Fatal error: Uncaught Error: Class 'SebastianBergmann\Comparator\ObjectComparator' not found in E:\xampp\htdocs\resize_image\vendor\sebastian\comparator\src\MockObjectComparator.php:17 Stack trace: #0 {main} thrown in E:\xampp\htdocs\resize_image\vendor\sebastian\comparator\src\MockObjectComparator.php on line 17