Fatal error: Uncaught Error: Class 'app\modules\chat_bot\controllers\MainController' not found in /var/www/uchetprosto.usa-ak.com/up/modules/chat_bot/controllers/ActionController.php:11 Stack trace: #0 {main} thrown in /var/www/uchetprosto.usa-ak.com/up/modules/chat_bot/controllers/ActionController.php on line 11