crash

2019-07-03 17:12:28.488 25018-25018/com.pinbonus2 E/AndroidRuntime: FATAL EXCEPTION: main
    Process: com.pinbonus2, PID: 25018
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.arch.lifecycle.LiveData com.pinbonus.data.info_banner.InfoBannerInteractor.getBanners()' on a null object reference
        at com.pinbonus.data.cashbacks.ui.CashbackWM$1.onChanged(CashbackWM.java:50)
        at com.pinbonus.data.cashbacks.ui.CashbackWM$1.onChanged(CashbackWM.java:41)
        at android.arch.lifecycle.LiveData.considerNotify(LiveData.java:109)
        at android.arch.lifecycle.LiveData.dispatchingValue(LiveData.java:126)
        at android.arch.lifecycle.LiveData.setValue(LiveData.java:282)
        at android.arch.lifecycle.MutableLiveData.setValue(MutableLiveData.java:33)
        at android.arch.lifecycle.Transformations$1.onChanged(Transformations.java:70)
        at android.arch.lifecycle.MediatorLiveData$Source.onChanged(MediatorLiveData.java:152)
        at android.arch.lifecycle.LiveData.considerNotify(LiveData.java:109)
        at android.arch.lifecycle.LiveData.dispatchingValue(LiveData.java:121)
        at android.arch.lifecycle.LiveData.access$400(LiveData.java:59)
        at android.arch.lifecycle.LiveData$ObserverWrapper.activeStateChanged(LiveData.java:416)
        at android.arch.lifecycle.LiveData.observeForever(LiveData.java:207)
        at android.arch.lifecycle.MediatorLiveData$Source.plug(MediatorLiveData.java:141)
        at android.arch.lifecycle.MediatorLiveData.onActive(MediatorLiveData.java:118)
        at android.arch.lifecycle.LiveData$ObserverWrapper.activeStateChanged(LiveData.java:410)
        at android.arch.lifecycle.LiveData.observeForever(LiveData.java:207)
        at com.pinbonus.data.cashbacks.ui.CashbackWM.<init>(CashbackWM.java:41)
        at java.lang.Class.newInstance(Native Method)
        at android.arch.lifecycle.ViewModelProvider$NewInstanceFactory.create(ViewModelProvider.java:151)
        at android.arch.lifecycle.ViewModelProvider$AndroidViewModelFactory.create(ViewModelProvider.java:210)
        at android.arch.lifecycle.ViewModelProvider.get(ViewModelProvider.java:134)
        at android.arch.lifecycle.ViewModelProvider.get(ViewModelProvider.java:102)
        at com.pinbonus.FragmentCashback.onCreate(FragmentCashback.java:80)
        at android.support.v4.app.Fragment.performCreate(Fragment.java:2414)
        at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1418)
        at android.support.v4.app.FragmentTransition.addToFirstInLastOut(FragmentTransition.java:1195)
        at android.support.v4.app.FragmentTransition.calculateFragments(FragmentTransition.java:1078)
        at android.support.v4.app.FragmentTransition.startTransitions(FragmentTransition.java:117)
        at android.support.v4.app.FragmentManagerImpl.executeOpsTogether(FragmentManager.java:2408)
        at android.support.v4.app.FragmentManagerImpl.removeRedundantOperationsAndExecute(FragmentManager.java:2366)
        at android.support.v4.app.FragmentManagerImpl.execSingleAction(FragmentManager.java:2243)
        at android.support.v4.app.BackStackRecord.commitNowAllowingStateLoss(BackStackRecord.java:654)
        at android.support.v4.app.FragmentStatePagerAdapter.finishUpdate(FragmentStatePagerAdapter.java:168)
        at android.support.v4.view.ViewPager.populate(ViewPager.java:1244)
        at android.support.v4.view.ViewPager.populate(ViewPager.java:1092)
        at android.support.v4.view.ViewPager.onMeasure(ViewPager.java:1622)
        at android.view.View.measure(View.java:22071)
        at android.support.constraint.ConstraintLayout.onMeasure(ConstraintLayout.java:1676)
        at android.view.View.measure(View.java:22071)
        at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6602)
        at android.widget.FrameLayout.onMeasure(FrameLayout.java:185)
        at android.view.View.measure(View.java:22071)
        at android.support.v4.widget.DrawerLayout.onMeasure(DrawerLayout.java:1119)
        at android.view.View.measure(View.java:22071)
        at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6602)
        at android.widget.FrameLayout.onMeasure(FrameLayout.java:185)
        at android.support.v7.widget.ContentFrameLayout.onMeasure(ContentFrameLayout.java:143)
        at android.view.View.measure(View.java:22071)
2019-07-03 17:12:28.491 25018-25018/com.pinbonus2 E/AndroidRuntime:     at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6602)
        at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1514)
        at android.widget.LinearLayout.measureVertical(LinearLayout.java:806)
        at android.widget.LinearLayout.onMeasure(LinearLayout.java:685)
        at android.view.View.measure(View.java:22071)
        at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6602)
        at android.widget.FrameLayout.onMeasure(FrameLayout.java:185)
        at android.view.View.measure(View.java:22071)
        at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6602)
        at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1514)
        at android.widget.LinearLayout.measureVertical(LinearLayout.java:806)
        at android.widget.LinearLayout.onMeasure(LinearLayout.java:685)
        at android.view.View.measure(View.java:22071)
        at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6602)
        at android.widget.FrameLayout.onMeasure(FrameLayout.java:185)
        at com.android.internal.policy.DecorView.onMeasure(DecorView.java:724)
        at android.view.View.measure(View.java:22071)
        at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:2422)
        at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1504)
        at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1761)
        at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1392)
        at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6752)
        at android.view.Choreographer$CallbackRecord.run(Choreographer.java:911)
        at android.view.Choreographer.doCallbacks(Choreographer.java:723)
        at android.view.Choreographer.doFrame(Choreographer.java:658)
        at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:897)
        at android.os.Handler.handleCallback(Handler.java:790)
        at android.os.Handler.dispatchMessage(Handler.java:99)
        at android.os.Looper.loop(Looper.java:164)
        at android.app.ActivityThread.main(ActivityThread.java:6494)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:440)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:807)