Creé una nueva aplicación con VS 2015 RC y la plantilla MVC y sin modificar ninguna línea de código tengo este error:

Method not found: '!!0[] System.Array.Empty()'.
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.MissingMethodException: Method not found: '!!0[] System.Array.Empty()'.

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:


[MissingMethodException: Method not found: '!!0[] System.Array.Empty()'.]
   SAASApp.BundleConfig.RegisterBundles(BundleCollection bundles) in C:\Proyectos\SAASApp\SAASApp\App_Start\BundleConfig.cs:29
   SAASApp.MvcApplication.Application_Start() in C:\Proyectos\SAASApp\SAASApp\Global.asax.cs:18

[HttpException (0x80004005): Method not found: '!!0[] System.Array.Empty()'.]
   System.Web.HttpApplicationFactory.EnsureAppStartCalledForIntegratedMode(HttpContext context, HttpApplication app) +483
   System.Web.HttpApplication.RegisterEventSubscriptionsWithIIS(IntPtr appContext, HttpContext context, MethodInfo[] handlers) +118
   System.Web.HttpApplication.InitSpecial(HttpApplicationState state, MethodInfo[] handlers, IntPtr appContext, HttpContext context) +176
   System.Web.HttpApplicationFactory.GetSpecialApplicationInstance(IntPtr appContext, HttpContext context) +350
   System.Web.Hosting.PipelineRuntime.InitializeApplication(IntPtr appContext) +305

[HttpException (0x80004005): Method not found: '!!0[] System.Array.Empty()'.]
   System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +661
   System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +96
   System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +189

La primera vez me pasa, así que estoy atrapado en este momento