Warning: Unsupported declare 'strict_types' in /var/www/html/push-notification-service-v2/vendor/sebastian/object-reflector/src/InvalidArgumentException.php on line 11

Fatal error: Interface 'SebastianBergmann\ObjectReflector\Exception' not found in /var/www/html/push-notification-service-v2/vendor/sebastian/object-reflector/src/InvalidArgumentException.php on line 16