A PHP Error was encountered

Severity: Notice

Message: Only variable references should be returned by reference

Filename: core/Common.php

Line Number: 257

Fatal error: Uncaught Error: Call to undefined function mysql_pconnect() in /www/wwwroot/www.ymfcgw.com/CISystem/database/drivers/mysql/mysql_driver.php:91 Stack trace: #0 /www/wwwroot/www.ymfcgw.com/CISystem/database/DB_driver.php(115): CI_DB_mysql_driver->db_pconnect() #1 /www/wwwroot/www.ymfcgw.com/CISystem/database/DB.php(148): CI_DB_driver->initialize() #2 /www/wwwroot/www.ymfcgw.com/CISystem/core/Loader.php(346): DB(Array, NULL) #3 /www/wwwroot/www.ymfcgw.com/CISystem/core/Loader.php(1171): CI_Loader->database() #4 /www/wwwroot/www.ymfcgw.com/CISystem/core/Loader.php(152): CI_Loader->_ci_autoloader() #5 /www/wwwroot/www.ymfcgw.com/CISystem/core/Controller.php(51): CI_Loader->initialize() #6 /www/wwwroot/www.ymfcgw.com/application/controllers/public/E_Public.php(16): CI_Controller->__construct() #7 /www/wwwroot/www.ymfcgw.com/application/controllers/public/home.php(7): E_Public->__construct() #8 /www/wwwroot/www.ymfcgw.com/CISystem/core/CodeIgniter.php(308): Home->__construct() #9 /www/wwwroot/www.ymfcgw.com/index.ph in /www/wwwroot/www.ymfcgw.com/CISystem/database/drivers/mysql/mysql_driver.php on line 91