堆栈跟踪:类型:KeyNotFoundException消息:Arg_KeyNotFound at telerik . data . core . layout . staggeredrenderinfo。在telerik . data . core . layout . staggeredlayout . physicaloffsetfromlot (Int32插槽)。在Telerik.UI.Xaml.Controls.Data.ListViewModel.ScrollIndexIntoView(ui . xaml . controls . primitivs . scrollintoviewoperation > operation) at Telerik.UI.Xaml.Controls.Data.ListViewModel.<>c__DisplayClass55_0.b__0() at System.Action.Invoke() at Telerik.UI.Xaml.Controls.Primitives.DelegateUpdate< telerik . ui . xaml controls . grid . updateflags >. process () at telerik . ui . xaml controls . primitives . updateservicebase < telerik . ui . xaml controls . data . listview . updateflags >. processupdatesqueue () atTelerik.UI.Xaml.Controls.Data.ListView.UpdateFlags>.DispatchUpdates() at Telerik.UI.Xaml.Controls.Data.ListView.UpdateFlags>.OnUpdateCallback() Telerik.UI.for.UniversalWindowsPlatform 1.0.0.3版本