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Row Summery Problem

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GridView
This is a migrated thread and some comments may be shown as answers.
amirnet
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amirnet asked on 27 Oct 2009, 10:40 AM
Hi ,im facing strange problem  , project compiles successfully,app works fine to, but designer window shows error , i dunno whats the "type: Customer" it doesnt exits in my project
thanks
itemsource provider is EntityFramework
<telerik:RadGridView.Columns>
              
  <telerik:GridViewDataColumn Header="Cost" DataMemberBinding="{Binding Cost}"  DataType="{x:Type System:Double}" >
                    <grid:GridViewDataColumn.AggregateFunctions>
                        <data:SumFunction Caption="Suměž "  SourceField="Cost" />
                    </grid:GridViewDataColumn.AggregateFunctions>
                </telerik:GridViewDataColumn>

</telerik:RadGridView.Columns>



Error:
Invalid property or field - 'Cost' for type: Customer
   at Telerik.Windows.Data.Expressions.MemberAccessTokenExtensions.CreateMemberAccessExpression(IMemberAccessToken token, Expression instance) in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\MemberAccess\Tokenizer\MemberAccessTokenExtensions.cs:line 21
   at Telerik.Windows.Data.Expressions.ExpressionFactory.MakeMemberAccess(Expression instance, String memberName) in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\ExpressionFactory.cs:line 32
   at Telerik.Windows.Data.Expressions.ExpressionFactory.MakeMemberAccess(Expression instance, String memberName, Boolean liftMemberAccessToNull) in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\ExpressionFactory.cs:line 42
   at Telerik.Windows.Data.Expressions.PropertyAccessExpressionBuilder.CreateMemberAccessExpression() in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\MemberAccess\PropertyAccessExpressionBuilder.cs:line 15
   at Telerik.Windows.Data.Expressions.EnumerableSelectorAggregateFunctionExpressionBuilder.CreateMemberSelectorExpression() in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\Grouping\Aggregates\EnumerableSelectorAggregateFunctionExpressionBuilder.cs:line 37
   at Telerik.Windows.Data.Expressions.EnumerableSelectorAggregateFunctionExpressionBuilder.CreateAggregateExpression() in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\Grouping\Aggregates\EnumerableSelectorAggregateFunctionExpressionBuilder.cs:line 28
   at Telerik.Windows.Data.EnumerableSelectorAggregateFunction.CreateAggregateExpression(Expression enumerableExpression) in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Data\Grouping\Aggregates\EnumerableSelectorAggregateFunction.cs:line 22
   at Telerik.Windows.Data.Expressions.GroupDescriptorExpressionBuilder.<ProjectionPropertyValueExpressions>b__3(AggregateFunction f) in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\Grouping\GroupDescriptorExpressionBuilder.cs:line 212
   at System.Linq.Enumerable.WhereSelectEnumerableIterator`2.MoveNext()
   at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
   at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
   at Telerik.Windows.Data.Expressions.GroupDescriptorExpressionBuilder.CreateProjectionInitExpression() in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\Grouping\GroupDescriptorExpressionBuilder.cs:line 203
   at Telerik.Windows.Data.Expressions.GroupDescriptorExpressionBuilder.CreateAggregateFunctionsProjectionMemberBinding() in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\Grouping\GroupDescriptorExpressionBuilder.cs:line 195
   at Telerik.Windows.Data.Expressions.GroupDescriptorExpressionBuilder.<CreateMemberBindings>d__0.MoveNext() in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\Grouping\GroupDescriptorExpressionBuilder.cs:line 113
   at System.Linq.Buffer`1..ctor(IEnumerable`1 source)
   at System.Linq.Enumerable.ToArray[TSource](IEnumerable`1 source)
   at System.Linq.Expressions.ReadOnlyCollectionExtensions.ToReadOnlyCollection[T](IEnumerable`1 sequence)
   at System.Linq.Expressions.Expression.MemberInit(NewExpression newExpression, IEnumerable`1 bindings)
   at Telerik.Windows.Data.Expressions.GroupDescriptorExpressionBuilder.CreateSelectBodyExpression() in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\Grouping\GroupDescriptorExpressionBuilder.cs:line 105
   at Telerik.Windows.Data.Expressions.GroupDescriptorExpressionBuilder.CreateSelectExpression() in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\Grouping\GroupDescriptorExpressionBuilder.cs:line 97
   at Telerik.Windows.Data.Expressions.GroupDescriptorExpressionBuilderBase.CreateQuery() in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Expressions\Grouping\GroupDescriptorExpressionBuilderBase.cs:line 30
   at Telerik.Windows.Data.QueryableExtensions.Aggregate(IQueryable source, IEnumerable`1 aggregateFunctions) in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\Collections\QueryableExtensions.cs:line 92
