Fatal error: Uncaught Error: Class "Illuminate\Database\Eloquent\Relations\Relation" not found in C:\laragon\www\pos\vendor\laravel\framework\src\Illuminate\Database\Eloquent\Relations\HasManyThrough.php:14 Stack trace: #0 {main} thrown in C:\laragon\www\pos\vendor\laravel\framework\src\Illuminate\Database\Eloquent\Relations\HasManyThrough.php on line 14