Fatal error: Uncaught Error: Undefined constant "mode" in /home/m9d/www/m9d/class_inquiry.php:233 Stack trace: #0 /home/m9d/www/m9d/inquiry.php(18): CONTROLLER->C_CONTROLLER_1() #1 {main} thrown in /home/m9d/www/m9d/class_inquiry.php on line 233