Fatal error: Uncaught Error: Class "Symfony\Component\Translation\Catalogue\AbstractOperation" not found in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\symfony\translation\Catalogue\MergeOperation.php:25 Stack trace: #0 {main} thrown in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\symfony\translation\Catalogue\MergeOperation.php on line 25