Fatal error: Uncaught Error: Interface 'Symfony\Component\Validator\Mapping\Factory\MetadataFactoryInterface' not found in C:\SistemasPHP\observatorio4\vendor\symfony\validator\Validator\ValidatorInterface.php:25 Stack trace: #0 {main} thrown in C:\SistemasPHP\observatorio4\vendor\symfony\validator\Validator\ValidatorInterface.php on line 25