diff --git a/app/common/controller/PostController.php b/app/common/controller/PostController.php
index 6bd1a91..2137096 100644
--- a/app/common/controller/PostController.php
+++ b/app/common/controller/PostController.php
@@ -264,7 +264,7 @@ class PostController extends BaseController
         if (isset($data['sku_id'])){
             $sku = Sku::where('id', $data['sku_id'])->first()->toArray();;
 
-            if($sku){
+            if($sku && !empty($sku['sku_id'])){
                 $sku['main_image_pull'] = $ossservice->generatePrivateUrl($sku['main_image']);
             }
 
@@ -274,7 +274,7 @@ class PostController extends BaseController
                     $sku['image_pull'][$key] = $ossservice->generatePrivateUrl($image);
                 }
             }
-            if (isset($sku['spec_json'])){
+            if (!empty($sku['spec_json'])){
                 $sku['spec'] = json_decode($sku['spec_json'], true);
                 foreach ($sku['spec'] as $key => $spec){
                     if($spec['attr_name'] == '产品卖点'){