RSRP-281802: Object reference not set to an instance of an object.

  at JetBrains.ReSharper.Features.Common.Occurences.OccurencePopupMenu.ShowMenuFromTextControl[TDescriptor](IDataContext context, ICollection`1 items, Func`1 descriptorBuilder, Nullable`1 options, Boolean skipMenuIfSingleEnabled, String title, Int32 itemsCountLimit) in c:\kropp\ReSharper\src\Features\Common\src\Occurences\OccurencePopupMenu.cs:line 151
     at JetBrains.ReSharper.Daemon.Specific.InheritedGutterMarkChecker.TypeIsInheritedMarkOnGutter.<OnClick>b__1(Lifetime lifetime) in c:\kropp\ReSharper\src\Daemon.Specific\InhertiedGutterMark\TypeIsInheritedMarkOnGutter.cs:line 76
     at JetBrains.DataFlow.Lifetimes.Using(Action`1 F) in c:\kropp\ReSharper\Platform\src\Util\src\DataFlow\Lifetime\Lifetimes.cs:line 26
     at JetBrains.ReSharper.Daemon.Specific.InheritedGutterMarkChecker.TypeIsInheritedMarkOnGutter.OnClick(Image icon) in c:\kropp\ReSharper\src\Daemon.Specific\InhertiedGutterMark\TypeIsInheritedMarkOnGutter.cs:line 68
     at JetBrains.ReSharper.Daemon.InheritanceGutterMark.OnClick(IHighlighter highlighter) in c:\kropp\ReSharper\src\Feature.Services\src\Daemon\HighlightingAttributeIds.cs:line 212
     at JetBrains.VsIntegration.DevTen.Markup.VsGlyphTag.<Click>b__3() in c:\kropp\ReSharper\Platform\src\VsIntegration.DevTen\Src\Markup\VsGlyphTag.cs:line 90
     at JetBrains.Application.IShellLocksEx.ExecuteWithReadLock(IShellLocks thіs, Action F) in c:\kropp\ReSharper\Platform\src\Shell\src\ShellLocks.cs:line 989
     at JetBrains.Application.IShellLocksEx.<>c__DisplayClass4.<ExecuteOrQueueReadLock>b__3() in c:\kropp\ReSharper\Platform\src\Shell\src\ShellLocks.cs:line 813
     at JetBrains.Threading.ReentrancyGuard.Execute(String name, Action action) in c:\kropp\ReSharper\Platform\src\Util\src\Concurrency\ReentrancyGuard.cs:line 267

  at JetBrains.Util.Logger.LogException(Exception ex) in c:\kropp\ReSharper\Platform\src\Util\src\Logger\Logger.cs:line 612
     at JetBrains.Threading.ReentrancyGuard.Execute(String name, Action action) in c:\kropp\ReSharper\Platform\src\Util\src\Concurrency\ReentrancyGuard.cs:line 277
     at JetBrains.Threading.ReentrancyGuard.ExecuteOrQueue(String name, Action action) in c:\kropp\ReSharper\Platform\src\Util\src\Concurrency\ReentrancyGuard.cs:line 304
     at JetBrains.Threading.IThreadingEx.ExecuteOrQueue(IThreading thіs, String name, Action action) in c:\kropp\ReSharper\Platform\src\Shell\src\Threading\Invocator.cs:line 219
     at JetBrains.Application.IShellLocksEx.ExecuteOrQueueReadLock(IShellLocks thіs, String name, Action F) in c:\kropp\ReSharper\Platform\src\Shell\src\ShellLocks.cs:line 813
     at JetBrains.VsIntegration.DevTen.Markup.VsGlyphTag.<Click>b__2() in c:\kropp\ReSharper\Platform\src\VsIntegration.DevTen\Src\Markup\VsGlyphTag.cs:line 86
     at JetBrains.Util.Logger.Catch[TValue](Func`1 F) in c:\kropp\ReSharper\Platform\src\Util\src\Logger\Logger.cs:line 263
     at JetBrains.VsIntegration.DevTen.Markup.VsGlyphTag.Click() in c:\kropp\ReSharper\Platform\src\VsIntegration.DevTen\Src\Markup\VsGlyphTag.cs:line 86
     at JetBrains.VsIntegration.DevTen.Markup.VsGlyphMouseProcessor.<HandleGlyphClick>b__0(ITagClickHandler glyph) in c:\kropp\ReSharper\Platform\src\VsIntegration.DevTen\Src\Markup\VsGlyphMouseProcessorProvider.cs:line 51
     at System.Linq.Enumerable.Any[TSource](IEnumerable`1 source, Func`2 predicate)
     at JetBrains.VsIntegration.DevTen.Markup.VsGlyphMouseProcessor.HandleGlyphClick(ITextViewLine line) in c:\kropp\ReSharper\Platform\src\VsIntegration.DevTen\Src\Markup\VsGlyphMouseProcessorProvider.cs:line 51
     at JetBrains.VsIntegration.DevTen.Markup.VsGlyphMouseProcessorBase`1.PreprocessMouseLeftButtonUp(MouseButtonEventArgs e) in c:\kropp\ReSharper\Platform\src\VsIntegration.DevTen\Src\Markup\VsGlyphMouseProcessorBase.cs:line 199
     at Microsoft.VisualStudio.Text.Utilities.WpfMouseProcessor.<>c__DisplayClass2d.<UIElement_MouseLeftButtonUp>b__28()
     at Microsoft.VisualStudio.Text.Utilities.GuardedOperations.CallExtensionPoint(Object errorSource, Action call)
     at Microsoft.VisualStudio.Text.Utilities.WpfMouseProcessor.UIElement_MouseLeftButtonUp(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 MS.Internal.Threading.ExceptionFilterHelper.TryCatchWhen(Object source, Delegate method, Object args, Int32 numArgs, Delegate catchHandler)
     at System.Windows.Threading.DispatcherOperation.InvokeImpl()
     at System.Windows.Threading.DispatcherOperation.InvokeInSecurityContext(Object state)
     at System.Threading.ExecutionContext.runTryCode(Object userData)
     at System.Runtime.CompilerServices.RuntimeHelpers.ExecuteCodeWithGuaranteedCleanup(TryCode code, CleanupCode backoutCode, Object userData)
     at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
     at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
     at System.Windows.Threading.DispatcherOperation.Invoke()
     at System.Windows.Threading.Dispatcher.InvokeImpl(DispatcherOperation operation, CancellationToken cancellationToken, TimeSpan timeout)
     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)