Catastrophic failure (Exception from HRESULT: 0x8000FFFF (E_UNEXPECTED))
에러
System.Exception was unhandled by user code
HResult=-2147418113
Message=Catastrophic failure (Exception from HRESULT: 0x8000FFFF (E_UNEXPECTED))
Source=mscorlib
StackTrace:
at System.Runtime.InteropServices.WindowsRuntime.IVector`1.Clear()
at System.Runtime.InteropServices.WindowsRuntime.VectorToCollectionAdapter.Clear[T]()
at CrossPlatform.Universal.Windows.Behaviors.SelectedItemsBehavior.ViewModelToControl_CollectionChanged(Object sender, NotifyCollectionChangedEventArgs e)
at System.Collections.ObjectModel.ObservableCollection`1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)
at System.Collections.ObjectModel.ObservableCollection`1.ClearItems()
at System.Collections.ObjectModel.Collection`1.Clear()
at OneSearch.Universal.ViewModels.ProgressPageVM.<OnInitLocalReactiveCommand>b__13(Object obj)
at System.Reactive.AnonymousObserver`1.OnNextCore(T value)
at System.Reactive.ObserverBase`1.OnNext(T value)
at System.Reactive.Subjects.Subject`1.OnNext(T value)
at System.Reactive.Linq.ObservableImpl.Do`1._.OnNext(TSource value)
InnerException:
에러 발생 위치
var control = AssociatedObject as ListViewBase;
//Reset처리
if (e.Action == NotifyCollectionChangedAction.Reset)
{
if (control != null) control.SelectedItems.Clear();
}
에러 발생 원인
GridView control이나 ListView control에서 SelectionMode가 Single인데 SelectedItems를 사용해서 발생한 오류
해결
<GridView ItemsSource="{Binding BackgroundOperationItems}" Padding="120,140,120,50"
ItemTemplateSelector="{StaticResource BackgroundItemTemplateSelector}" Grid.RowSpan="2" SelectionMode="Multiple">
<Interactivity:Interaction.Behaviors>
<Behaviors:SelectedItemsBehavior SelectedItems="{Binding BackgroundSelectedItems}"/>
</Interactivity:Interaction.Behaviors>
</GridView>
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