Fatal error: Uncaught Error: Interface 'Symfony\Component\Lock\Exception\ExceptionInterface' not found in /home/xlafr0/public_html/hr.xlafricagroup.com/src/vendor/symfony/lock/Exception/UnserializableKeyException.php:21 Stack trace: #0 {main} thrown in /home/xlafr0/public_html/hr.xlafricagroup.com/src/vendor/symfony/lock/Exception/UnserializableKeyException.php on line 21