Fatal error: Uncaught Error: Class "SebastianBergmann\Comparator\ObjectComparator" not found in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\sebastian\comparator\src\DateTimeComparator.php:20 Stack trace: #0 {main} thrown in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\sebastian\comparator\src\DateTimeComparator.php on line 20