Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[28000] [1045] Access denied for user 'ODBC'@'localhost' (using password: YES)' in C:\wamp\www\tutorial2\_db_mysql.php:9 Stack trace: #0 C:\wamp\www\tutorial2\_db_mysql.php(9): PDO->__construct('mysql:host=loca...', '', 'root') #1 C:\wamp\www\tutorial2\backend_rooms.php(2): require_once('C:\wamp\www\tut...') #2 {main} thrown in C:\wamp\www\tutorial2\_db_mysql.php on line 9