windows2003 IIS错误

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HTTP Error 404 - File or directory not found.

Internet Information Services (IIS)

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• Go to Microsoft Product Support Services and perform a title search for the words HTTP and 404.
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启用Asp支持 
Windows Server 2003 默认安装，是不安装 IIS 6 的，需要另外安装。安装完 IIS 6，还需要单独开启对于 ASP 的支持。 
第一步，启用Asp，进入：控制面板 -> 管理工具 ->IIS(Internet 服务器)- Web服务扩展 -> Active Server Pages -> 允许 
控制面板 -> 管理工具 ->IIS(Internet 服务器)- Web服务扩展 -> 在服务端的包含文件 -> 允许

ASP.net2.0与asp.net4.0都要启用。其实只要启用IIS中设置的asp.net版本对应的就OK了。