java.lang.ClassCastException: my.package.adapter.ChildViewHolder cannot be cast to my.package.adapter.GroupViewHolder

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  • java.lang.ClassCastException: my.package.adapter.ChildViewHolder cannot be cast to my.package.adapter.GroupViewHolder at my.package.adapter.MyAdapter.onCheckCanExpandOrCollapseGroup(SourceFile:44) at com.h6ah4i.android.widget.advrecyclerview.expandable.ExpandableRecyclerViewWrapperAdapter.onTapItem(SourceFile:593) at com.h6ah4i.android.widget.advrecyclerview.expandable.RecyclerViewExpandableItemManager.handleActionUpOrCancel(SourceFile:286) at com.h6ah4i.android.widget.advrecyclerview.expandable.RecyclerViewExpandableItemManager.onInterceptTouchEvent(SourceFile:222) at com.h6ah4i.android.widget.advrecyclerview.expandable.RecyclerViewExpandableItemManager$1.onInterceptTouchEvent(SourceFile:95) at android.support.v7.widget.RecyclerView.dispatchOnItemTouchIntercept(SourceFile:2231) at android.support.v7.widget.RecyclerView.onInterceptTouchEvent(SourceFile:2277) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1935) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2289) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2032) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2289) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2032) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2289) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2032) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2289) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2032) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2289) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2032) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2289) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2032) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2289) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2032) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2289) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2032) at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:2026) at com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1476) at android.app.Activity.dispatchTouchEvent(Activity.java:2473) at android.support.v7.view.WindowCallbackWrapper.dispatchTouchEvent(SourceFile:60) at android.support.v7.view.WindowCallbackWrapper.dispatchTouchEvent(SourceFile:60) at com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:1974) at android.view.View.dispatchPointerEvent(View.java:7396) at android.view.ViewRootImpl.deliverPointerEvent(ViewRootImpl.java:3250) at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:3195) at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:4237) at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:4216) at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:4308) at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:171) at android.os.MessageQueue.nativePollOnce(MessageQueue.java) at android.os.MessageQueue.next(MessageQueue.java:125) at android.os.Looper.loop(Looper.java:124) at android.app.ActivityThread.main(ActivityThread.java:4914) at java.lang.reflect.Method.invokeNative(Method.java) at java.lang.reflect.Method.invoke(Method.java:511) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:808) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:575) at dalvik.system.NativeStart.main(NativeStart.java)
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