Fatal error: Uncaught Error: Interface 'Symfony\Component\Process\Exception\ExceptionInterface' not found in /home/luxurytr/public_html/lt8/vendor/symfony/process/Exception/InvalidArgumentException.php:19 Stack trace: #0 {main} thrown in /home/luxurytr/public_html/lt8/vendor/symfony/process/Exception/InvalidArgumentException.php on line 19