diff --git a/src/main/java/com/ai/da/service/impl/PortfolioServiceImpl.java b/src/main/java/com/ai/da/service/impl/PortfolioServiceImpl.java
index a4cc86b0..b635ac16 100644
--- a/src/main/java/com/ai/da/service/impl/PortfolioServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/PortfolioServiceImpl.java
@@ -540,13 +540,15 @@ public class PortfolioServiceImpl extends ServiceImpl<PortfolioMapper, Portfolio
                 }
                 vo.setCollectionElementList(collectionElementList);
                 List<UserLikeSnapshot> userLikeList = projectSnapshot.getUserLikeList();
-                List<TDesignPythonOutfit> list = new ArrayList<>();
-                for (UserLikeSnapshot userLikeSnapshot : userLikeList) {
-                    TDesignPythonOutfit designPythonOutfit = userLikeSnapshot.getDesignPythonOutfit();
-                    designPythonOutfit.setDesignUrl(minioUtil.getPreSignedUrl(designPythonOutfit.getDesignUrl(), 24 * 60));
-                    list.add(designPythonOutfit);
+                if (userLikeList != null && !userLikeList.isEmpty()){
+                    List<TDesignPythonOutfit> list = new ArrayList<>();
+                    for (UserLikeSnapshot userLikeSnapshot : userLikeList) {
+                        TDesignPythonOutfit designPythonOutfit = userLikeSnapshot.getDesignPythonOutfit();
+                        designPythonOutfit.setDesignUrl(minioUtil.getPreSignedUrl(designPythonOutfit.getDesignUrl(), 24 * 60));
+                        list.add(designPythonOutfit);
+                    }
+                    vo.setDesignPythonOutfitList(list);
                 }
-                vo.setDesignPythonOutfitList(list);
             }
         }
         Canvas canvas = canvasMapper.selectById(vo.getCanvasId());