Fatal error: Uncaught Error: Class 'Symfony\Component\Process\Exception\RuntimeException' not found in /var/www/app/appregwebservice/vendor/symfony/process/Exception/ProcessTimedOutException.php:21 Stack trace: #0 {main} thrown in /var/www/app/appregwebservice/vendor/symfony/process/Exception/ProcessTimedOutException.php on line 21