diff --git a/app/admin/controller/v1/Product.php b/app/admin/controller/v1/Product.php
index 472f3e2b..153c9eb0 100644
--- a/app/admin/controller/v1/Product.php
+++ b/app/admin/controller/v1/Product.php
@@ -450,7 +450,9 @@ class Product
             if (!$product_related->isEmpty()) {
                 $related = [];
                 foreach ($product_related as $item) {
-                    $related[$item['product_id']][] = $item->product->spu;
+                    if (!empty($item->product)) {
+                        $related[$item['product_id']][] = $item->product->spu;
+                    }
                 }
                 $products->each(function($product) use($related) {
                     if (empty($related[$product->id])) {