Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Support\Jsonable" not found in /home/deborapsol/laravel/vendor/laravel/framework/src/Illuminate/Support/MessageBag.php:11 Stack trace: #0 {main} thrown in /home/deborapsol/laravel/vendor/laravel/framework/src/Illuminate/Support/MessageBag.php on line 11