Fatal error: Uncaught Error: Class "SebastianBergmann\Comparator\ObjectComparator" not found in /home/alkhalaffamily/public_html/new_qasa/vendor/sebastian/comparator/src/DOMNodeComparator.php:18 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/new_qasa/vendor/sebastian/comparator/src/DOMNodeComparator.php on line 18