我在尝试加载 Visual Studio 2012 时遇到此错误,遇到异常。这可能是由扩展引起的,  C:\Users\~\AppData\Roaming\Microsoft\VisualStudio\11.0\ActivityLog.xml    并且在检查位置时提供了一个位置以获取更多信息,我有以下错误我显然不知道不明白:
 Microsoft.Internal.Assumes+InternalErrorException: Internal error occurred. 
Additional information: ''. at    System.ComponentModel.Composition.Hosting.ImportEngine.InPrerequisiteLoop() at 
System.ComponentModel.Composition.Hosting.ImportEngine.TrySatisfyImportsStateMachine(PartManager partManager, ComposablePart part) at 
System.ComponentModel.Composition.Hosting.ImportEngine.TrySatisfyImports(PartManager partManager, ComposablePart part, Boolean shouldTrackImports) at 
System.ComponentModel.Composition.Hosting.ImportEngine.SatisfyImports(ComposablePart part) at 
    System.ComponentModel.Composition.Hosting.CompositionServices.GetExportedValueFromComposedPart(ImportEngine engine, ComposablePart part, ExportDefinition definition) at 
System.ComponentModel.Composition.Hosting.CatalogExportProvider.GetExportedValue(CatalogPart part, ExportDefinition export, Boolean isSharedPart) at 
System.ComponentModel.Composition.Hosting.CatalogExportProvider.CatalogExport.GetExportedValueCore() at System.ComponentModel.Composition.Primitives.Export.get_Value() at 
System.ComponentModel.Composition.ExportServices.GetCastedExportedValue[T](Export export) at System.ComponentModel.Composition.ExportServices.<>c__DisplayClass4`2.<CreateStronglyTypedLazyOfTM>b__1() at System.Lazy`1.CreateValue() at 
System.Lazy`1.LazyInitValue() at System.Lazy`1.get_Value() at Microsoft.VisualStudio.Text.Utilities.GuardedOperations.InvokeMatchingFactories[TExtensionInstance,TExtensionFactory,TMetadataView](IEnumerable`1 lazyFactories, Func`2 getter,IContentType dataContentType, Object errorSource)
有没有人遇到过这个错误?