Fatal error: Uncaught Error: Interface 'Illuminate\Contracts\Support\MessageProvider' not found in /Users/caiosilva/Sites/Laravel-test/vendor/laravel/framework/src/Illuminate/Contracts/Validation/Validator.php:7 Stack trace: #0 {main} thrown in /Users/caiosilva/Sites/Laravel-test/vendor/laravel/framework/src/Illuminate/Contracts/Validation/Validator.php on line 7