Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\laravel\tinker\src\TinkerServiceProvider.php:11 Stack trace: #0 {main} thrown in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\laravel\tinker\src\TinkerServiceProvider.php on line 11