Fatal error: Uncaught Error: Interface 'Symfony\Component\Serializer\Encoder\EncoderInterface' not found in /home/soh-works/www/3good_old/vendor/api-platform/core/src/Serializer/JsonEncoder.php:28 Stack trace: #0 {main} thrown in /home/soh-works/www/3good_old/vendor/api-platform/core/src/Serializer/JsonEncoder.php on line 28