Fatal error: Uncaught Error: Interface 'Symfony\Component\Validator\Mapping\Loader\LoaderInterface' not found in C:\Apache24\htdocs\cwlms\vendor\symfony\doctrine-bridge\Validator\DoctrineLoader.php:31 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cwlms\vendor\symfony\doctrine-bridge\Validator\DoctrineLoader.php on line 31