MVC 4 Web Api IIS7.5 HTTP web config issues

<system.webServer>

    <validation validateIntegratedModeConfiguration="false" />
    <modules runAllManagedModulesForAllRequests="true" />
        
            <remove name="ExtensionlessUrlHandler-Integrated-4.0" />
            <add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="*" type="System.Web.Handlers.TransferRequestHandler" resourceType="Unspecified" requireAccess="Script" preCondition="integratedMode,runtimeVersionv4.0" />
        </handlers>
</system.webServer>

ref : http://stackoverflow.com/questions/9703090/mvc-4-web-api-iis7-5-http-404-page-not-found

I was struggling with this as well. Fortunately, Steve Michelotti documented a solution that worked for me here.

At the end of the day, I enabled all verbs (verb="*") to the ExtensionlessUrlHandler-Integrated-4.0 handler in my web config.