Fatal error: Uncaught Error: Interface "Doctrine\ORM\Cache\QueryCacheValidator" not found in D:\xampp\htdocs\pimcore\my-project\vendor\doctrine\orm\src\Cache\TimestampQueryCacheValidator.php:9 Stack trace: #0 {main} thrown in D:\xampp\htdocs\pimcore\my-project\vendor\doctrine\orm\src\Cache\TimestampQueryCacheValidator.php on line 9