このエラーメッセージの直し方

FrameWorkのMainワークフローを開こうとすると、以下のエラーメッセージがでてしまいます。
解決方法はございますか?
21.4.4+Branch.master.Sha.a8b5101efe02651274064093e9c7410fedff7696

型参照は ‘{clr-namespace:System.Activities.Presentation;assembly=System.Activities.Presentation, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35}WorkflowDesignerColorsInternal’ という名前の型を見つけることができません。

ドキュメントを開くときにエラーが発生しました: UiPath.Studio.Contracts.RecoverableException
—> UiPath.Studio.Contracts.RecoverableException: 項目「C:\UiPath課題\UiPath_REFrameWork_SecureHash\Main.xaml」を開けません: ‘System.Windows.Markup.StaticExtension’ の値の指定時に例外がスローされました。。
—> RemoteException wrapping System.Windows.Markup.XamlParseException: ‘System.Windows.Markup.StaticExtension’ の値の指定時に例外がスローされました。 —> RemoteException wrapping System.Reflection.TargetInvocationException: 呼び出しのターゲットが例外をスローしました。 —> RemoteException wrapping System.Windows.Markup.XamlParseException: プロパティ ‘System.Windows.ResourceDictionary.DeferrableContent’ の Set で例外がスローされました。 —> RemoteException wrapping System.Xaml.XamlObjectWriterException: ‘MS.Internal.Markup.StaticExtension’ の値の指定時に例外がスローされました。 —> RemoteException wrapping System.Xaml.XamlParseException: 型参照は ‘{clr-namespace:System.Activities.Presentation;assembly=System.Activities.Presentation, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35}WorkflowDesignerColorsInternal’ という名前の型を見つけることができません。
場所 MS.Internal.Xaml.Context.ObjectWriterContext.ServiceProvider_Resolve(String qName)
場所 MS.Internal.Xaml.ServiceProviderContext.System.Windows.Markup.IXamlTypeResolver.Resolve(String qName)
場所 MS.Internal.Markup.StaticExtension.ProvideValue(IServiceProvider serviceProvider)
場所 MS.Internal.Xaml.Runtime.ClrObjectRuntime.CallProvideValue(MarkupExtension me, IServiceProvider serviceProvider)
— End of inner exception stack trace —
場所 MS.Internal.Xaml.Runtime.ClrObjectRuntime.CallProvideValue(MarkupExtension me, IServiceProvider serviceProvider)
場所 System.Xaml.XamlObjectWriter.Logic_ProvideValue(ObjectWriterContext ctx)
場所 System.Xaml.XamlObjectWriter.Logic_AssignProvidedValue(ObjectWriterContext ctx)
場所 System.Xaml.XamlObjectWriter.WriteEndObject()
場所 System.Xaml.XamlWriter.WriteNode(XamlReader reader)
場所 System.Xaml.XamlServices.Transform(XamlReader xamlReader, XamlWriter xamlWriter, Boolean closeWriter)
場所 System.Windows.ResourceDictionary.EvaluateMarkupExtensionNodeList(XamlReader reader, IServiceProvider serviceProvider)
場所 System.Windows.ResourceDictionary.GetKeyValue(KeyRecord key, IServiceProvider serviceProvider)
場所 System.Windows.ResourceDictionary.SetKeys(IList1 keyCollection, IServiceProvider serviceProvider) 場所 System.Windows.ResourceDictionary.SetDeferrableContent(DeferrableContent deferrableContent) 場所 System.Windows.Baml2006.WpfSharedBamlSchemaContext.<>c.<Create_BamlProperty_ResourceDictionary_DeferrableContent>b__297_0(Object target, Object value) 場所 System.Windows.Baml2006.WpfKnownMemberInvoker.SetValue(Object instance, Object value) 場所 MS.Internal.Xaml.Runtime.ClrObjectRuntime.SetValue(XamlMember member, Object obj, Object value) 場所 MS.Internal.Xaml.Runtime.ClrObjectRuntime.SetValue(Object inst, XamlMember property, Object value) --- End of inner exception stack trace --- 場所 System.Windows.Markup.WpfXamlLoader.Load(XamlReader xamlReader, IXamlObjectWriterFactory writerFactory, Boolean skipJournaledProperties, Object rootObject, XamlObjectWriterSettings settings, Uri baseUri) 場所 System.Windows.Markup.WpfXamlLoader.LoadBaml(XamlReader xamlReader, Boolean skipJournaledProperties, Object rootObject, XamlAccessLevel accessLevel, Uri baseUri) 場所 System.Windows.Markup.XamlReader.LoadBaml(Stream stream, ParserContext parserContext, Object parent, Boolean closeStream) 場所 System.Windows.Application.LoadBamlStreamWithSyncInfo(Stream stream, ParserContext pc) 場所 System.Windows.Application.LoadComponent(Uri resourceLocator, Boolean bSkipJournaledProperties) 場所 System.Windows.Application.LoadComponent(Uri resourceLocator) 場所 System.Activities.Presentation.WorkflowDesignerColors.get_DefaultColors() 場所 System.Activities.Presentation.WorkflowDesignerColors.GetBrush(String colorKey) 場所 System.Activities.Presentation.WorkflowDesignerColors.GetColor(String colorKey) 場所 System.Activities.Presentation.WorkflowDesignerColors.get_DesignerViewBackgroundColor() --- End of inner exception stack trace --- 場所 System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor) 場所 System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments) 場所 System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture) 場所 System.Reflection.RuntimePropertyInfo.GetValue(Object obj, BindingFlags invokeAttr, Binder binder, Object[] index, CultureInfo culture) 場所 System.Reflection.RuntimePropertyInfo.GetValue(Object obj, Object[] index) 場所 System.Windows.Markup.StaticExtension.GetFieldOrPropertyValue(Type