public function loadAppServer($id)
    {
        /** @var \OxidEsales\Eshop\Core\DataObject\ApplicationServer $appServer */
        $appServer = $this->appServerDao->findAppServer($id);
        if ($appServer === null) {
            /** @var \OxidEsales\Eshop\Core\Exception\NoResultException $exception */
            $exception = oxNew(\OxidEsales\Eshop\Core\Exception\NoResultException::class);
            throw $exception;
        }
        return $appServer;
    }