2015-08-07 18 views
6

Hat jemand mit einer Arbeit für diese Abstürze kam?Visual Studio 2015 XAML-Designer stürzt mit WPF

System.NullReferenceException 
Object reference not set to an instance of an object. 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.MockGenericType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.MockGenericType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineBaseType(Type baseType, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineNestedTypes(MockTypeDefinition mockType, Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineProperty(TypeDefinition typeDefinition, PropertyInfo propertyInfo) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineProperty(TypeDefinition typeDefinition, PropertyInfo propertyInfo) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineBaseType(Type baseType, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineBaseType(Type baseType, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineProperty(TypeDefinition typeDefinition, PropertyInfo propertyInfo) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineParameters(ParameterInfo[] parameters) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineMethod(TypeDefinition typeDefinition, MethodInfo method) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineInterfaces(MockTypeDefinition mockType, Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineField(TypeDefinition typeDefinition, FieldInfo fieldInfo, DependencyPropertyContext dependencyPropertyContext) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineBaseType(Type baseType, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineBaseType(Type baseType, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.MockType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockType.InitializeMockType() 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockType.get_RuntimeType() 
    at Microsoft.VisualStudio.DesignTools.Markup.Metadata.TypeHelper.GetMemberAccess(IType type) 
    at Microsoft.VisualStudio.DesignTools.Platform.Metadata.ProjectXmlnsDefinitionMap.XmlNamespaceTypeMap.IsVisibleType(IType type) 
    at Microsoft.VisualStudio.DesignTools.Platform.Metadata.ProjectXmlnsDefinitionMap.XmlNamespaceTypeMap.GetType(String typeName) 
    at Microsoft.VisualStudio.DesignTools.Platform.Metadata.ProjectXmlnsDefinitionMap.GetType(IXmlNamespace xmlNamespace, String typeName) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.SampleDataAwareNamespaceTypeResolver.GetType(IXmlNamespace xmlNamespace, String typeName) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlTypeHelper.ResolveTypeInternal(ITypeResolver typeResolver, IXmlNamespaceTypeResolver xmlNamespaceTypeResolver, XmlNamespace xmlNamespace, String typeName) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlTypeHelper.ResolveType(ITypeResolver typeResolver, IXmlNamespaceTypeResolver xmlNamespaceTypeResolver, XmlNamespace xmlNamespace, String typeName, Boolean inMarkupExtension) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlTypeHelper.GetTypeId(ITypeResolver typeResolver, DocumentXmlnsDefinitionMap documentNamespaces, XmlNamespace xmlNamespace, String typeName, Boolean instantiateUnrecognizedTypes, Boolean inMarkupExtension) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlTypeHelper.GetTypeId(XamlParserContext parserContext, ITextLocation lineInformation, XmlNamespace xmlNamespace, String typeName, Boolean inMarkupExtension) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, IProperty childProperty, TypeConverter textTypeConverter, ITypeId textType, PropertyHandling propertyHandling) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, Predicate`1 propertyFilter) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseCompositeElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElementContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, DocumentNode& node) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, IProperty childProperty, TypeConverter textTypeConverter, ITypeId textType, PropertyHandling propertyHandling) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, Predicate`1 propertyFilter) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseCompositeElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElementContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, DocumentNode& node) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, IProperty childProperty, TypeConverter textTypeConverter, ITypeId textType, PropertyHandling propertyHandling) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, Predicate`1 propertyFilter) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseCompositeElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElementContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, DocumentNode& node) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, IProperty childProperty, TypeConverter textTypeConverter, ITypeId textType, PropertyHandling propertyHandling) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, Predicate`1 propertyFilter) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseCompositeElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElementContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, DocumentNode& node) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, IProperty childProperty, TypeConverter textTypeConverter, ITypeId textType, PropertyHandling propertyHandling) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, Predicate`1 propertyFilter) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseCompositeElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElementContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, DocumentNode& node) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, IProperty childProperty, TypeConverter textTypeConverter, ITypeId textType, PropertyHandling propertyHandling) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, Predicate`1 propertyFilter) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseCompositeElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElementContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseRootElement(XamlParserContext parserContext, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.Parse(XamlParserContext parserContext, XmlDocumentReference xmlDocumentReference, XmlDocument xmlDocument) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseInternal(XamlParserContext parserContext) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlLanguageService.ParseDocument(CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.Markup.MarkupDocument..ctor(IDocumentContext documentContext, ITypeId expectedRootType, ITextBuffer textBuffer, Encoding documentEncoding, IMarkupLanguageService languageService, CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.Designer.Documents.SceneMarkupDocument..ctor(IDocumentContext documentContext, IUndoService undoService, ITypeId expectedRootType, ITextBuffer textBuffer, Encoding documentEncoding, IMarkupLanguageService languageService, CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.Designer.DocumentViewContext.CreateMarkupDocument(ISourceItemContext sourceItem, IHostTextBuffer textBuffer, Encoding encoding, CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.Designer.DocumentViewContext.CreateDocument(ISourceItemContext sourceItem, CancellationToken cancelToken, Boolean isReadOnly, Boolean cloneBufferToStandalone, Boolean suppressUI, SceneDocument originalSceneDocument) 
    at Microsoft.VisualStudio.DesignTools.Designer.DocumentViewContext.OpenDocument(ISourceItemContext sourceItem, CancellationToken cancelToken, Boolean isReadOnly, Boolean suppressUI) 
    at Microsoft.VisualStudio.DesignTools.Designer.DesignerService.CreateDesigner(IHostSourceItem item, IHostTextEditor editor, CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.RemoteDesignerService.<>c__DisplayClass12_0.<Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.IRemoteDesignerService.CreateDesigner>b__0(CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.RemoteDesignerService.<>c__DisplayClass6_0`1.<MarshalInWithCancellation>b__0() 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.Call.InvokeWorker() 

