diff --git a/app/Http/Controllers/Admin/ParkingSpaceCatMapController.php b/app/Http/Controllers/Admin/ParkingSpaceCatMapController.php
index 8eaaf7a..d1f3d5f 100644
--- a/app/Http/Controllers/Admin/ParkingSpaceCatMapController.php
+++ b/app/Http/Controllers/Admin/ParkingSpaceCatMapController.php
@@ -178,9 +178,9 @@ class ParkingSpaceCatMapController extends BaseController
                 );
                 $item['has_ar'] = !empty($license_plate_id);
                 $item['attr_icon'] = get_image_url(
-                    $ParkingAttr['import_diagram']
+                    $ParkingAttr['import_diagram'] ?? ''
                 );
-                $item['attr_name'] = $ParkingAttr['attributes'];
+                $item['attr_name'] = $ParkingAttr['attributes'] ?? '';
 
                 $ParkingType = ParkingSpaceType::query()->find($space_type_id)
                     ?? [