Warning: mysql_pconnect() [function.mysql-pconnect]: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) in /var/www/cyd/Connections/cyd.php on line 33

Fatal error: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) in /var/www/cyd/Connections/cyd.php on line 33