Warning: mysql_pconnect() [function.mysql-pconnect]: Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2) in /usr/local/www/apache22/data/mkuc/Connections/connect_db.php on line 19

Fatal error: Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2) in /usr/local/www/apache22/data/mkuc/Connections/connect_db.php on line 19