Fatal error: Uncaught Error: Class "Symfony\Component\Cache\Adapter\AbstractAdapter" not found in D:\xampp\htdocs\pimcore\my-project\vendor\symfony\cache\Adapter\PhpFilesAdapter.php:26 Stack trace: #0 {main} thrown in D:\xampp\htdocs\pimcore\my-project\vendor\symfony\cache\Adapter\PhpFilesAdapter.php on line 26