An unhandled error occured

Call to undefined function get_magic_quotes_runtime()

Stack trace
#0 /home/isouxorg/domains/isoux.org/public_html/main/base/SMController.class.php(80): SMController->disableMagicQuotes()
#1 /home/isouxorg/domains/isoux.org/public_html/main/index.php(26): SMController->__construct()
#2 {main}