System.NullReferenceException 
Object reference not set to an instance of an object. 

Server stack trace: 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.WaitForCompletion(NestedCallContext nestedCallContext, BlockingCall call, WaitHandle timeoutSignal) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.MarshalInSynchronous(Action action, Int32 targetApartmentId, CancellationToken cancelToken, CallModality callModality, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.MarshalIn(Action action, Int32 targetApartmentId, CancellationToken cancelToken, CallSynchronizationMode syncMode, CallModality callModality, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.ThreadMarshaler.MarshalIn(IRemoteObject targetObject, Action action, CancellationToken cancelToken, CallSynchronizationMode syncMode, CallModality callModality, ApartmentState apartmentState, String memberName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.RemoteDesignerService.MarshalInWithCancellation[TResult](IRemoteCancellationToken remoteToken, Func`2 func, ApartmentState apartmentState) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.RemoteDesignerService.Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.IRemoteDesignerService.CreateDesigner(IRemoteHostProject remoteProject, IRemoteHostSourceItem remoteItem, IRemoteHostTextEditor remoteEditor, IRemoteCancellationToken remoteToken) 
    at System.Runtime.Remoting.Messaging.StackBuilderSink._PrivateProcessMessage(IntPtr md, Object[] args, Object server, Object[]& outArgs) 
    at System.Runtime.Remoting.Messaging.StackBuilderSink.SyncProcessMessage(IMessage msg) 

Exception rethrown at [0]: 
    at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg) 
    at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.IRemoteDesignerService.CreateDesigner(IRemoteHostProject remoteProject, IRemoteHostSourceItem remoteItem, IRemoteHostTextEditor remoteEditor, IRemoteCancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.LocalDesignerService.CreateDesignerImpl(IRemoteDesignerService ds, IHostSourceItem item, IHostTextEditor editor, RemoteCancellationToken remoteCancelToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.LocalDesignerService.<>c__DisplayClass14_0.<Microsoft.VisualStudio.DesignTools.DesignerContract.IDesignerService.CreateDesigner>b__0(IRemoteDesignerService ds, RemoteCancellationToken remoteToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.LocalDesignerService.<>c__DisplayClass5_0`1.<MarshalOutWithCancellation>b__0(IRemoteDesignerService ds) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.ThreadMarshaler.<>c__DisplayClass27_0`1.<MarshalOut>b__0() 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.Call.InvokeWorker() 

