Fatal error: Uncaught Error: Class "Symfony\Component\Process\Exception\RuntimeException" not found in /home/projetwewv/www/licence00/monapp/vendor/symfony/process/Exception/ProcessFailedException.php:21 Stack trace: #0 {main} thrown in /home/projetwewv/www/licence00/monapp/vendor/symfony/process/Exception/ProcessFailedException.php on line 21