Fatal error: Uncaught Error: Trait "Illuminate\Validation\Concerns\ReplacesAttributes" not found in /home/guillaw/Avimmo/vendor/laravel/framework/src/Illuminate/Validation/Concerns/FormatsMessages.php:12 Stack trace: #0 {main} thrown in /home/guillaw/Avimmo/vendor/laravel/framework/src/Illuminate/Validation/Concerns/FormatsMessages.php on line 12