默认状态下， IIS7有些服务没有开启，所以在安装CuriseControl.Net的时候，不会自动安装web站点，必须在安装软件前手动启用相应的服务。
To resolve this, ensure you turn on ASP.NET Application Development Feature for IIS. Control Panel -> Program and Features -> Turn Windows Features On
or Off -> Internet Information Services -> World Wide Web
Services -> Application Development Features -> check ASP.NET