ubuntu12.04安装php5-fpm 出错connect() to unix:/var/run/php5-fpm.sock

在ubuntu12.04中安装配置LNMP时 出现在php5-fpm的错误

2013/04/26 04:01:05 [crit] 6119#0: *4 connect() to unix:/var/run/php5-fpm.sock failed (2: No such file or directory) while connecting to upstream, client: 159.53.110.141, server: 216.238.88.42, request: "GET / HTTP/1.1", upstream: "fastcgi://unix:/var/run/php5-fpm.sock:", host: "216.238.88.42:90902013/04