Warning: mysql_query() [function.mysql-query]: Access denied for user 'opencart'@'localhost' (using password: NO) in /home/opencart/public_html/demo/library/database/database.php on line 34

Warning: mysql_query() [function.mysql-query]: A link to the server could not be established in /home/opencart/public_html/demo/library/database/database.php on line 34
Error: Access denied for user 'opencart'@'localhost' (using password: NO)
Error No: 1045
select * from setting where type = 'catalog' or type = 'global'