sku

app/Endpoint/Api/Http/Controllers/Product/ProductSkuController.php

@@ -92,7 +92,7 @@ class ProductSkuController extends Controller
 
                     $key = implode('_', $jSpecs);
                     $mapSku = $mapSkus->get($key);
-
+                    if ($mapSku) {
                         $spuSpecItems[] = [
                             'name' => $value['name'],
                             'selected' => $sku->is($mapSku),
@@ -101,6 +101,8 @@ class ProductSkuController extends Controller
                         ];
                     }
 
+                }
+
                 $spuSpecs[] = [
                     'name' => $spec->name,
                     'items' => $spuSpecItems,