Fatal error: Uncaught Error: Class "Symfony\Component\DependencyInjection\Extension\AbstractExtension" not found in C:\xampp\htdocs\SuiteCRM-8.9.2\core\backend\DependecyInjection\Metadata\MetadataExtension.php:39 Stack trace: #0 {main} thrown in C:\xampp\htdocs\SuiteCRM-8.9.2\core\backend\DependecyInjection\Metadata\MetadataExtension.php on line 39