Probleme de connection au site internet. (informations bdd)

Warning: mysql_query() [function.mysql-query]: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) in /home/jipex/www/listing.php on line 46

Warning: mysql_query() [function.mysql-query]: A link to the server could not be established in /home/jipex/www/listing.php on line 46

Warning: mysql_fetch_object(): supplied argument is not a valid MySQL result resource in /home/jipex/www/listing.php on line 47