System.NullReferenceException 
Object reference not set to an instance of an object. 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.WaitForCompletion(NestedCallContext nestedCallContext, BlockingCall call, WaitHandle timeoutSignal) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.MarshalOutSynchronous(Action action, Int32 targetApartmentId, WaitHandle aborted, WaitHandle timeoutSignal, CancellationToken cancelToken, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.MarshalOut(Action action, Int32 targetApartmentId, WaitHandle aborted, CancellationToken cancelToken, CallSynchronizationMode syncMode, WaitHandle timeoutSignal, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.ThreadMarshaler.MarshalOut[TValue](RemoteHandle`1 targetObject, Action action, CancellationToken cancelToken, CallSynchronizationMode syncMode, ApartmentState apartmentState, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.ThreadMarshaler.MarshalOut[TValue](RemoteHandle`1 targetObject, Action`1 action, CancellationToken cancelToken, CallSynchronizationMode syncMode, ApartmentState apartmentState, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.LocalDesignerService.MarshalOutWithCancellation[TResult](CancellationToken cancelToken, Func`3 func, ApartmentState apartmentState) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.LocalDesignerService.Microsoft.VisualStudio.DesignTools.DesignerContract.IDesignerService.CreateDesigner(IHostSourceItem item, IHostTextEditor editor, CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.IsolatedDesignerService.IsolatedDesignerView.CreateDesignerViewInfo(CancellationToken cancelToken) 

Ich neu laden dann stürzt es einfach wieder ab.

+3

Mit welchem ​​XAML verwenden Sie das? –

+0

Dies ist definitiv ein Fehler und sollte MS gemeldet werden. –

+0

passiert auf einem leeren Fenster. Auch wenn ich den Code der XAML ändere, bekomme ich eine Ausnahme, die besagt "Dieser Schlüssel wurde bereits hinzugefügt". Ich sende immer wieder die Stirn, wie kann ich direkt mit Visual Studio sprechen? – shady

Antwort

2

Wenn Sie diese Ausnahme sehen (MockTypes.MockTypeGenerator) und die Zielplattform zu X64 oder ARM gesetzt haben, versuchen Sie zu X86 Schalten und Wiederaufbau.

Da wir in X64 oder ARM keinen Projektcode ausführen können, versuchen wir, basierend auf Ihrem Code eine Reihe von Scheintypen bereitzustellen. Wir fügen in zukünftigen Updates von Visual Studio zusätzliche Warnungen hinzu.

+1

Ich wäre nett, wenn es meine Typen in x64 verspotten würde, also könnte ich das Designer- und Eigenschaftenfenster benutzen. Einige meiner Projekte sind x64 und es ist ein Problem, wenn ich meine Konfiguration jedes Mal umstellen muss. – shady

0

Ich habe auch dieses Problem. Ich habe gefunden, wenn ich die Projektausgabe zu x86 anstelle von x64 ändere, funktioniert es. (nach dem Wiederaufbau das ist)

Nicht wirklich eine gute Lösung, auf jeden Fall muss angeschaut werden.

