В Гидре не работает препросмотр при экспорте данных

Название Время Тип Сообщение S#.Data (Hydra) 09.11.2017 10:02:52 Error "SmartFormat.Core.Formatting.FormattingException: Error parsing format string: Could not evaluate the selector Price at 49 ;;;-------------------------------------------------^ в SmartFormat.SmartFormatter.FormatError(FormatItem errorItem, Exception innerException, Int32 startIndex, FormattingInfo formattingInfo) в SmartFormat.SmartFormatter.Format(FormattingInfo formattingInfo) в SmartFormat.SmartFormatter.Format(IFormatProvider provider, String format, Object[] args) в Ecng.Common.StringHelper.PutEx(String str, Object[] args) в StockSharp.Hydra.Windows.ExportTxtPreviewWindow.<PreviewBtn_OnClick>b__19_0(Object v) в System.Linq.Enumerable.WhereSelectEnumerableIterator2.MoveNext() в System.Linq.Buffer1..ctor(IEnumerable1 source) в System.Linq.Enumerable.ToArray[TSource](IEnumerable1 source) в StockSharp.Hydra.Windows.ExportTxtPreviewWindow.PreviewBtn_OnClick(Object sender, RoutedEventArgs e) в System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs) в System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised) в System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args) в System.Windows.UIElement.RaiseEvent(RoutedEventArgs e) в System.Windows.Controls.Primitives.ButtonBase.OnClick() в System.Windows.Controls.Button.OnClick() в System.Windows.Controls.Primitives.ButtonBase.OnMouseLeftButtonUp(MouseButtonEventArgs e) в System.Windows.UIElement.OnMouseLeftButtonUpThunk(Object sender, MouseButtonEventArgs e) в System.Windows.Input.MouseButtonEventArgs.InvokeEventHandler(Delegate genericHandler, Object genericTarget) в System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target) в System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs) в System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised) в System.Windows.UIElement.ReRaiseEventAs(DependencyObject sender, RoutedEventArgs args, RoutedEvent newEvent) в System.Windows.UIElement.OnMouseUpThunk(Object sender, MouseButtonEventArgs e) в System.Windows.Input.MouseButtonEventArgs.InvokeEventHandler(Delegate genericHandler, Object genericTarget) в System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target) в System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs) в System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised) в System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args) в System.Windows.UIElement.RaiseTrustedEvent(RoutedEventArgs args) в System.Windows.Input.InputManager.ProcessStagingArea() в System.Windows.Input.InputManager.ProcessInput(InputEventArgs input) в System.Windows.Input.InputProviderSite.ReportInput(InputReport inputReport) в System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawMouseActions actions, Int32 x, Int32 y, Int32 wheel) в System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr hwnd, WindowMessage msg, IntPtr wParam, IntPtr lParam, Boolean& handled) в System.Windows.Interop.HwndSource.InputFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled) в MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled) в MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o) в System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs) в System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)"