Fatal error: Uncaught Error: Class 'Symfony\Component\Process\Process' not found in /home/devypfrfhn/avancement.devyp.fr/vendor-old/symfony/process/PhpProcess.php:25 Stack trace: #0 {main} thrown in /home/devypfrfhn/avancement.devyp.fr/vendor-old/symfony/process/PhpProcess.php on line 25