Fatal error: Uncaught Error: Class 'SebastianBergmann\Comparator\ObjectComparator' not found in C:\Apache24\htdocs\lmnapi\vendor\sebastian\comparator\src\DOMNodeComparator.php:19 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\lmnapi\vendor\sebastian\comparator\src\DOMNodeComparator.php on line 19