diff --git a/backend/artifacts/methods/mcp_methods.py b/backend/artifacts/methods/mcp_methods.py
index ca28dbc4859184a1356eea60b4c062a0ddccc69d..600d5b067c42ed0cb1a0676cfeeeec1e2febb33e 100644
--- a/backend/artifacts/methods/mcp_methods.py
+++ b/backend/artifacts/methods/mcp_methods.py
@@ -39,18 +39,23 @@ class MCPMethods:
     @staticmethod
     def sync_mcps() -> Dict[str, Any]:
         """同步MCP服务信息"""
-        try:           
+        try:
             mcp_data, message = MCPMethods._read_mcp_info()
             if mcp_data is None:
+                # 读取失败时清空数据库
+                clear_table(MCPServer._meta.db_table)
                 return {'is_success': False, 'message': message}
-
+            
+            # MCP解析过程可能耗时，因此数据库清理在MCP解析之后，避免出现较长空窗期
             clear_table(MCPServer._meta.db_table)
             
             if mcp_data:
+                # 数据序列化并验证
                 serializer = MCPBulkCreateSerializer(data=mcp_data, many=True)
                 if not serializer.is_valid():
                     return {'is_success': False, 'message': serializer.errors}
                 
+                # 写入新数据
                 mcps = serializer.save()
                 msg = f"Successfully synced {len(mcps)} MCP packages"
             else:
@@ -60,6 +65,8 @@ class MCPMethods:
             
         except Exception as e:
             logger.error(f"Sync MCP failed: {str(e)}")
+            # 发生异常时清空数据库
+            clear_table(MCPServer._meta.db_table)
             return {'is_success': False, 'message': f'Sync failed: {str(e)}'}
 
     @staticmethod
diff --git a/backend/artifacts/methods/plugin_methods.py b/backend/artifacts/methods/plugin_methods.py
index 6c546f37f3c410a571c519f34c04498f5c905783..0685c649eebbe53b6026f254428460854ecd40a3 100644
--- a/backend/artifacts/methods/plugin_methods.py
+++ b/backend/artifacts/methods/plugin_methods.py
@@ -48,22 +48,38 @@ class PluginMethods:
     @staticmethod
     def sync_plugins():
         """同步插件信息到数据库"""
-        update_result, msg = PluginMethods._update_plugin_info()
-        if not update_result:
-            return {'is_success': False, 'message': msg}
-        plugin_data, msg = PluginMethods._read_plugin_info()
-        if not plugin_data:
-            return {'is_success': False, 'message': msg}
+        try:
+            update_result, msg = PluginMethods._update_plugin_info()
+            if not update_result:
+                # 更新失败时清空数据库
+                clear_table(OEDPPlugin._meta.db_table)
+                return {'is_success': False, 'message': msg}
+            
+            plugin_data, msg = PluginMethods._read_plugin_info()
+            if not plugin_data:
+                # 读取失败时清空数据库
+                clear_table(OEDPPlugin._meta.db_table)
+                return {'is_success': False, 'message': msg}
 
-        # 将插件的信息存入数据库中
-        serializer = PluginBulkCreateSerializer(data=plugin_data, many=True)
-        clear_table(OEDPPlugin._meta.db_table)
-        if not serializer.is_valid():
-            logger.error(f"Failed to validate plugin data, errors: {serializer.errors}")
-            return {'is_success': False, 'message': serializer.errors}
-        plugins = serializer.save()
-        logger.info("Store plugin data to database successfully.")
-        return {'is_success': True, 'message': "Sync plugin data successfully."}
+            # 插件解析过程可能耗时，因此数据库清理在插件解析之后，避免出现较长空窗期
+            clear_table(OEDPPlugin._meta.db_table)
+            
+            # 数据序列化并验证
+            serializer = PluginBulkCreateSerializer(data=plugin_data, many=True)
+            if not serializer.is_valid():
+                logger.error(f"Failed to validate plugin data, errors: {serializer.errors}")
+                return {'is_success': False, 'message': serializer.errors}
+            
+            # 写入新数据
+            plugins = serializer.save()
+            logger.info("Store plugin data to database successfully.")
+            return {'is_success': True, 'message': "Sync plugin data successfully."}
+            
+        except Exception as e:
+            logger.error(f"Sync plugins failed: {str(e)}")
+            # 发生异常时清空数据库
+            clear_table(OEDPPlugin._meta.db_table)
+            return {'is_success': False, 'message': f'Sync failed: {str(e)}'}
 
     @staticmethod
     def download_plugin(key: str):
diff --git a/backend/artifacts/views.py b/backend/artifacts/views.py
index 65b912130dde2d00ab6ee3b074d71e9e82f858a1..d016abd78575177846c4405ab1f3f919318bbaa6 100644
--- a/backend/artifacts/views.py
+++ b/backend/artifacts/views.py
@@ -50,20 +50,30 @@ class ArtifactViewSet(viewsets.GenericViewSet):
         logger.info("==== API: [POST] /v1.0/artifacts/sync/ ====")
         
         # 使用PluginMethods同步插件信息
-        result = PluginMethods.sync_plugins()
-        if not result['is_success']:
-            return Response(result, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
-
+        plugin_result = PluginMethods.sync_plugins()
+        plugin_success = plugin_result['is_success']
+        
         # 使用MCPMethods同步MCP服务信息
-        result = MCPMethods.sync_mcps()
-        if not result['is_success']:
-            return Response(result, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
-
-        # 仅返回调用结果
-        data_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
-        msg = "Sync data successfully."
-        logger.info(msg)
-        return Response({'is_success': True, 'message': msg, 'time': data_time}, status=status.HTTP_200_OK)
+        mcp_result = MCPMethods.sync_mcps()
+        mcp_success = mcp_result['is_success']
+        
+        # 只要插件或MCP服务任一同步成功，就返回成功
+        if plugin_success or mcp_success:
+            data_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+            msg = "Sync data successfully."
+            if plugin_success and mcp_success:
+                msg = "Both plugin and MCP service data synced successfully."
+            elif plugin_success:
+                msg = "Plugin data synced successfully (MCP service sync failed)."
+            elif mcp_success:
+                msg = "MCP service data synced successfully (plugin sync failed)."
+            logger.info(msg)
+            return Response({'is_success': True, 'message': msg, 'time': data_time}, status=status.HTTP_200_OK)
+        else:
+            # 如果两者都失败，返回错误
+            msg = "Both plugin and MCP service sync failed."
+            logger.error(msg)
+            return Response({'is_success': False, 'message': msg}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 
 
     @action(methods=['POST'], detail=False)