Fatal error: Uncaught Error: Class "Illuminate\Database\Eloquent\Relations\Relation" not found in /opt/lampp/htdocs/myhospitalnow/mhn-admin-ms/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Relations/BelongsTo.php:12 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/mhn-admin-ms/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Relations/BelongsTo.php on line 12