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.widget.RecyclerView$4.processDisappeared(RecyclerView.java:431) 08-29 09:48:21.884: W/System.err(4290): at android.support.v7.widget.ViewInfoStore.process(ViewInfoStore.java:246) 08-29 09:48:21.884: W/System.err(4290): at android.support.v7
java.lang.AbstractMethodError: abstract method not implemented
08-29 09:48:21.884: W/System.err(4290):     at android.support.v7.widget.RecyclerView$ItemAnimator.animateDisappearance(RecyclerView.java)
08-29 09:48:21.884: W/System.err(4290):     at android.support.v7.widget.RecyclerView.animateDisappearance(RecyclerView.java:3252)
08-29 09:48:21.884: W/System.err(4290):     at android.support.v7.widget.RecyclerView.access$700(RecyclerView.java:147)
08-29 09:48:21.884: W/System.err(4290):     at android.support.v7.widget.RecyclerView$4.processDisappeared(RecyclerView.java:431)
08-29 09:48:21.884: W/System.err(4290):     at android.support.v7.widget.ViewInfoStore.process(ViewInfoStore.java:246)
08-29 09:48:21.884: W/System.err(4290):     at android.support.v7.widget.RecyclerView.dispatchLayoutStep3(RecyclerView.java:3098)
08-29 09:48:21.884: W/System.err(4290):     at android.support.v7.widget.RecyclerView.dispatchLayout(RecyclerView.java:2917)
08-29 09:48:21.884: W/System.err(4290):     at android.support.v7.widget.RecyclerView.onLayout(RecyclerView.java:3283)
08-29 09:48:21.884: W/System.err(4290):     at android.view.View.layout(View.java:14817)
08-29 09:48:21.884: W/System.err(4290):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
08-29 09:48:21.884: W/System.err(4290):     at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1055)
08-29 09:48:21.884: W/System.err(4290):     at android.view.View.layout(View.java:14817)
08-29 09:48:21.884: W/System.err(4290):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
08-29 09:48:21.884: W/System.err(4290):     at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
08-29 09:48:21.884: W/System.err(4290):     at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)
08-29 09:48:21.884: W/System.err(4290):     at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)
08-29 09:48:21.884: W/System.err(4290):     at android.view.View.layout(View.java:14817)
08-29 09:48:21.884: W/System.err(4290):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
08-29 09:48:21.884: W/System.err(4290):     at android.support.design.widget.HeaderScrollingViewBehavior.layoutChild(HeaderScrollingViewBehavior.java:122)
08-29 09:48:21.884: W/System.err(4290):     at android.support.design.widget.ViewOffsetBehavior.onLayoutChild(ViewOffsetBehavior.java:42)
08-29 09:48:21.884: W/System.err(4290):     at android.support.design.widget.AppBarLayout$ScrollingViewBehavior.onLayoutChild(AppBarLayout.java:1170)
08-29 09:48:21.894: W/System.err(4290):     at android.support.design.widget.CoordinatorLayout.onLayout(CoordinatorLayout.java:814)
08-29 09:48:21.894: W/System.err(4290):     at android.view.View.layout(View.java:14817)
08-29 09:48:21.894: W/System.err(4290):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
08-29 09:48:21.894: W/System.err(4290):     at android.support.v4.widget.DrawerLayout.onLayout(DrawerLayout.java:1191)
08-29 09:48:21.894: W/System.err(4290):     at android.view.View.layout(View.java:14817)
08-29 09:48:21.894: W/System.err(4290):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
08-29 09:48:21.894: W/System.err(4290):     at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
08-29 09:48:21.894: W/System.err(4290):     at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
08-29 09:48:21.894: W/System.err(4290):     at android.view.View.layout(View.java:14817)
08-29 09:48:21.894: W/System.err(4290):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
08-29 09:48:21.894: W/System.err(4290):     at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
08-29 09:48:21.894: W/System.err(4290):     at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)
08-29 09:48:21.894: W/System.err(4290):     at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)
08-29 09:48:21.894: W/System.err(4290):     at android.view.View.layout(View.java:14817)
08-29 09:48:21.894: W/System.err(4290):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
08-29 09:48:21.894: W/System.err(4290):     at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
08-29 09:48:21.894: W/System.err(4290):     at android.widget.FrameLayout.onLayout(FrameLayout.java:388)	at android.view.View.layout(View.java:14817)	at android.view.ViewGroup.layout(ViewGroup.java:4631)	at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)	at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)	at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)	at android.view.View.layout(View.java:14817)	at android.view.ViewGroup.layout(ViewGroup.java:4631)	at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)	at android.widget.FrameLayout.onLayout(FrameLayout.java:388)	at android.view.View.layout(View.java:14817)	at android.view.ViewGroup.layout(ViewGroup.java:4631)	at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:1987)	at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1744)	at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1000)	at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5670)	at android.view.Choreographer$CallbackRecord.run(Choreographer.java:761)	at android.view.Choreographer.doCallbacks(Choreographer.java:574)	at android.view.Choreographer.doFrame(Choreographer.java:544)	at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:747)	at android.os.Handler.handleCallback(Handler.java:733)	at android.os.Handler.dispatchMessage(Handler.java:95)	at android.os.Looper.loop(Looper.java:136)	at android.app.ActivityThread.main(ActivityThread.java:5017)	at java.lang.reflect.Method.invokeNative(Native Method)	at java.lang.reflect.Method.invoke(Method.java:515)	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)	at dalvik.system.NativeStart.main(Native Method)