cannot be cast to

[ta893115871]

java.lang.ClassCastException: in.srain.cube.views.GridViewWithHeaderAndFooter$HeaderViewGridAdapter cannot be cast to android.widget.BaseAdapter at android.widget.FastScroller.getSectionsFromIndexer(FastScroller.java:879) at android.widget.FastScroller.getPosFromItemCount(FastScroller.java:1151) at android.widget.FastScroller.onItemCountChanged(FastScroller.java:457) at android.widget.AbsListView.onLayout(AbsListView.java:2149) at android.view.View.layout(View.java:15136) at android.view.ViewGroup.layout(ViewGroup.java:4862) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:515) at android.widget.FrameLayout.onLayout(FrameLayout.java:450) at android.view.View.layout(View.java:15136) at android.view.ViewGroup.layout(ViewGroup.java:4862) at android.support.v4.view.ViewPager.onLayout(ViewPager.java:1627) at android.view.View.layout(View.java:15136) at android.view.ViewGroup.layout(ViewGroup.java:4862) at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1888) at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1742) at android.widget.LinearLayout.onLayout(LinearLayout.java:1651) at android.view.View.layout(View.java:15136) at android.view.ViewGroup.layout(ViewGroup.java:4862) at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1160) at android.view.View.layout(View.java:15136) at android.view.ViewGroup.layout(ViewGroup.java:4862) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:515) at android.widget.FrameLayout.onLayout(FrameLayout.java:450) at android.view.View.layout(View.java:15136) at android.view.ViewGroup.layout(ViewGroup.java:4862) at android.support.v7.widget.ActionBarOverlayLayout.onLayout(ActionBarOverlayLayout.java:435) at android.view.View.layout(View.java:15136) at android.view.ViewGroup.layout(ViewGroup.java:4862) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:515) at android.widget.FrameLayout.onLayout(FrameLayout.java:450) at android.view.View.layout(View.java:15136) at android.view.ViewGroup.layout(ViewGroup.java:4862) at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1888) at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1742) at android.widget.LinearLayout.onLayout(LinearLayout.java:1651) at android.view.View.layout(View.java:15136) at android.view.ViewGroup.layout(ViewGroup.java:4862) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:515) at android.widget.FrameLayout.onLayout(FrameLayout.java:450) at android.view.View.layout(View.java:15136) at android.view.ViewGroup.layout(ViewGroup.java:4862) at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2360) at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2066) at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1232) at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6271) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:788) at android.view.Choreographer.doCallbacks(Choreographer.java:591) at android.view.Choreographer.doFrame(Choreographer.java:560) at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:774) at android.os.Handler.handleCallback(Handler.java:808) at android.os.Handler.dispatchMessage(Handler.java:103) at android.os.Looper.loop(Looper.java:193) at android.app.ActivityThread.main(ActivityThread.java:5349) 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:835) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:651) at dalvik.system.NativeStart.main(Native Method)