Fatal error: Uncaught Error: Class "SebastianBergmann\Comparator\Comparator" not found in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\sebastian\comparator\src\SplObjectStorageComparator.php:16 Stack trace: #0 {main} thrown in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\sebastian\comparator\src\SplObjectStorageComparator.php on line 16