应用程序中的服务器错误-The controller for path '/' was not found

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/”应用程序中的服务器错误-The controller for path '/' was not found or does not implement IController.

说明: 执行当前 Web 请求期间，出现未处理的异常。请检查堆栈跟踪信息，以了解有关该错误以及代码中导致错误的出处的详细信息。

异常详细信息: System.Web.HttpException: The controller for path '/' was not found or does not implement IController.

源错误:

执行当前 Web 请求期间生成了未处理的异常。可以使用下面的异常堆栈跟踪信息确定有关异常原因和发生位置的信息。

堆栈跟踪:

[HttpException (0x80004005): The controller for path '/' was not found or does not implement IController.]

System.Web.Mvc.DefaultControllerFactory.GetControllerInstance(RequestContext requestContext, Type controllerType) +260104

System.Web.Mvc.DefaultControllerFactory.CreateController(RequestContext requestContext, String controllerName) +68

System.Web.Mvc.MvcHandler.ProcessRequestInit(HttpContextBase httpContext, IController& controller, IControllerFactory& factory) +118

System.Web.Mvc.MvcHandler.ProcessRequest(HttpContextBase httpContext) +46

System.Web.Mvc.MvcHandler.ProcessRequest(HttpContext httpContext) +57

System.Web.Mvc.MvcHandler.System.Web.IHttpHandler.ProcessRequest(HttpContext httpContext) +7

System.Web.Mvc.MvcHttpHandler.VerifyAndProcessRequest(IHttpHandler httpHandler, HttpContextBase httpContext) +61

System.Web.Routing.UrlRoutingHandler.ProcessRequest(HttpContextBase httpContext) +111

System.Web.Routing.UrlRoutingHandler.ProcessRequest(HttpContext httpContext) +40

System.Web.Routing.UrlRoutingHandler.System.Web.IHttpHandler.ProcessRequest(HttpContext context) +7

Mvcb2b._Default.Page_Load(Object sender, EventArgs e) in Default.aspx.cs:19

System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14

System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35

System.Web.UI.Control.OnLoad(EventArgs e) +99

System.Web.UI.Control.LoadRecursive() +50

System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627

原因：后台-网站设置--默认模板填写错误，清空即可。

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