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                                  • Unhandled exception:
                                    System.InvalidCastException
                                    Unable to cast object of type 'DevExpress.CodeRush.VSFeatures.TextFields.TextFieldTooltipSignature' to type 'Microsoft.CodeAnalysis.Editor.Implementation.IntelliSense.SignatureHelp.Presentation.Signature'.
                                       at Microsoft.CodeAnalysis.Editor.Implementation.IntelliSense.SignatureHelp.Presentation.SignatureHelpPresenter.SignatureHelpPresenterSession.OnSelectedSignatureChanged(Object sender, SelectedSignatureChangedEventArgs eventArgs)
                                       at System.EventHandler`1.Invoke(Object sender, TEventArgs e)
                                       at Microsoft.VisualStudio.Language.Intellisense.Implementation.SignatureHelpSession.RaiseSelectedSignatureChanged(ISignature oldSelectedSignature, ISignature newSelectedSignature)
                                       at Microsoft.VisualStudio.Language.Intellisense.Implementation.SignatureHelpSession.set_SelectedSignature(ISignature value)
                                       at Microsoft.VisualStudio.Language.Intellisense.Implementation.DefaultSignatureHelpPresenter.PreviousSignature()
                                       at Microsoft.VisualStudio.Language.Intellisense.Implementation.DefaultSignatureHelpPresenter.OnSurfaceElementUpButtonClick(Object sender, RoutedEventArgs e)
                                       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.RaiseEvent(RoutedEventArgs e)
                                       at System.Windows.Controls.Primitives.ButtonBase.OnClick()
                                       at System.Windows.Controls.Button.OnClick()
                                       at System.Windows.Controls.Primitives.ButtonBase.OnMouseLeftButtonUp(MouseButtonEventArgs e)
                                       at System.Windows.UIElement.OnMouseLeftButtonUpThunk(Object sender, MouseButtonEventArgs e)
                                       at System.Windows.Input.MouseButtonEventArgs.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.ReRaiseEventAs(DependencyObject sender, RoutedEventArgs args, RoutedEvent newEvent)
                                       at System.Windows.UIElement.OnMouseUpThunk(Object sender, MouseButtonEventArgs e)
                                       at System.Windows.Input.MouseButtonEventArgs.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 System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
                                       at System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
                                       at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)

                                • Ronnie Wilkins Jr 09.11.2015

                                  Here is a screenshot, I was trying to browse method signatures.  This is a repeatable issue.

                                • Pavel A (DevExpress) 09.14.2015

                                   Hi Ronnie,
                                  I have reproduced this crash and passed this ticket to our developers for further research.
                                  We will notify you when we fix this.

                                1 Solution

                                Creation Date Importance Sort by

                                Fixed:

                                We have fixed this problem and will include it in an upcoming release. The final release date has not been set, but once it is published we will send you an automatic notification.