Fatal error: Uncaught Error: Class 'Symfony\Component\Serializer\Context\Normalizer\AbstractObjectNormalizerContextBuilder' not found in /home/discovergreece/public_html/vendor/symfony/serializer/Context/Normalizer/GetSetMethodNormalizerContextBuilder.php:19 Stack trace: #0 {main} thrown in /home/discovergreece/public_html/vendor/symfony/serializer/Context/Normalizer/GetSetMethodNormalizerContextBuilder.php on line 19