1）#2002 - 服务器没有响应 (or the local MySQL server's socket is not correctly configured)
配置文件config.inc.php
将host值改为localhost或者127.0.0.1或者是真实IP,如192.168.1.xxx
将socket的值写成具体路径的sock,如/tmp/mysql.sock
2）MySQL said:#1045 - Access denied for user 'root'@'192.168.1.xxx' (using password: NO)
说明password不正确