Fatal error: Uncaught Error: Class 'Illuminate\Database\Eloquent\Model' not found in C:\xampp\htdocs\admin\vendor\spatie\laravel-permission\src\Models\Role.php:15 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\spatie\laravel-permission\src\Models\Role.php on line 15