Fatal error: Uncaught Error: Interface 'Symfony\Component\Form\DataMapperInterface' not found in /home/tbadigital/eventos/vendor/symfony/form/Extension/Core/DataMapper/CheckboxListMapper.php:26 Stack trace: #0 {main} thrown in /home/tbadigital/eventos/vendor/symfony/form/Extension/Core/DataMapper/CheckboxListMapper.php on line 26