asp.net-mvc-3 – 命名空间’Sitecore’中不存在“内核”

c:WindowsMicrosoft.NETFramework64v4.0.30319Temporary ASP.NET Filesroot95ad0ba420f230f7App_Web__sitecorelayout.cshtml.5d96958d.682ppzj_.0.cs(24): error CS0234: The type or namespace name 'Kernel' does not exist in the namespace 'Sitecore' (are you missing an assembly reference?)

System.Web.HttpCompileException (0x80004005): c:WindowsMicrosoft.NETFramework64v4.0.30319Temporary ASP.NET Filesroot95ad0ba420f230f7App_Web__sitecorelayout.cshtml.5d96958d.682ppzj_.0.cs(24): error CS0234: The type or namespace name 'Kernel' does not exist in the namespace 'Sitecore' (are you missing an assembly reference?)
at System.Web.Compilation.AssemblyBuilder.Compile()
at System.Web.Compilation.BuildProvidersCompiler.PerformBuild()
at System.Web.Compilation.BuildManager.CompileWebFile(VirtualPath virtualPath)
at System.Web.Compilation.BuildManager.GetVPathBuildResultInternal(VirtualPath virtualPath,Boolean noBuild,Boolean allowCrossApp,Boolean allowBuildInPrecompile,Boolean throwIfNotFound,Boolean ensureIsUpToDate)
at System.Web.Compilation.BuildManager.GetVPathBuildResultWithNoAssert(HttpContext context,VirtualPath virtualPath,Boolean ensureIsUpToDate)
at System.Web.Compilation.BuildManager.GetVirtualPathObjectFactory(VirtualPath virtualPath,HttpContext context,Boolean throwIfNotFound)
at System.Web.Mvc.BuildManagerWrapper.System.Web.Mvc.IBuildManager.FileExists(String virtualPath)
at System.Web.Mvc.VirtualPathProviderViewEngine.GetPathFromSpecificName(ControllerContext controllerContext,String name,String cacheKey,String[]& searchedLocations)
at System.Web.Mvc.VirtualPathProviderViewEngine.GetPath(ControllerContext controllerContext,String[] locations,String[] areaLocations,String locationsPropertyName,String controllerName,String cacheKeyPrefix,Boolean useCache,String[]& searchedLocations)
at System.Web.Mvc.VirtualPathProviderViewEngine.FindPartialView(ControllerContext controllerContext,String partialViewName,Boolean useCache)
at System.Web.Mvc.ViewEngineCollection.Find(Func`2 lookup,Boolean trackSearchedPaths)
at System.Web.Mvc.HtmlHelper.FindPartialView(ViewContext viewContext,ViewEngineCollection viewEngineCollection)
at System.Web.Mvc.HtmlHelper.RenderPartialInternal(String partialViewName,ViewDataDictionary viewData,Object model,TextWriter writer,ViewEngineCollection viewEngineCollection)
at System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper,ViewDataDictionary viewData)
at Sitecore.Mvc.Presentation.ViewRenderer.Render(TextWriter writer)
at Sitecore.Mvc.Pipelines.Response.RenderRendering.ExecuteRenderer.Render(Renderer renderer,RenderRenderingArgs args)
at Sitecore.Mvc.Pipelines.Response.RenderRendering.ExecuteRenderer.Process(RenderRenderingArgs args)
at (Object,Object[] )
at Sitecore.Pipelines.CorePipeline.Run(PipelineArgs args)
at Sitecore.Mvc.Pipelines.PipelineService.RunPipeline[TArgs](String pipelineName,TArgs args)
at Sitecore.Mvc.Presentation.RenderingView.Render(ViewContext viewContext,TextWriter writer)
at System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context)
at System.Web.Mvc.ControllerActionInvoker.<>c__DisplayClass1c.b__19()
at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilter(IResultFilter filter,ResultExecutingContext preContext,Func`1 continuation)
at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilter(IResultFilter filter,Func`1 continuation)
at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext,IList`1 filters,ActionResult actionResult)
at System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext,String actionName)

事情被设置为IIS中的构建和应用程序池的4框架.我不知所措.这种情况发生在同一场景中的任何人身上吗？