Make sure to add Modules and Handlers in Web.Config file:
<modules runallmanagedmodulesforallrequests="true">
<add name="UrlRoutingModule" type="System.Web.Routing.UrlRoutingModule,<br mode=" hold=" /> System.Web, Version=4.0.0.0, Culture=neutral,<br mode=" />
</modules>
<handlers>
<add>
name="UrlRoutingHandler"
preCondition="integratedMode"
verb="*" path="UrlRouting.axd"
type="System.Web.HttpForbiddenHandler, System.Web,
Version=2.0.0.0, Culture=neutral,
PublicKeyToken=b03f5f7f11d50a3a"/>
</add></handlers>