Mein dump:

System.ArgumentNullException 
Value cannot be null. 
Parameter name: type 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.TypeDefinition..ctor(TypeDefinitionContext context, Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockDefinition..ctor(TypeDefinitionContext context, Type sourceType, Type mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.TypeDefinitionContext.DefineNestedType(Type type, TypeDefinition declaringType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineBaseType(Type baseType, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineField(TypeDefinition typeDefinition, FieldInfo fieldInfo, DependencyPropertyContext dependencyPropertyContext) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineBaseType(Type baseType, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineBaseType(Type baseType, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.PopulateMockType(Type type, MockTypeDefinition mockType) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.DefineType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockTypes.MockTypeGenerator.MockType(Type type) 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockType.InitializeMockType() 
    at Microsoft.VisualStudio.DesignTools.XamlDesigner.Metadata.MockType.get_RuntimeType() 
    at Microsoft.VisualStudio.DesignTools.Platform.Metadata.ProjectContextType.InitializeClass() 
    at Microsoft.VisualStudio.DesignTools.Platform.Metadata.MemberCollection.get_PropertyIndex() 
    at Microsoft.VisualStudio.DesignTools.Platform.Metadata.MemberCollection.CreateLocalProperty(String propertyName, MemberKey& key) 
    at Microsoft.VisualStudio.DesignTools.Platform.Metadata.MemberCollection.CreateMember(MemberType memberTypes, String memberName, MemberKey& key) 
    at Microsoft.VisualStudio.DesignTools.Platform.Metadata.MemberCollection.TryGetCachedMember(MemberType memberTypes, String memberName, Boolean create, IMember& member) 
    at Microsoft.VisualStudio.DesignTools.Platform.Metadata.MemberCollection.GetMember(MemberType memberTypes, String memberName, MemberAccessTypes access) 
    at Microsoft.VisualStudio.DesignTools.Platform.Metadata.ProjectContextType.GetMember(MemberType memberTypes, String memberName, MemberAccessTypes access) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlTypeHelper.GetPropertyKey(XamlParserContext parserContext, ITextLocation lineInformation, XmlNamespace xmlNamespace, String typeAndPropertyName, XmlNamespace targetTypeNamespace, IType targetTypeId, MemberType memberTypes, MemberType defaultType, Boolean allowProtectedPropertiesOnTargetType) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlTypeHelper.GetPropertyKey(XamlParserContext parserContext, ITextLocation lineInformation, IXmlNamespaceResolver xmlElementReference, String fullPropertyName, XmlNamespace targetTypeNamespace, IType targetTypeId, MemberType memberTypes, MemberType defaultType, Boolean allowProtectedPropertiesOnTargetType) 
    at Microsoft.VisualStudio.DesignTools.Markup.MarkupExtensionParser.CreateNodeFromTextValue(XamlParserContext parserContext, ITextLocation lineInformation, IDocumentNodeReference nodeReference, IXmlNamespaceResolver xmlNamespaceResolver, TypeConverter typeConverter, ITypeId valueTypeId, String value, XmlAttribute attribute) 
    at Microsoft.VisualStudio.DesignTools.Markup.MarkupExtensionParser.GetPropertyValue(XamlParserContext parserContext, ITextLocation lineInformation, IDocumentNodeReference nodeReference, IXmlNamespaceResolver xmlNamespaceResolver, TypeConverter typeConverter, IType valueTypeId, String value, Boolean removeEscapeCharacters, XmlAttribute attribute) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.SetProperty(XamlParserContext parserContext, ITextLocation lineInformation, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlAttribute attribute, IProperty propertyKey) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, Predicate`1 propertyFilter) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertyAndValue(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, IPropertyValueTypeMetadata metadata, IType propertyTargetType) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseCompositeElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElementContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, DocumentNode& node) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, IProperty childProperty, TypeConverter textTypeConverter, ITypeId textType, PropertyHandling propertyHandling) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, Predicate`1 propertyFilter) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseStyleOrTemplate(XamlParserContext