StackTrace:
bei System.ModuleHandle.ResolveType(Int32 typeToken, RuntimeTypeHandle* typeInstArgs, Int32 typeInstCount, RuntimeTypeHandle* methodInstArgs, Int32 methodInstCount)
bei System.ModuleHandle.ResolveTypeHandle(Int32 typeToken, RuntimeTypeHandle[] typeInstantiationContext, RuntimeTypeHandle[] methodInstantiationContext)
bei System.Reflection.Module.ResolveType(Int32 metadataToken, Type[] genericTypeArguments, Type[] genericMethodArguments)
bei System.Reflection.CustomAttribute.FilterCustomAttributeRecord(CustomAttributeRecord caRecord, MetadataImport scope, Assembly& lastAptcaOkAssembly, Module decoratedModule, MetadataToken decoratedToken, RuntimeType attributeFilterType, Boolean mustBeInheritable, Object[] attributes, IList derivedAttributes, RuntimeType& attributeType, RuntimeMethodHandle& ctor, Boolean& ctorHasParameters, Boolean& isVarArg)
bei System.Reflection.CustomAttribute.GetCustomAttributes(Module decoratedModule, Int32 decoratedMetadataToken, Int32 pcaCount, RuntimeType attributeFilterType, Boolean mustBeInheritable, IList derivedAttributes)
bei System.Reflection.CustomAttribute.GetCustomAttributes(RuntimeType type, RuntimeType caType, Boolean inherit)
bei System.RuntimeType.GetCustomAttributes(Type attributeType, Boolean inherit)
bei System.ComponentModel.TypeDescriptor.CheckDefaultProvider(Type type)
bei System.ComponentModel.TypeDescriptor.NodeFor(Type type, Boolean createDelegator)
bei System.ComponentModel.TypeDescriptor.GetReflectionType(Type type)
bei MS.Internal.ComponentModel.DependencyObjectPropertyDescriptor.GetAttachedPropertyMethod(DependencyProperty dp)
bei MS.Internal.ComponentModel.DependencyPropertyKind.get_IsAttached()
bei MS.Internal.ComponentModel.APCustomTypeDescriptor.GetProperties(Attribute[] attributes)
bei MS.Internal.ComponentModel.APCustomTypeDescriptor.GetProperties()
bei System.ComponentModel.TypeDescriptor.TypeDescriptionNode.DefaultExtendedTypeDescriptor.System.ComponentModel.ICustomTypeDescriptor.GetProperties()
bei System.ComponentModel.TypeDescriptor.GetPropertiesImpl(Object component, Attribute[] attributes, Boolean noCustomTypeDesc, Boolean noAttributes)
bei System.ComponentModel.TypeDescriptor.GetProperties(Object component)
bei System.Windows.Markup.Primitives.ElementMarkupObject.<GetProperties>d__0.MoveNext()
bei System.Windows.Markup.Primitives.MarkupWriter.RecordNamespaces(Scope scope, MarkupObject item, IValueSerializerContext context, Boolean lastWasString)
bei System.Windows.Markup.Primitives.MarkupWriter.RecordNamespaces(Scope scope, MarkupObject item, IValueSerializerContext context, Boolean lastWasString)
bei System.Windows.Markup.Primitives.MarkupWriter.RecordNamespaces(Scope scope, MarkupObject item, IValueSerializerContext context, Boolean lastWasString)
bei System.Windows.Markup.Primitives.MarkupWriter.WriteItem(MarkupObject item)
bei System.Windows.Markup.Primitives.MarkupWriter.SaveAsXml(XmlWriter writer, MarkupObject item)
bei System.Windows.Markup.Primitives.MarkupWriter.SaveAsXml(XmlWriter writer, Object instance)
bei System.Windows.Markup.XamlWriter.Save(Object obj, XmlWriter xmlWriter)
bei ActiproSoftware.Windows.Serialization.XamlSerializer.SaveToXmlWriter(XmlWriter writer, Object value)
bei ActiproSoftware.Windows.Serialization.XamlSerializer.SaveToString(Object value)
bei ActiproSoftware.Windows.Controls.Ribbon.Customization.RibbonControlPathList.a()
bei ActiproSoftware.Windows.Controls.Ribbon.Ribbon.SerializeQuickAccessToolBarItems()
bei MyCompany.MyApp.Cockpit.MainWindow.OnClosing(CancelEventArgs e) in C:\Users\user\Desktop\MyApp\MyCompany.MyApp.Cockpit\MainWindow.xaml.cs:Zeile 94.
bei System.Windows.Window.WmClose()