Fatal error: Uncaught Error: Class "SebastianBergmann\Comparator\Comparator" not found in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\sebastian\comparator\src\ArrayComparator.php:26 Stack trace: #0 {main} thrown in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\sebastian\comparator\src\ArrayComparator.php on line 26