Fatal error: Uncaught Error: Call to undefined function mysql_pconnect() in /zn2014/system/database/drivers/mysql/mysql_driver.php:91
Stack trace:
#0 /zn2014/system/database/DB_driver.php(115): CI_DB_mysql_driver->db_pconnect()
#1 /zn2014/system/database/DB.php(148): CI_DB_driver->initialize()
#2 /zn2014/system/core/Loader.php(346): DB(Array, NULL)
#3 /zn2014/system/libraries/Session.php(87): CI_Loader->database()
#4 /zn2014/system/core/Loader.php(1099): CI_Session->__construct()
#5 /zn2014/system/core/Loader.php(975): CI_Loader->_ci_init_class('session', '', NULL, NULL)
#6 /zn2014/system/core/Loader.php(216): CI_Loader->_ci_load_class('Session', NULL, NULL)
#7 /zn2014/system/core/Loader.php(1178): CI_Loader->library('session')
#8 /zn2014/system/core/Loader.php(152): CI_Loader->_ci_autoloader()
#9 /zn2014/system/core/Controller.php(51): CI_Loader->initialize()
#10 /zn2014/system/core/CodeIgniter.php(308): CI_Controller->__construct()
#11 /zn2014/index.php(204): require_once('/zn2014/system/...')
#12 {main}
thrown in /zn2014/system/database/drivers/mysql/mysql_driver.php on line 91