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 76e6e582..23a618a3 100644
--- a/src/main/java/com/ai/da/service/impl/PortfolioServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/PortfolioServiceImpl.java
@@ -684,8 +684,10 @@ public class PortfolioServiceImpl extends ServiceImpl<PortfolioMapper, Portfolio
                     designPythonOutfit.setDesignId(null);
                     designPythonOutfit.setDesignItemId(-1L);
                     designPythonOutfit.setCollectionId(null);
+                    designPythonOutfit.setCreateDate(LocalDateTime.now());
 
                     designPythonOutfit.setId(null);
+                    // 这里插入的accountId是原作者的（二创），是否需要修改？
                     designPythonOutfitMapper.insert(designPythonOutfit);
                     Long designOutfitIdNew = designPythonOutfit.getId();
                     userLike.setDesignOutfitId(designOutfitIdNew);
@@ -698,6 +700,7 @@ public class PortfolioServiceImpl extends ServiceImpl<PortfolioMapper, Portfolio
                             tDesignPythonOutfitDetail.setId(null);
                             tDesignPythonOutfitDetail.setDesignId(null);
                             tDesignPythonOutfitDetail.setDesignPythonOutfitId(designOutfitIdNew);
+                            tDesignPythonOutfitDetail.setCreateDate(LocalDateTime.now());
                             designPythonOutfitDetailMapper.insert(tDesignPythonOutfitDetail);
                         }
                     }
diff --git a/src/main/java/com/ai/da/service/impl/UserLikeGroupServiceImpl.java b/src/main/java/com/ai/da/service/impl/UserLikeGroupServiceImpl.java
index d7bbee87..05a42a5c 100644
--- a/src/main/java/com/ai/da/service/impl/UserLikeGroupServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/UserLikeGroupServiceImpl.java
@@ -1775,7 +1775,9 @@ public class UserLikeGroupServiceImpl extends ServiceImpl<UserLikeGroupMapper, U
         IPage<ProjectVO> convert = page.convert((Function<Project, ProjectVO>) project -> {
             if (project != null) {
                 ProjectVO projectVO = CopyUtil.copyObject(project, ProjectVO.class);
-                projectVO.setUpdateDate(project.getUpdateTime().atZone(ZoneId.systemDefault()).toInstant().toEpochMilli());
+                // 用于排序的时间
+                LocalDateTime orderTime = Objects.isNull(project.getUpdateTime()) ? project.getCreateTime() : project.getUpdateTime();
+                projectVO.setUpdateDate(orderTime.atZone(ZoneId.systemDefault()).toInstant().toEpochMilli());
 
                 QueryWrapper<UserLikeGroup> userLikeGroupQueryWrapper1 = new QueryWrapper<>();
                 userLikeGroupQueryWrapper1.lambda().eq(UserLikeGroup::getProjectId, projectVO.getId());