Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /home/tanthan2/domains/tanthanhloi.com/public_html/admin/include/DB_connect.php:11 Stack trace: #0 /home/tanthan2/domains/tanthanhloi.com/public_html/include/DB_functions.php(8): DB_Connect->connect() #1 /home/tanthan2/domains/tanthanhloi.com/public_html/product.php(3): DB_Functions->__construct() #2 {main} thrown in /home/tanthan2/domains/tanthanhloi.com/public_html/admin/include/DB_connect.php on line 11