Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Support\Arrayable" not found in C:\xampp\htdocs\adminlte3\vendor\laravel\framework\src\Illuminate\Collections\Enumerable.php:20 Stack trace: #0 {main} thrown in C:\xampp\htdocs\adminlte3\vendor\laravel\framework\src\Illuminate\Collections\Enumerable.php on line 20