Fatal error: Uncaught Error: Interface "SebastianBergmann\Diff\Output\DiffOutputBuilderInterface" not found in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\sebastian\diff\src\Output\StrictUnifiedDiffOutputBuilder.php:34 Stack trace: #0 {main} thrown in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\sebastian\diff\src\Output\StrictUnifiedDiffOutputBuilder.php on line 34