Fatal error: Uncaught Error: Trait "Illuminate\Support\Traits\Dumpable" not found in /home/guillaw/Avimmo/vendor/laravel/framework/src/Illuminate/Testing/Fluent/Concerns/Debugging.php:7 Stack trace: #0 {main} thrown in /home/guillaw/Avimmo/vendor/laravel/framework/src/Illuminate/Testing/Fluent/Concerns/Debugging.php on line 7