java.lang.NullPointerException: Attempt to get length of null array

Stack Overflow | faisal1208 | 3 weeks ago
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    samebug tip
    If you're using nested fragments, you have to use childFragmentManager instead of fragmentManager.
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    Tabs not working properly when switching in android studio

    Stack Overflow | 3 weeks ago | faisal1208
    java.lang.NullPointerException: Attempt to get length of null array
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    Inflate Exception in Google Map Fragment in ViewPager with TabLayout

    Stack Overflow | 4 weeks ago | faisal1208
    android.view.InflateException: Binary XML file line #26: Binary XML file line #26: Error inflating class fragment

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to get length of null array

      at com.example.accurat.faisal.helper.Utils.getFilePaths()
    2. com.example.accurat
      Pictures.onCreateView
      1. com.example.accurat.faisal.helper.Utils.getFilePaths(Utils.java:42)
      2. com.example.accurat.faisal.Pictures.onCreateView(Pictures.java:45)
      2 frames
    3. Android Support v4
      ViewPager.setCurrentItem
      1. android.support.v4.app.Fragment.performCreateView(Fragment.java:2184)
      2. android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1298)
      3. android.support.v4.app.FragmentManagerImpl.moveFragmentsToInvisible(FragmentManager.java:2323)
      4. android.support.v4.app.FragmentManagerImpl.executeOpsTogether(FragmentManager.java:2136)
      5. android.support.v4.app.FragmentManagerImpl.optimizeAndExecuteOps(FragmentManager.java:2092)
      6. android.support.v4.app.FragmentManagerImpl.execSingleAction(FragmentManager.java:1969)
      7. android.support.v4.app.BackStackRecord.commitNowAllowingStateLoss(BackStackRecord.java:620)
      8. android.support.v4.app.FragmentPagerAdapter.finishUpdate(FragmentPagerAdapter.java:143)
      9. android.support.v4.view.ViewPager.populate(ViewPager.java:1268)
      10. android.support.v4.view.ViewPager.setCurrentItemInternal(ViewPager.java:668)
      11. android.support.v4.view.ViewPager.setCurrentItemInternal(ViewPager.java:630)
      12. android.support.v4.view.ViewPager.setCurrentItem(ViewPager.java:611)
      12 frames
    4. android.support.design
      TabLayout$TabView.performClick
      1. android.support.design.widget.TabLayout$ViewPagerOnTabSelectedListener.onTabSelected(TabLayout.java:2178)
      2. android.support.design.widget.TabLayout.dispatchTabSelected(TabLayout.java:1155)
      3. android.support.design.widget.TabLayout.selectTab(TabLayout.java:1148)
      4. android.support.design.widget.TabLayout.selectTab(TabLayout.java:1118)
      5. android.support.design.widget.TabLayout$Tab.select(TabLayout.java:1413)
      6. android.support.design.widget.TabLayout$TabView.performClick(TabLayout.java:1523)
      6 frames
    5. Android Platform
      ActivityThread.main
      1. android.view.View$PerformClick.run(View.java:22596)
      2. android.os.Handler.handleCallback(Handler.java:739)
      3. android.os.Handler.dispatchMessage(Handler.java:95)
      4. android.os.Looper.loop(Looper.java:148)
      5. android.app.ActivityThread.main(ActivityThread.java:7325)
      5 frames
    6. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      1 frame
    7. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120)
      2 frames