Failed to Load Extension in VS 2019 16.9.0 Preview 2.0

[Rijom]

Microsoft.VisualStudio.Composition.CompositionFailedException: An exception was thrown while initializing part "VS_DiffAllFiles.Sections.PendingChangesSection". ---> System.Windows.Markup.XamlParseException: Provide value on 'QuickConverter.MultiBinding' threw an exception. ---> System.Exception: Failed to tokenize expression "!$P0 || ($P0 ## $P1) ? Visibility.Visible : Visibility.Collapsed". Did you forget a '$'?
   at QuickConverter.EquationTokenizer.Tokenize(String expression)
   at QuickConverter.MultiBinding.GetLambda(String expression)
   at QuickConverter.MultiBinding.ProvideValue(IServiceProvider serviceProvider)
   at MS.Internal.Xaml.Runtime.ClrObjectRuntime.CallProvideValue(MarkupExtension me, IServiceProvider serviceProvider)
   --- End of inner exception stack trace ---
   at System.Windows.Markup.WpfXamlLoader.Load(XamlReader xamlReader, IXamlObjectWriterFactory writerFactory, Boolean skipJournaledProperties, Object rootObject, XamlObjectWriterSettings settings, Uri baseUri)
   at System.Windows.Markup.WpfXamlLoader.LoadBaml(XamlReader xamlReader, Boolean skipJournaledProperties, Object rootObject, XamlAccessLevel accessLevel, Uri baseUri)
   at System.Windows.Markup.XamlReader.LoadBaml(Stream stream, ParserContext parserContext, Object parent, Boolean closeStream)
   at System.Windows.Application.LoadComponent(Object component, Uri resourceLocator)
   at VS_DiffAllFiles.Sections.DiffAllFilesSectionControl.InitializeComponent() in C:\dev\Git\VS.DiffAllFiles\VS.DiffAllFiles.VS2019\obj\Release\DiffAllFilesSectionControl.xaml:line 1
   at VS_DiffAllFiles.DiffAllFilesBaseClasses.DiffAllFilesSectionBase..ctor() in C:\dev\Git\VS.DiffAllFiles\VS.DiffAllFiles\DiffAllFilesBaseClasses\DiffAllFilesSectionBase.cs:line 82
   at VS_DiffAllFiles.Sections.PendingChangesSection..ctor() in C:\dev\Git\VS.DiffAllFiles\VS.DiffAllFiles\Sections\PendingChangesSection.cs:line 27
   --- End of inner exception stack trace ---
   at Microsoft.VisualStudio.Composition.RuntimeExportProviderFactory.RuntimeExportProvider.RuntimePartLifecycleTracker.CreateValue()
   at Microsoft.VisualStudio.Composition.ExportProvider.PartLifecycleTracker.Create()
   at Microsoft.VisualStudio.Composition.ExportProvider.PartLifecycleTracker.MoveNext(PartLifecycleState nextState)
   at Microsoft.VisualStudio.Composition.ExportProvider.PartLifecycleTracker.MoveToState(PartLifecycleState requiredState)
   at Microsoft.VisualStudio.Composition.ExportProvider.PartLifecycleTracker.GetValueReadyToExpose()
   at Microsoft.VisualStudio.Composition.ExportProvider.<>c__DisplayClass63_0.<CreateExport>b__0()
   at Microsoft.VisualStudio.Composition.ExportProvider.<>c__DisplayClass65_0.<CreateExportFactoryExport>b__1()
   at Microsoft.VisualStudio.Composition.ExportProvider.<>c__DisplayClass64_0.<CreateExportFactory>b__0()
   at Microsoft.VisualStudio.Composition.DelegateServices.<>c__DisplayClass2_0`1.<As>b__0()
   at System.ComponentModel.Composition.ExportFactory`1.CreateExport()
   at Microsoft.VisualStudio.Composition.NetFxAdapters.MefV1ExportProvider.ComposablePartDefinitionForExportFactory.CreatePart()
   at System.ComponentModel.Composition.ReflectionModel.ExportFactoryCreator.LifetimeContext.GetExportLifetimeContextFromExport[T](Export export)
   at System.ComponentModel.Composition.ReflectionModel.ExportFactoryCreator.<>c__DisplayClass6_0`2.<CreateStronglyTypedExportFactoryOfTM>b__0()
   at System.ComponentModel.Composition.ExportFactory`1.CreateExport()
   at Microsoft.TeamFoundation.Controls.WPF.TeamExplorer.Framework.TeamExplorerSectionHost.Create()

[deadlydog]

Thanks for reporting this :) This extension could use a little TLC, but I won't have any time to look at it until at least next year; too many other projects on the go. I'm open to pull requests though :)

[deadlydog]

This looks to be a duplicate of #27 so closing it.