Fatal error: Uncaught Error: Call to undefined function mysql_pconnect() in /home/bookmed/api.bookmed.com/db/db.php:15 Stack trace: #0 /home/bookmed/api.bookmed.com/db/db.php(24): Database->__construct() #1 /home/bookmed/api.bookmed.com/index.php(3): Database::getInstance() #2 {main} thrown in /home/bookmed/api.bookmed.com/db/db.php on line 15