Fatal error: Uncaught Error: Class "SebastianBergmann\Comparator\Comparator" not found in D:\xampp\htdocs\_test\ivvr-web-app\vendor\sebastian\comparator\src\ScalarComparator.php:24 Stack trace: #0 {main} thrown in D:\xampp\htdocs\_test\ivvr-web-app\vendor\sebastian\comparator\src\ScalarComparator.php on line 24