安装PHP后遇到的问题，
FastCGI Error
The FastCGI Handler was unable to process the request.
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Error Details:

Error Number: 5 (0x80070005).
Error Description: ¾Ü¾ø·ÃÎÊ¡£
HTTP Error 500 - Server Error.
Internet Information Services (IIS)

解决办法：给users对php目录读取和运行的权限。