Neos\Flow\Mvc\Controller\ActionController::handleTargetNotFoundError PHP Метод

    protected function handleTargetNotFoundError()
    {
        foreach (array_keys($this->request->getArguments()) as $argumentName) {
            /** @var TargetNotFoundError $targetNotFoundError */
            $targetNotFoundError = $this->arguments->getValidationResults()->forProperty($argumentName)->getFirstError(TargetNotFoundError::class);
            if ($targetNotFoundError !== false) {
                throw new TargetNotFoundException($targetNotFoundError->getMessage(), $targetNotFoundError->getCode());
            }
        }
    }