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