asp.net-mvc-4 – 未找到入口点异常

我已经安装了vs2012(11.0.50727.1)，
我用.NET 4.5解决方案打开了一个新的R_952_11845@VC4，
我创建一个简单的HomeController和我想要在本地启动它，我收到这个很奇怪的错误：
如何解决呢？这是什么错误，为什么会发生？

先谢谢你，任何你的帮助。

Server Error in '/' Application.
Entry point was not found.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.EntryPointNotFoundException: Entry point was not found.

source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and LOCATIOn of the exception can be identified using the exception stack trace below.

Stack Trace:


[EntryPointNotFoundException: Entry point was not found.]
   System.Web.Mvc.IDependencyResolver.Getservice(Type serviCETypE) +0
   System.Web.Mvc.DependencyResolverExtensions.Getservice(IDependencyResolver resolver) +56
   System.Web.Mvc.SingleserviceResolver`1.GetValueFromResolver() +44
   System.Lazy`1.CreateValue() +180
   System.Runtime.Exceptionservices.ExceptionDispatchInfo.Throw() +22
   System.Lazy`1.get_Value() +10749357
   System.Web.Mvc.SingleserviceResolver`1.get_Current() +15
   System.Web.Mvc.MvcRouteHandler.GetSessionStateBehavior(requestContext requestContext) +121
   System.Web.Mvc.MvcRouteHandler.GethttpHandler(requestContext requestContext) +33
   System.Web.Mvc.MvcRouteHandler.System.Web.RoutIng.IRouteHandler.GethttpHandler(requestContext requestContext) +10
   System.Web.RoutIng.UrlRoutIngModule.PostResolverequestCache(httpContextBase context) +9709656
   System.Web.RoutIng.UrlRoutIngModule.onApplicationPostResolverequestCache(Object sender,EventArgs E) +82
   System.Web.SyncEventEXECUTIONStep.System.Web.httpApplication.IEXECUTIONStep.Execute() +136
   System.Web.httpApplication.ExecuteStep(IEXECUTIONStep step,Boolean& completedSynchronously) +69


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.17929