Fatal error: Uncaught Error: Class 'SebastianBergmann\Comparator\ObjectComparator' not found in E:\xampp\htdocs\vendor\sebastian\comparator\src\DateTimeComparator.php:15 Stack trace: #0 {main} thrown in E:\xampp\htdocs\vendor\sebastian\comparator\src\DateTimeComparator.php on line 15