diff --git a/src/main/java/com/ai/da/controller/LibraryController.java b/src/main/java/com/ai/da/controller/LibraryController.java
index 2c38937d..6d7cdee5 100644
--- a/src/main/java/com/ai/da/controller/LibraryController.java
+++ b/src/main/java/com/ai/da/controller/LibraryController.java
@@ -90,7 +90,11 @@ public class LibraryController {
         }
         String md5 = MD5Utils.encryptFile(file);
         if (checkMd5 == null || checkMd5 == 1) {
-            libraryService.checkMd5(level1Type, level2Type, sex, md5);
+            if (!libraryService.checkMd5(level1Type, level2Type, sex, md5)) {
+                LibraryUpdateVo libraryUpdateVo = new LibraryUpdateVo();
+                libraryUpdateVo.setCheckMd5(Boolean.FALSE);
+                return Response.success(libraryUpdateVo);
+            }
         }
         return Response.success(libraryService.upload(new LibraryUploadDTO(file, level1Type,level2Type,
                 timeZone, md5,high,width,modelType,sex)));
diff --git a/src/main/java/com/ai/da/model/vo/LibraryUpdateVo.java b/src/main/java/com/ai/da/model/vo/LibraryUpdateVo.java
index 3b104be4..f83556e1 100644
--- a/src/main/java/com/ai/da/model/vo/LibraryUpdateVo.java
+++ b/src/main/java/com/ai/da/model/vo/LibraryUpdateVo.java
@@ -43,5 +43,8 @@ public class LibraryUpdateVo implements Serializable {
 
     @ApiModelProperty("存放地址")
     private String minIOPath;
+
+    @ApiModelProperty("校验md5")
+    private Boolean checkMd5;
    
 }
diff --git a/src/main/java/com/ai/da/service/LibraryService.java b/src/main/java/com/ai/da/service/LibraryService.java
index be8182a7..5536fa30 100644
--- a/src/main/java/com/ai/da/service/LibraryService.java
+++ b/src/main/java/com/ai/da/service/LibraryService.java
@@ -72,5 +72,5 @@ public interface LibraryService extends IService<Library> {
 
     String processMannequins(String uploadPath);
 
-    void checkMd5(String level1Type, String level2Type, String sex, String md5);
+    Boolean checkMd5(String level1Type, String level2Type, String sex, String md5);
 }
diff --git a/src/main/java/com/ai/da/service/impl/LibraryServiceImpl.java b/src/main/java/com/ai/da/service/impl/LibraryServiceImpl.java
index dc2f9234..20268383 100644
--- a/src/main/java/com/ai/da/service/impl/LibraryServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/LibraryServiceImpl.java
@@ -258,7 +258,7 @@ public class LibraryServiceImpl extends ServiceImpl<LibraryMapper, Library> impl
     }
 
     @Override
-    public void checkMd5(String level1Type, String level2Type, String sex, String md5) {
+    public Boolean checkMd5(String level1Type, String level2Type, String sex, String md5) {
         AuthPrincipalVo userInfo = UserContext.getUserHolder();
         QueryWrapper<Library> qw = new QueryWrapper<>();
         qw.lambda().eq(Library::getAccountId, userInfo.getId());
@@ -274,7 +274,10 @@ public class LibraryServiceImpl extends ServiceImpl<LibraryMapper, Library> impl
         qw.lambda().eq(Library::getMd5, md5);
         List<Library> libraryList = libraryMapper.selectList(qw);
         if (!CollectionUtils.isEmpty(libraryList)) {
-            throw new BusinessException("Your library already contains the images you uploaded, Are you sure to upload them");
+//            throw new BusinessException("Your library already contains the images you uploaded, Are you sure to upload them");
+            return Boolean.FALSE;
+        }else {
+            return Boolean.TRUE;
         }
     }