Fatal error: Uncaught Error: Class 'SebastianBergmann\Comparator\ObjectComparator' not found in C:\xampp\htdocs\enercard\vendor\sebastian\comparator\tests\_files\TestClassComparator.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\enercard\vendor\sebastian\comparator\tests\_files\TestClassComparator.php on line 13