   at Telerik.Windows.Controls.GridView.GridViewDataControl.CalculateAggregates() in c:\Builds\WPF_Scrum\GridView_WPF\Sources\Development\Controls\GridView\GridView\GridView\GridViewDataControl.cs:line 3066
   at Telerik.Windows.Controls.GridView.GridViewDataControl.<>c__DisplayClass3c.<Bind>b__3b() in c:\Builds\WPF_Scrum\GridView_WPF\Sources\Development\Controls\GridView\GridView\GridView\GridViewDataControl.cs:line 3345
   at Telerik.Windows.Controls.CursorManager.PerformTimeConsumingOperation(FrameworkElement frameworkElement, Action action) in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Controls\CursorManager.cs:line 16
   at Telerik.Windows.Controls.GridView.GridViewDataControl.Bind(Object newValue) in c:\Builds\WPF_Scrum\GridView_WPF\Sources\Development\Controls\GridView\GridView\GridView\GridViewDataControl.cs:line 3271
   at Telerik.Windows.Controls.GridView.GridViewDataControl.OnItemsSourceChanged(Object oldValue, Object newValue) in c:\Builds\WPF_Scrum\GridView_WPF\Sources\Development\Controls\GridView\GridView\GridView\GridViewDataControl.cs:line 2946
   at Telerik.Windows.Controls.DataControl.OnItemsSourcePropertyChanged(DependencyObject origin, DependencyPropertyChangedEventArgs args) in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\DataControl.cs:line 361
   at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)
   at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)
   at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)
   at System.Windows.DependencyObject.UpdateEffectiveValue(EntryIndex entryIndex, DependencyProperty dp, PropertyMetadata metadata, EffectiveValueEntry oldEntry, EffectiveValueEntry& newEntry, Boolean coerceWithDeferredReference, OperationType operationType)
   at System.Windows.DependencyObject.SetValueCommon(DependencyProperty dp, Object value, PropertyMetadata metadata, Boolean coerceWithDeferredReference, OperationType operationType, Boolean isInternal)
   at System.Windows.DependencyObject.SetValue(DependencyProperty dp, Object value)
   at Telerik.Windows.Controls.DataControl.set_ItemsSource(Object value) in c:\Builds\WPF_Scrum\Core_WPF\Sources\Development\Core\Data\DataControl.cs:line 149
   at Telerik.Windows.Controls.RadGridView.OnApplyTemplate() in c:\Builds\WPF_Scrum\GridView_WPF\Sources\Development\Controls\GridView\GridView\GridView\RadGridView.cs:line 226
   at System.Windows.FrameworkElement.ApplyTemplate()
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureCell(Int32 cell, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureCellsGroup(Int32 cellsHead, Size referenceSize, Boolean ignoreDesiredSizeU, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
   at System.Windows.Controls.ContentPresenter.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Border.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Control.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Designer.SimpleViewManager.DesignerBackground.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Decorator.MeasureOverride(Size constraint)
   at Microsoft.Windows.Design.Interaction.DesignerView.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Designer.Viewport.MeasureOverride(Size availableSize)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
   at System.Windows.Controls.ScrollContentPresenter.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureCell(Int32 cell, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureCellsGroup(Int32 cellsHead, Size referenceSize, Boolean ignoreDesiredSizeU, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.ScrollViewer.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
   at System.Windows.Controls.ContentPresenter.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Control.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Interop.HwndSource.SetLayoutSize()
   at System.Windows.Interop.HwndSource.set_RootVisualInternal(Visual value)
   at System.Windows.Interop.HwndSource.set_RootVisual(Visual value)
   at MS.Internal.Designer.VSIsolatedDesigner.ViewHolder.Initialize()
   at MS.Internal.Designer.VSIsolatedDesigner.ViewHolder..ctor(UIElement content)
   at MS.Internal.Designer.VSIsolatedDesigner.VSIsolatedView.get_ViewHandle()
   at MS.Internal.Host.Isolation.IsolatedView.get_ViewHandle()
   at MS.Internal.Designer.DesignerPane.LoadDesignerView()

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Stefan Dobrev
Telerik team
answered on 30 Oct 2009, 08:48 AM
Hello amirnet,

The problem is that we are using a design time generated data which is the Customers table from Northwind. What you can use in your case if you want design time support is to bind your grid declaratively in XAML using ObjectDataProvider.


Best wishes,
Stefan Dobrev
the Telerik team

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amirnet
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Stefan Dobrev
Telerik team
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