PDOException: could not find driver in /var/www/html/lamp/contacts/ContactDB.php:20
Stack trace:
#0 /var/www/html/lamp/contacts/ContactDB.php(20): PDO->__construct('mysql:host=10.2...', 'democodegym_vn', 'flashing_8convo...')
#1 /var/www/html/lamp/contacts/ContactDB.php(28): ContactDB->connect()
#2 /var/www/html/lamp/contacts/list.php(6): ContactDB->getAll()
#3 {main}
Fatal error: Uncaught Error: Call to a member function query() on null in /var/www/html/lamp/contacts/ContactDB.php:29
Stack trace:
#0 /var/www/html/lamp/contacts/list.php(6): ContactDB->getAll()
#1 {main}
thrown in /var/www/html/lamp/contacts/ContactDB.php on line 29