nginx FastCGIエラーPrimary script unknown解決策

 centos       nginx 1.4、php 5.4     nginx php-fpm ，  php  "File not found."，          ：



     :

2013/10/22 20:05:49 [error] 12691#0: *6 FastCGI sent in stderr: "Primary script unknown" while reading response header from upstream, client: 192.168.168.1, server: localhost, request: "GET / HTTP/1.1", upstream: "fastcgi://127.0.0.1:9000", host: "192.168.168.133"

 



      ：

 Nginx                  ， ：



     :

fastcgi_param  SCRIPT_FILENAME  /scripts$fastcgi_script_name;



       （$document_root）：



     :

fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;

 



  ：

$document_root        root       。 ：



     :

location / {

       root   /usr/local/nginx/html;

       index  index.php index.html index.htm;

       fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;

}

 



      $document_root    /usr/local/nginx/html    php      。