2013 Visual Studio yükledim ve uygulamamı çalıştırdığımda aşağıdaki hatayı alıyorum.

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Ne?

    Server Error in '/' Application.

The object has not yet been initialized. Ensure that HttpConfiguration.EnsureInitialized() is called in the application's startup code after all other initialization code.

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.InvalidOperationException: The object has not yet been initialized. Ensure that HttpConfiguration.EnsureInitialized() is called in the application's startup code after all other initialization code.

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: 


[InvalidOperationException: The object has not yet been initialized. Ensure that HttpConfiguration.EnsureInitialized() is called in the application's startup code after all other initialization code.]
   System.Web.Http.Routing.RouteCollectionRoute.get_SubRoutes()  101
   System.Web.Http.Routing.RouteCollectionRoute.GetRouteData(String virtualPathRoot, HttpRequestMessage request)  63
   System.Web.Http.WebHost.Routing.HttpWebRoute.GetRouteData(HttpContextBase httpContext)  107
   System.Web.Routing.RouteCollection.GetRouteData(HttpContextBase httpContext)  233
   System.Web.Routing.UrlRoutingModule.PostResolveRequestCache(HttpContextBase context)  60
   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:4.0.30319.18408

Bu AlumCloud

@Gentaine cevabı bu şimdi işlemek için doğru yolu görmek için.

Global.Asax.cs Application_Start yöntemi sonuna eklemeyi deneyin:-

GlobalConfiguration.Configuration.EnsureInitialized();