java.lang.NullPointerException

Attempt to invoke virtual method 'void android.support.v4.app.FragmentManagerImpl.performPendingDeferredStart(android.support.v4.app.Fragment)' on a null object reference

Solutions on the web21086

  • Attempt to invoke virtual method 'void android.support.v4.app.FragmentManagerImpl.performPendingDeferredStart(android.support.v4.app.Fragment)' on a null object reference
  • via GitHub by lenisko
    , 1 year ago
    Attempt to invoke virtual method 'void android.support.v4.app.FragmentManagerImpl.performPendingDeferredStart(android.support.v4.app.Fragment)' on a null object reference
  • Attempt to invoke virtual method 'void android.support.v4.app.FragmentManagerImpl.performPendingDeferredStart(android.support.v4.app.Fragment)' on a null object reference
  • Stack trace

    • java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4.app.FragmentManagerImpl.performPendingDeferredStart(android.support.v4.app.Fragment)' on a null object reference at android.support.v4.app.Fragment.setUserVisibleHint(Fragment.java:879) at android.support.v4.app.FragmentStatePagerAdapter.setPrimaryItem(FragmentStatePagerAdapter.java:152) at android.support.v4.view.ViewPager.populate(ViewPager.java:1104) at android.support.v4.view.ViewPager.populate(ViewPager.java:952) at android.support.v4.view.ViewPager.onTouchEvent(ViewPager.java:2037) at android.view.View.dispatchTouchEvent(View.java:9300) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2547) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2240) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2553) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2197) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2553) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2197) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2553) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2197) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2553) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2197) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2553) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2197) at com.android.internal.policy.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:2403) at com.android.internal.policy.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1737) at android.app.Activity.dispatchTouchEvent(Activity.java:2771) at com.android.internal.policy.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:2364) at android.view.View.dispatchPointerEvent(View.java:9520) at android.view.ViewRootImpl$ViewPostImeInputStage.processPointerEvent(ViewRootImpl.java:4238) at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:4104) at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3650) at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3703) at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3669) at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:3795) at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3677) at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:3852) at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3650) at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3703) at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3669) at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3677) at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3650) at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:5932) at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:5906) at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:5867) at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:6035) at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:185) at android.os.MessageQueue.nativePollOnce(Native Method) at android.os.MessageQueue.next(MessageQueue.java:323) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5422) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)

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