Fatal error: Uncaught Error: Call to undefined function Symfony\Component\Serializer\Mapping\Factory\trigger_deprecation() in /var/www/html/immobilier-des-particuliers.fr/vendor/symfony/serializer/Mapping/Factory/CompiledClassMetadataFactory.php:19 Stack trace: #0 {main} thrown in /var/www/html/immobilier-des-particuliers.fr/vendor/symfony/serializer/Mapping/Factory/CompiledClassMetadataFactory.php on line 19