RouteConfig is not declared in VB.Net in ASP.Net

Hello,

I get this Parse error from the Global.asax 

RouteConfig is not declared

Line 12:         Sub Application_Start(sender As Object, e As EventArgs)
Line 13:             ' Fires when the application is started
Line 14:             RouteConfig.RegisterRoutes(RouteTable.Routes)
Line 15:             BundleConfig.RegisterBundles(BundleTable.Bundles)
Line 16:         End Sub

I searched a lot on google but no luck. I am using web application vb.net webforms.

Could yoou help me what the issue is here?

Thanks