Phalcon\Mvc\Dispatcher\Exception: StaticController handler class cannot be loaded

<?php
 
use Phalcon\Mvc\Application;
 
define('DS', DIRECTORY_SEPARATOR);
define('APP_PATH', realpath('..'));
define('PUBLIC_PATH', APP_PATH.DS.'public');
 
error_reporting(E_ALL);
 
$debug = new \Phalcon\Debug();
$debug->listen();
 
//try {
 
  /**
   * Include services
   */
  require APP_PATH . '/config/services.php';
 
  /**
   * Handle the request
   */
  $application = new Application();
 
  /**
   * Assign the DI
   */
  $application->setDI($di);
 
  /**
   * Include modules
   */
  require __DIR__ . '/../config/modules.php';
 
  echo $application->handle()->getContent();
 
//} catch (\Exception $e) {
//  echo $e->getMessage();
//}