public function redirect_error($num)
 {
     $this->app->setError(true);
     $file = '../../Applications/Erreurs/' . $num . '.php';
     $this->page = new Page($this->app());
     if (file_exists($file)) {
         $this->page->setContentFile($file);
         $this->send();
     } else {
         throw new \Exception(ErrorMessage::httpResponse(0, $file));
     }
 }