Fatal error: Uncaught Error: Class "Symfony\Component\Serializer\Normalizer\AbstractObjectNormalizer" not found in /var/www/html/casavio-qa2.das24.it/httpdocs_old/laravel/vendor/symfony/serializer/Normalizer/PropertyNormalizer.php:39 Stack trace: #0 {main} thrown in /var/www/html/casavio-qa2.das24.it/httpdocs_old/laravel/vendor/symfony/serializer/Normalizer/PropertyNormalizer.php on line 39