Fatal error: Uncaught Error: Call to undefined function mysql_pconnect() in /system/database/drivers/mysql/mysql_driver.php:91 Stack trace: #0 /system/database/DB_driver.php(115): CI_DB_mysql_driver->db_pconnect() #1 /system/database/DB.php(148): CI_DB_driver->initialize() #2 /application/config/routes.php(45): DB() #3 /system/core/Router.php(138): include('/application/co...') #4 /system/core/CodeIgniter.php(173): CI_Router->_set_routing() #5 /index.php(201): require_once('/system/core/Co...') #6 {main} thrown in /system/database/drivers/mysql/mysql_driver.php on line 91