Fatal error: Uncaught Error: Class "Symfony\Component\Config\Definition\ArrayNode" not found in C:\laragon\www\siesicis\ovh-sms\vendor\symfony\config\Tests\Fixtures\BarNode.php:16 Stack trace: #0 {main} thrown in C:\laragon\www\siesicis\ovh-sms\vendor\symfony\config\Tests\Fixtures\BarNode.php on line 16