Fatal error: Uncaught mysqli_sql_exception: Access denied for user 'partner'@'localhost' (using password: YES) in /var/www/html/CUSTOMERS/partner/includes/database.php:12 Stack trace: #0 /var/www/html/CUSTOMERS/partner/includes/database.php(12): mysqli_connect() #1 /var/www/html/CUSTOMERS/partner/includes/database.php(8): MySQLDatabase->open_connection() #2 /var/www/html/CUSTOMERS/partner/includes/database.php(70): MySQLDatabase->__construct() #3 /var/www/html/CUSTOMERS/partner/includes/init.php(36): require_once('...') #4 /var/www/html/CUSTOMERS/partner/login.php(6): require_once('...') #5 {main} thrown in /var/www/html/CUSTOMERS/partner/includes/database.php on line 12