Fatal error: Uncaught Error: Interface "EasySlugger\SluggerInterface" not found in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\javiereguiluz\easyslugger\src\Utf8Slugger.php:20 Stack trace: #0 {main} thrown in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\javiereguiluz\easyslugger\src\Utf8Slugger.php on line 20