Hello,

We are using Infragistics 13.1 and having this issue from time to time using XamDataGrid.

Any ideas?

System.IndexOutOfRangeException: Index was outside the bounds of the array.

   at Infragistics.Windows.DataPresenter.DataPresenterBase.RecordSelectionEnumerator.GetNextSiblingRecord(Int32 levelIndex, Boolean& retry)

   at Infragistics.Windows.DataPresenter.DataPresenterBase.RecordSelectionEnumerator.GetNextSiblingRecord(Int32 levelIndex, Boolean& retry)

   at Infragistics.Windows.DataPresenter.DataPresenterBase.RecordSelectionEnumerator.MoveNext()

   at Infragistics.Windows.DataPresenter.DataPresenterBase.GetRecordsForSelection(Boolean select, RangeSelectionEvaluator evaluator)

   at Infragistics.Windows.DataPresenter.DataPresenterBase.CalculateSelectionRange(Cell cell, SelectedItemHolder newSelection, Boolean clearExistingSelection, Boolean select)

   at Infragistics.Windows.DataPresenter.DataPresenterBase.CalculateNewSelectionRange(ISelectableItem item, Boolean clearExistingSelection, Boolean select)

   at Infragistics.Windows.DataPresenter.DataPresenterBase.InternalSelectRange(ISelectableItem item, Boolean clearExistingSelection, Boolean select)

   at Infragistics.Windows.DataPresenter.DataPresenterBase.Infragistics.Windows.Selection.ISelectionHost.SelectRange(ISelectableItem item, Boolean clearExistingSelection)

   at Infragistics.Windows.Selection.SelectionStrategyExtended.OnMouseMove(ISelectableItem item, MouseEventArgs e)

   at Infragistics.Windows.Selection.SelectionController.OnMouseMove(MouseEventArgs e)

   at Infragistics.Windows.Controls.IGControlBase.OnMouseMove(MouseEventArgs e)

   at Infragistics.Windows.DataPresenter.DataPresenterBase.OnMouseMove(MouseEventArgs e)

   at System.Windows.UIElement.OnMouseMoveThunk(Object sender, MouseEventArgs e)

   at System.Windows.Input.MouseEventArgs.InvokeEventHandler(Delegate genericHandler, Object genericTarget)

   at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)

   at System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)

   at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)

   at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)

   at System.Windows.UIElement.RaiseTrustedEvent(RoutedEventArgs args)

   at System.Windows.UIElement.RaiseEvent(RoutedEventArgs args, Boolean trusted)

   at System.Windows.Input.InputManager.ProcessStagingArea()

   at System.Windows.Input.InputManager.ProcessInput(InputEventArgs input)

   at System.Windows.Input.InputProviderSite.ReportInput(InputReport inputReport)

   at System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawMouseActions actions, Int32 x, Int32 y, Int32 wheel)

   at System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr hwnd, WindowMessage msg, IntPtr wParam, IntPtr lParam, Boolean& handled)

   at System.Windows.Interop.HwndSource.InputFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)

   at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)

   at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)

   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)

   at MS.Internal.Threading.ExceptionFilterHelper.TryCatchWhen(Object source, Delegate method, Object args, Int32 numArgs, Delegate catchHandler)