app.FragmentManagerImpl.executePendingTransactions(FragmentManager.java:570)
      6 frames
    7. mono.android.view
      View_OnClickListenerImplementor.onClick
      1. mono.android.view.View_OnClickListenerImplementor.n_onClick(Native Method)
      2. mono.android.view.View_OnClickListenerImplementor.onClick(View_OnClickListenerImplementor.java:29)
      2 frames
    8. Android Platform
      ActivityThread.main
      1. android.view.View.performClick(View.java:4780)
      2. android.view.View$PerformClick.run(View.java:19866)
      3. android.os.Handler.handleCallback(Handler.java:739)
      4. android.os.Handler.dispatchMessage(Handler.java:95)
      5. android.os.Looper.loop(Looper.java:135)
      6. android.app.ActivityThread.main(ActivityThread.java:5254)
      6 frames
    9. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      2. java.lang.reflect.Method.invoke(Method.java:372)
      2 frames
    10. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
      2 frames