type, String name, Object& value) 場所 System.Windows.Markup.StaticExtension.ProvideValue(IServiceProvider serviceProvider) 場所 MS.Internal.Xaml.Runtime.ClrObjectRuntime.CallProvideValue(MarkupExtension me, IServiceProvider serviceProvider) --- End of inner exception stack trace --- 場所 System.Windows.Markup.WpfXamlLoader.Load(XamlReader xamlReader, IXamlObjectWriterFactory writerFactory, Boolean skipJournaledProperties, Object rootObject, XamlObjectWriterSettings settings, Uri baseUri) 場所 System.Windows.Markup.WpfXamlLoader.LoadBaml(XamlReader xamlReader, Boolean skipJournaledProperties, Object rootObject, XamlAccessLevel accessLevel, Uri baseUri) 場所 System.Windows.Markup.XamlReader.LoadBaml(Stream stream, ParserContext parserContext, Object parent, Boolean closeStream) 場所 System.Windows.Application.LoadComponent(Object component, Uri resourceLocator) 場所 System.Activities.Presentation.View.ErrorView.InitializeComponent() 場所 System.Activities.Presentation.WorkflowDesigner.<.ctor>b__31_2(ErrorItem errorItem) 場所 System.Activities.Presentation.ContextItemManager.SubscribeProxy1.SubscribeContext(ContextItem item)
場所 System.Activities.Presentation.EditingContext.DefaultContextItemManager.OnItemChanged(ContextItem item)
場所 System.Activities.Presentation.EditingContext.DefaultContextItemManager.SetValue(ContextItem value)
場所 System.Activities.Presentation.WorkflowDesigner.Load(String fileName)
場所 UiPath.Studio.Plugin.Workflow.WorkflowHandling.DesignerBuilder.LoadFileInDesigner(String fileName, WorkflowDesigner designer)
場所 UiPath.Studio.Plugin.Workflow.WorkflowHandling.DesignerBuilder.BuildInternal(DesignerEventsSubscriber eventsSubscriber, String workflowId, String fileName)
場所 UiPath.Studio.Plugin.Workflow.WorkflowHandling.DesignerBuilder.Build(DesignerEventsSubscriber eventsSubscriber, String workflowId, String fileName)
場所 UiPath.Studio.Plugin.Workflow.WorkflowHandling.DesignerWrapper.Load(String fileName)
場所 UiPath.Studio.Plugin.Workflow.Services.DesignerFileProjectEndpoint.<>c__DisplayClass5_0.<b__0>d.MoveNext()
— 直前に例外がスローされた場所からのスタック トレースの終わり —
場所 UiPath.Studio.Plugin.Workflow.Services.DesignerFileProjectEndpoint.<>c__DisplayClass5_0.<b__0>d.MoveNext()
— 直前に例外がスローされた場所からのスタック トレースの終わり —
場所 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
場所 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
場所 UiPath.Studio.Shared.MVVM.Services.DispatcherService.d__15.MoveNext()
— 直前に例外がスローされた場所からのスタック トレースの終わり —
場所 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
場所 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
場所 UiPath.Studio.Plugin.Workflow.Services.DesignerFileProjectEndpoint.d__5.MoveNext()
— 直前に例外がスローされた場所からのスタック トレースの終わり —
場所 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
場所 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
場所 UiPath.CoreIpc.Server.d__22.MoveNext()
— 直前に例外がスローされた場所からのスタック トレースの終わり —
場所 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
場所 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
場所 UiPath.CoreIpc.Server.d__21.MoveNext()
— 直前に例外がスローされた場所からのスタック トレースの終わり —
場所 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
場所 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
場所 UiPath.CoreIpc.Server.<>c__DisplayClass4_2.<<-ctor>b__6>d.MoveNext()
— 直前に例外がスローされた場所からのスタック トレースの終わり —
場所 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
場所 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
場所 UiPath.CoreIpc.IOHelpers.d__13.MoveNext()
— 直前に例外がスローされた場所からのスタック トレースの終わり —
場所 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
場所 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
場所 UiPath.CoreIpc.IOHelpers.d__191.MoveNext() --- End of inner exception stack trace --- at UiPath.Studio.Core.Services.PersistableServiceBase3.OnOpenAsync(String path, IFactory2 resolvedFactory, IOpenOptions options) at UiPath.Studio.Shell.Services.DocumentService.OnOpenAsync(String path, IFactory2 resolvedFactory, IOpenOptions options)
at UiPath.Studio.Core.Services.PersistableServiceBase`3.OpenAsync(OpenInformation openInfo)
at UiPath.Studio.Core.CommonServices.OpenCloseCommandsService.OpenDocumentAsync(OpenInformation openInfo)
— End of inner exception stack trace —
at UiPath.Studio.Core.CommonServices.OpenCloseCommandsService.OpenDocumentAsync(OpenInformation openInfo)
at UiPath.Studio.Core.CommonServices.OpenCloseCommandsService.OpenPath(String filePath)
at UiPath.Studio.Shell.ShellApplication.StudioShellApplication.ProcessWithCommandLine()
at UiPath.Studio.Shell.ShellApplication.StudioShellApplication.<>c__DisplayClass19_0.<b__0>d.MoveNext()
— End of stack trace from previous location —
at System.Threading.Tasks.Task.<>c.b__140_0(Object state)
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), HResult -2146233088

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