Fatal error: Uncaught Error: Class "SebastianBergmann\Comparator\ObjectComparator" not found in C:\Xampp\www\0050467\ims-mobile\vendor_\sebastian\comparator\src\DOMNodeComparator.php:18 Stack trace: #0 {main} thrown in C:\Xampp\www\0050467\ims-mobile\vendor_\sebastian\comparator\src\DOMNodeComparator.php on line 18