diff --git a/SystemUpdater/Core/UpdateList.py b/SystemUpdater/Core/UpdateList.py
index e31bbcb..8540895 100644
--- a/SystemUpdater/Core/UpdateList.py
+++ b/SystemUpdater/Core/UpdateList.py
@@ -30,7 +30,6 @@ import yaml
 import shutil
 import apt_pkg
 
-
 OUTPUT_CONFIG_PATH = apt_pkg.config.find_dir("Kylin-system-updater::OutputConfigDir",
                                 '/var/lib/kylin-system-updater')
 
@@ -45,10 +44,9 @@ class UpdateList():
     def __init__(self, parent, dist=None):
         #所有的组升级安装列表
         self.local_upgrade_list = {}
-        # a stable machine uniq id
 
+    #清空上次输出的分组JSON文件
     def _empty_output_dir(self):
-    #4、 清空上次输出的分组JSON文件
         try:
             if not os.path.exists(OUTPUT_CONFIG_PATH):
                 os.makedirs(OUTPUT_CONFIG_PATH)
diff --git a/SystemUpdater/UpdateManagerDbus.py b/SystemUpdater/UpdateManagerDbus.py
index d63d9ae..1f89289 100755
--- a/SystemUpdater/UpdateManagerDbus.py
+++ b/SystemUpdater/UpdateManagerDbus.py
@@ -46,8 +46,10 @@ class UpdateManagerDbusController(dbus.service.Object):
             retval = interface.updateSourceTemplate()
             lock.release()
         except Exception as e:
+            header = _("update important list occur Exception")
+            desc = str(e)
             logging.error("update sourceTemplate Failed and Error mes:%s"%str(e))
-            return False
+            return False,header,desc
         
         if retval == False:
             #FIXME: 需要处理返回结果 转化成中文