Fatal error: Uncaught Error: Call to undefined method PricesDropController::productSort() in /usr/www/users/shopsk/shop2018/controllers/front/PricesDropController.php:45 Stack trace: #0 /usr/www/users/shopsk/shop2018/classes/controller/Controller.php(319): PricesDropControllerCore->initContent() #1 /usr/www/users/shopsk/shop2018/classes/Dispatcher.php(510): ControllerCore->run() #2 /usr/www/users/shopsk/shop2018/index.php(28): DispatcherCore->dispatch() #3 {main} thrown in /usr/www/users/shopsk/shop2018/controllers/front/PricesDropController.php on line 45