Fatal error: Uncaught Error: Class "SebastianBergmann\Comparator\ObjectComparator" not found in /var/www/html/usophy/vendor/sebastian/comparator/src/DOMNodeComparator.php:21
Stack trace:
#0 {main}
thrown in /var/www/html/usophy/vendor/sebastian/comparator/src/DOMNodeComparator.php on line 21