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RadGridView GroupDescriptors Clear Error

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krishna surapaneni asked on 30 Jun 2011, 07:53 AM

Hi,
While Clearing The GroupDescriptors in Code this error is thrown. Q2 2011 Beta

at System.ThrowHelper.ThrowArgumentOutOfRangeException(ExceptionArgument argument, ExceptionResource resource)
at System.ThrowHelper.ThrowArgumentOutOfRangeException()
at System.Collections.Generic.List`1.get_Item(Int32 index)
at Telerik.Windows.Data.KeyedCollection.get_Item(Int32 index)
at Telerik.Windows.Data.QueryableCollectionView.InternalGetItemAt(Int32 index)
at Telerik.Windows.Data.QueryableCollectionView.InternalGetItemAtSafe(Int32 index)
at Telerik.Windows.Data.QueryableCollectionView.TrySetFirstAsCurrent()
at Telerik.Windows.Data.QueryableCollectionView.TryRestorePreviousCurrency()
at Telerik.Windows.Data.QueryableCollectionView.InitializeCurrencyOnRefresh()
at Telerik.Windows.Data.QueryableCollectionView.RefreshOverride()
at Telerik.Windows.Data.QueryableCollectionView.RefreshInternal()
at Telerik.Windows.Data.QueryableCollectionView.RefreshOrDefer()
at Telerik.Windows.Data.QueryableCollectionView.InvalidatePagingAndRefresh()
at Telerik.Windows.Data.QueryableCollectionView.OnGroupDescriptorsCollectionChanged(Object sender, NotifyCollectionChangedEventArgs e)
at System.Collections.Specialized.NotifyCollectionChangedEventHandler.Invoke(Object sender, NotifyCollectionChangedEventArgs e)
at System.Collections.ObjectModel.ObservableCollection`1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)
at Telerik.Windows.Data.RadObservableCollection`1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)
at Telerik.Windows.Data.ObservableItemCollection`1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)
at Telerik.Windows.Data.RadObservableCollection`1.ResumeNotifications()
at Telerik.Windows.Data.CollectionHelper.Reset(IEnumerable source, IList target, Func`2 itemConverter)
at Telerik.Windows.Data.CollectionHelper.Reset(IEnumerable source, IList target)
at Telerik.Windows.Data.ObservableCollectionManager.HandleCollectionChanged(IList sender, NotifyCollectionChangedEventArgs args)
at Telerik.Windows.Data.ObservableCollectionManager.Telerik.Windows.Data.IWeakEventListener<System.Collections.Specialized.NotifyCollectionChangedEventArgs>.ReceiveWeakEvent(Object sender, NotifyCollectionChangedEventArgs args)
at Telerik.Windows.Data.WeakEvent.WeakListener`1.Handler(Object sender, TArgs args)
at System.Collections.Specialized.NotifyCollectionChangedEventHandler.Invoke(Object sender, NotifyCollectionChangedEventArgs e)
at System.Collections.ObjectModel.ObservableCollection`1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)
at Telerik.Windows.Data.RadObservableCollection`1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)
at Telerik.Windows.Data.ObservableItemCollection`1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)
at System.Collections.ObjectModel.ObservableCollection`1.ClearItems()
at Telerik.Windows.Data.RadObservableCollection`1.ClearItems()
at Telerik.Windows.Data.ObservableItemCollection`1.ClearItems()
at System.Collections.ObjectModel.Collection`1.Clear()
at MedCityEmr.DashBoard.Views.Physician.ProviderDashBoard.<>c__DisplayClass74.<OnLabOrderLoaded>b__72(LoadOperation`1 q)
at System.ServiceModel.DomainServices.Client.DomainContext.<>c__DisplayClass13`1.<Load>b__11(LoadOperation lo)
at System.ServiceModel.DomainServices.Client.LoadOperation.<>c__DisplayClass4`1.<Create>b__0(LoadOperation`1 arg)
at System.ServiceModel.DomainServices.Client.LoadOperation`1.InvokeCompleteAction()
at System.ServiceModel.DomainServices.Client.OperationBase.Complete(Object result)
at System.ServiceModel.DomainServices.Client.LoadOperation.Complete(DomainClientResult result)
at System.ServiceModel.DomainServices.Client.DomainContext.CompleteLoad(IAsyncResult asyncResult)
at System.ServiceModel.DomainServices.Client.DomainContext.<>c__DisplayClass1b.<Load>b__17(Object )

Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index

4 Answers, 1 is accepted

answered on 01 Jul 2011, 12:35 PM

439165-Trial.zip

Hello Krishna Surapaneni,

We fixed some related bugs lately, so I'm attaching a fresh build (for testing purposes).
Could you please try your scenario and let me know how it works?
Thank you in advance.

Regards,
Nedyalko Nikolov
the Telerik team

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