java.lang.IllegalArgumentException: called detach on an already detached child ViewHolder{7c7ecfb position=2 id=-1, oldPos=-1, pLpos:-1 scrap tmpDetached no parent}

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This issue was solved in 2.2.6. If updating doesn't solve, try using notifyItemRangeChanged(1, mDatas.size()) instead of notifyItemRangeChanged(0, mDatas.size()).

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java.lang.IllegalArgumentException indicate that a method has been passed an illegal or inappropriate argument.we were not ending their animations.When animation ends, it would recycle it again causing the view to show up in recycle pool twice.

Solutions on the web

via GitHub by guruduttstay
, 1 year ago
called detach on an already detached child ViewHolder{7c7ecfb position=2 id=-1, oldPos=-1, pLpos:-1 scrap tmpDetached no parent}
via Stack Overflow by Gurudutt
, 1 year ago
called detach on an already detached child ViewHolder{7c7ecfb position=2 id=-1, oldPos=-1, pLpos:-1 scrap tmpDetached no parent}
java.lang.IllegalArgumentException: called detach on an already detached child ViewHolder{7c7ecfb position=2 id=-1, oldPos=-1, pLpos:-1 scrap tmpDetached no parent}
at android.support.v7.widget.RecyclerView$4.detachViewFromParent(RecyclerView.java:605)
at android.support.v7.widget.ChildHelper.detachViewFromParent(ChildHelper.java:284)
at android.support.v7.widget.RecyclerView$LayoutManager.detachViewInternal(RecyclerView.java:6473)
at android.support.v7.widget.RecyclerView$LayoutManager.detachViewAt(RecyclerView.java:6466)
at android.support.v7.widget.RecyclerView$LayoutManager.scrapOrRecycleView(RecyclerView.java:6835)
at android.support.v7.widget.RecyclerView$LayoutManager.detachAndScrapAttachedViews(RecyclerView.java:6818)
at android.support.v7.widget.LinearLayoutManager.onLayoutChildren(LinearLayoutManager.java:532)
at android.support.v7.widget.RecyclerView.dispatchLayout(RecyclerView.java:2847)
at android.view.View.layout(View.java:16636)
at android.view.ViewGroup.layout(ViewGroup.java:5437)
at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1079)
at android.view.View.layout(View.java:16636)
at android.view.ViewGroup.layout(ViewGroup.java:5437)
at android.view.View.layout(View.java:16636)
at android.view.ViewGroup.layout(ViewGroup.java:5437)
at android.support.design.widget.CoordinatorLayout.layoutChild(CoordinatorLayout.java:1034)
at android.support.design.widget.CoordinatorLayout.onLayoutChild(CoordinatorLayout.java:744)
at android.support.design.widget.ViewOffsetBehavior.onLayoutChild(ViewOffsetBehavior.java:42)
at android.support.design.widget.AppBarLayout$ScrollingViewBehavior.onLayoutChild(AppBarLayout.java:1180)
at android.support.design.widget.CoordinatorLayout.onLayout(CoordinatorLayout.java:757)
at android.view.View.layout(View.java:16636)
at android.view.ViewGroup.layout(ViewGroup.java:5437)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:336)
at android.widget.FrameLayout.onLayout(FrameLayout.java:273)
at android.view.View.layout(View.java:16636)
at android.view.ViewGroup.layout(ViewGroup.java:5437)
at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1743)
at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1586)
at android.widget.LinearLayout.onLayout(LinearLayout.java:1495)
at android.view.View.layout(View.java:16636)
at android.view.ViewGroup.layout(ViewGroup.java:5437)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:336)
at android.widget.FrameLayout.onLayout(FrameLayout.java:273)
at android.view.View.layout(View.java:16636)
at android.view.ViewGroup.layout(ViewGroup.java:5437)
at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2171)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1931)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1107)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6013)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:858)
at android.view.Choreographer.doCallbacks(Choreographer.java:670)
at android.view.Choreographer.doFrame(Choreographer.java:606)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:844)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5417)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)

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