Fatal error: Uncaught Error: Interface 'App\Core\Web\Services\Contracts\IUserService' not found in /home/wwiwil/apps/iwill-laravel/app/Core/Web/Services/UserService.php:9 Stack trace: #0 {main} thrown in /home/wwiwil/apps/iwill-laravel/app/Core/Web/Services/UserService.php on line 9