Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DataCollector\DataCollector" not found in D:\xampp\htdocs\pimcore\my-project\vendor\symfony\framework-bundle\DataCollector\AbstractDataCollector.php:19 Stack trace: #0 {main} thrown in D:\xampp\htdocs\pimcore\my-project\vendor\symfony\framework-bundle\DataCollector\AbstractDataCollector.php on line 19