[Solved] Getting error in scheudlerView while click on readonly slot

[Hardik]

Hi Support,

I am getting an error while click on readOnly slots.

   at System.ThrowHelper.ThrowArgumentOutOfRangeException(ExceptionArgument argument, ExceptionResource resource)     at System.ThrowHelper.ThrowArgumentOutOfRangeException()     at System.Collections.Generic.List`1.get_Item(Int32 index)     at System.Collections.Generic.List`1.System.Collections.IList.get_Item(Int32 index)     at System.Windows.Data.ListCollectionView.ProcessCollectionChangedWithAdjustedIndex(EffectiveNotifyCollectionChangedAction action, Object oldItem, Object newItem, Int32 adjustedOldIndex, Int32 adjustedNewIndex)     at System.Windows.Data.ListCollectionView.ProcessCollectionChangedWithAdjustedIndex(NotifyCollectionChangedEventArgs args, Int32 adjustedOldIndex, Int32 adjustedNewIndex)     at System.Windows.Data.ListCollectionView.ProcessCollectionChanged(NotifyCollectionChangedEventArgs args)     at System.Windows.Data.CollectionView.OnCollectionChanged(Object sender, NotifyCollectionChangedEventArgs args)     at System.Collections.ObjectModel.ObservableCollection`1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)     at System.Collections.ObjectModel.ObservableCollection`1.RemoveItem(Int32 index)     at System.Collections.ObjectModel.Collection`1.RemoveAt(Int32 index)     at System.Windows.Data.ListCollectionView.CancelNew()     at Telerik.Windows.Controls.ScheduleView.ScheduleViewDataConnection.HackCollectionViewBug(Boolean isCommit)     at Telerik.Windows.Controls.ScheduleView.ScheduleViewDataConnection.CancelNew()     at Telerik.Windows.Controls.ScheduleViewBase.CreateNew(Slot slot)     at Telerik.Windows.Controls.ScheduleViewBase.CreateAppointmentWithDialog(Object parameter)     at Telerik.Windows.Controls.ScheduleViewBase.OnCreateAppointmentExecuted(Object sender, ExecutedRoutedEventArgs e)     at Telerik.Windows.Controls.CommandBinding.OnExecuted(Object sender, ExecutedRoutedEventArgs e)     at Telerik.Windows.Controls.CommandManager.ExecuteCommandBinding(Object sender, ExecutedRoutedEventArgs e, CommandBinding commandBinding)     at Telerik.Windows.Controls.CommandManager.FindCommandBinding(CommandBindingCollection commandBindings, Object sender, RoutedEventArgs e, ICommand command, Boolean execute)     at Telerik.Windows.Controls.CommandManager.FindCommandBinding(Object sender, RoutedEventArgs e, ICommand command, Boolean execute)     at Telerik.Windows.Controls.CommandManager.OnExecuted(Object sender, ExecutedRoutedEventArgs e)     at Telerik.Windows.Controls.ExecutedRoutedEventArgs.InvokeEventHandler(Delegate genericHandler, Object target)     at Telerik.Windows.RadRoutedEventArgs.InvokeHandler(Delegate handler, Object target)     at Telerik.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RadRoutedEventArgs routedEventArgs)     at Telerik.Windows.RouteItem.InvokeHandler(RadRoutedEventArgs routedEventArgs)     at Telerik.Windows.EventRoute.InvokeHandlersImpl(Object source, RadRoutedEventArgs args, Boolean raisedAgain)     at Telerik.Windows.EventRoute.InvokeHandlers(Object source, RadRoutedEventArgs args)     at Telerik.Windows.RadRoutedEventHelper.RaiseEvent(DependencyObject element, RadRoutedEventArgs args)     at Telerik.Windows.DependencyObjectExtensions.RaiseEvent(DependencyObject element, RadRoutedEventArgs e)     at Telerik.Windows.Controls.RoutedCommand.ExecuteImpl(Object parameter, UIElement target)     at Telerik.Windows.Controls.RoutedCommand.Execute(Object parameter, UIElement target)     at Telerik.Windows.Controls.CommandManager.ExecuteCommand(RoutedCommand routedCommand, Object parameter, UIElement target, RoutedEventArgs inputEventArgs)     at Telerik.Windows.Controls.CommandManager.TranslateInput(UIElement targetElement, RoutedEventArgs args)     at Telerik.Windows.Controls.CommandManager.OnElementEvent(Object sender, RoutedEventArgs e)     at Telerik.Windows.Input.Mouse.RaiseMouseButtonEventImpl(DependencyObject element, RoutedEvent routedEvent, MouseButton button, MouseButtonState state, MouseButtonEventArgs e)     at Telerik.Windows.Input.Mouse.OnElementMouseLeftButtonUp(Object sender, MouseButtonEventArgs e)     at MS.Internal.CoreInvokeHandler.InvokeEventHandler(Int32 typeIndex, Delegate handlerDelegate, Object sender, Object args)     at MS.Internal.JoltHelper.FireEvent(IntPtr unmanagedObj, IntPtr unmanagedObjArgs, Int32 argsTypeIndex, Int32 actualArgsTypeIndex, String eventName)

Thanks
H@rdik Pancholi

[Hristo]

Hello Hardik,

This is a bug in ListCollectionView implementation of Silverlight framework. We have reported it to Microsoft.
We managed to find a way to workaround it so if you try the Latest Internal Build or the new 2011 Q2 Beta you won't see this exception.

Regards,
Hristo
the Telerik team