parserContext, IDocumentNodeReference nodeReference, ITypeId type, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElementContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, DocumentNode& node) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, IProperty childProperty, TypeConverter textTypeConverter, ITypeId textType, PropertyHandling propertyHandling) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement, Predicate`1 propertyFilter) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.AddPropertiesAndChildren(XamlParserContext parserContext, DocumentCompositeNodeReference nodeReference, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseCompositeElement(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseElementContent(XamlParserContext parserContext, IDocumentNodeReference nodeReference, IType typeId, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseRootElement(XamlParserContext parserContext, XmlElementReference xmlElementReference, XmlElement xmlElement) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.Parse(XamlParserContext parserContext, XmlDocumentReference xmlDocumentReference, XmlDocument xmlDocument) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlParser.ParseInternal(XamlParserContext parserContext) 
    at Microsoft.VisualStudio.DesignTools.Markup.XamlLanguageService.ParseDocument(CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.Markup.MarkupDocument..ctor(IDocumentContext documentContext, ITypeId expectedRootType, ITextBuffer textBuffer, Encoding documentEncoding, IMarkupLanguageService languageService, CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.Designer.Documents.SceneMarkupDocument..ctor(IDocumentContext documentContext, IUndoService undoService, ITypeId expectedRootType, ITextBuffer textBuffer, Encoding documentEncoding, IMarkupLanguageService languageService, CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.Designer.DocumentViewContext.CreateMarkupDocument(ISourceItemContext sourceItem, IHostTextBuffer textBuffer, Encoding encoding, CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.Designer.DocumentViewContext.CreateDocument(ISourceItemContext sourceItem, CancellationToken cancelToken, Boolean isReadOnly, Boolean cloneBufferToStandalone, Boolean suppressUI, SceneDocument originalSceneDocument) 
    at Microsoft.VisualStudio.DesignTools.Designer.DocumentViewContext.OpenDocument(ISourceItemContext sourceItem, CancellationToken cancelToken, Boolean isReadOnly, Boolean suppressUI) 
    at Microsoft.VisualStudio.DesignTools.Designer.Project.ProjectContextBase.OpenProjectDocument(ISourceItemContext sourceItem, Boolean suppressUI) 
    at Microsoft.VisualStudio.DesignTools.Designer.Project.ProjectContextBase.OpenDocument(String path, Boolean suppressUI) 
    at Microsoft.VisualStudio.DesignTools.Designer.UI.ResourcePane.ResourceDictionaryContentProvider.set_ProjectDocument(IProjectDocument value) 
    at Microsoft.VisualStudio.DesignTools.Designer.UI.ResourcePane.ResourceManager.GetContentProviderForResourceDictionary(IProjectDocument projectDocument) 
    at Microsoft.VisualStudio.DesignTools.Designer.UI.ResourcePane.DocumentResourceContainer..ctor(ResourceManager manager, IProjectDocument document) 
    at Microsoft.VisualStudio.DesignTools.Designer.UI.ResourcePane.ResourceManager.AddDocument(IProjectDocument projectDocument) 
    at Microsoft.VisualStudio.DesignTools.Designer.UI.ResourcePane.ResourceManager.SetTargetProjectContexts(IProjectContext[] newProjectContexts) 
    at Microsoft.VisualStudio.DesignTools.Designer.UI.ResourcePane.ResourceManager.DocumentViewContext_ViewOpened(Object sender, ViewEventArgs e) 
    at Microsoft.VisualStudio.DesignTools.Designer.DocumentViewContext.OnViewOpened(ViewEventArgs e) 
    at Microsoft.VisualStudio.DesignTools.Designer.DocumentViewContext.OpenViewWorker(SceneView sceneView, Boolean ensureHostOpen) 
    at Microsoft.VisualStudio.DesignTools.Designer.DocumentViewContext.CreateAndOpenViewInternal(SceneDocument document, CancellationToken cancelToken, Boolean activate, Boolean ensureOpenInHost) 
    at Microsoft.VisualStudio.DesignTools.Designer.DesignerService.CreateDesigner(IHostSourceItem item, IHostTextEditor editor, CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.RemoteDesignerService.<>c__DisplayClass12_0.<Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.IRemoteDesignerService.CreateDesigner>b__0(CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.RemoteDesignerService.<>c__DisplayClass6_0`1.<MarshalInWithCancellation>b__0() 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.Call.InvokeWorker() 

System.ArgumentNullException 
Value cannot be null. 
Parameter name: type 

Server stack trace: 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.WaitForCompletion(NestedCallContext nestedCallContext, BlockingCall call, WaitHandle timeoutSignal) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.MarshalInSynchronous(Action action, Int32 targetApartmentId, CancellationToken cancelToken, CallModality callModality, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.MarshalIn(Action action, Int32 targetApartmentId, CancellationToken cancelToken, CallSynchronizationMode syncMode, CallModality callModality, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.ThreadMarshaler.MarshalIn(IRemoteObject targetObject, Action action, CancellationToken cancelToken, CallSynchronizationMode syncMode, CallModality callModality, ApartmentState apartmentState, String memberName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.RemoteDesignerService.MarshalInWithCancellation[TResult](IRemoteCancellationToken remoteToken, Func`2 func, ApartmentState apartmentState) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.RemoteDesignerService.Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.IRemoteDesignerService.CreateDesigner(IRemoteHostProject remoteProject, IRemoteHostSourceItem remoteItem, IRemoteHostTextEditor remoteEditor, IRemoteCancellationToken remoteToken) 
    at System.Runtime.Remoting.Messaging.StackBuilderSink._PrivateProcessMessage(IntPtr md, Object[] args, Object server, Object[]& outArgs) 
    at System.Runtime.Remoting.Messaging.StackBuilderSink.SyncProcessMessage(IMessage msg) 

Exception rethrown at [0]: 
    at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg) 
    at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.IRemoteDesignerService.CreateDesigner(IRemoteHostProject remoteProject, IRemoteHostSourceItem remoteItem, IRemoteHostTextEditor remoteEditor, IRemoteCancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.LocalDesignerService.CreateDesignerImpl(IRemoteDesignerService ds, IHostSourceItem item, IHostTextEditor editor, RemoteCancellationToken remoteCancelToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.LocalDesignerService.<>c__DisplayClass14_0.<Microsoft.VisualStudio.DesignTools.DesignerContract.IDesignerService.CreateDesigner>b__0(IRemoteDesignerService ds, RemoteCancellationToken remoteToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.LocalDesignerService.<>c__DisplayClass5_0`1.<MarshalOutWithCancellation>b__0(IRemoteDesignerService ds) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.ThreadMarshaler.<>c__DisplayClass27_0`1.<MarshalOut>b__0() 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.Call.InvokeWorker() 

System.ArgumentNullException 
Value cannot be null. 
Parameter name: type 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.WaitForCompletion(NestedCallContext nestedCallContext, BlockingCall call, WaitHandle timeoutSignal) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.MarshalOutSynchronous(Action action, Int32 targetApartmentId, WaitHandle aborted, WaitHandle timeoutSignal, CancellationToken cancelToken, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.STAMarshaler.MarshalOut(Action action, Int32 targetApartmentId, WaitHandle aborted, CancellationToken cancelToken, CallSynchronizationMode syncMode, WaitHandle timeoutSignal, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.ThreadMarshaler.MarshalOut[TValue](RemoteHandle`1 targetObject, Action action, CancellationToken cancelToken, CallSynchronizationMode syncMode, ApartmentState apartmentState, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.ThreadMarshaler.MarshalOut[TValue](RemoteHandle`1 targetObject, Action`1 action, CancellationToken cancelToken, CallSynchronizationMode syncMode, ApartmentState apartmentState, String methodName, String filePath, Int32 lineNumber) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.LocalDesignerService.MarshalOutWithCancellation[TResult](CancellationToken cancelToken, Func`3 func, ApartmentState apartmentState) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.Isolation.Remoting.LocalDesignerService.Microsoft.VisualStudio.DesignTools.DesignerContract.IDesignerService.CreateDesigner(IHostSourceItem item, IHostTextEditor editor, CancellationToken cancelToken) 
    at Microsoft.VisualStudio.DesignTools.DesignerContract.IsolatedDesignerService.IsolatedDesignerView.CreateDesignerViewInfo(CancellationToken cancelToken)