diff --git a/apps/mtm/services.py b/apps/mtm/services.py
index 65b4370c..9c4a4783 100644
--- a/apps/mtm/services.py
+++ b/apps/mtm/services.py
@@ -124,7 +124,9 @@ def mgroup_run_change(mgroup: Mgroup, new_run: bool, last_timex: datetime):
                 last_stlog.save()
                 cal_exp_duration_sec(last_stlog.id)  # 触发时间分配
             elif last_stlog.end_time and new_run is False and last_timex > last_stlog.end_time:  # 从开到停
-                StLog.objects.create(title="停机", is_shutdown=True, mgroup=mgroup, end_time=None, start_time=last_timex, sflog=get_sflog(mgroup, last_timex))
+                last_stlog2 = StLog.objects.filter(mgroup=mgroup, is_shutdown=True).order_by("-start_time").first()
+                if not last_stlog2:
+                    StLog.objects.create(title="停机", is_shutdown=True, mgroup=mgroup, end_time=None, start_time=last_timex, sflog=get_sflog(mgroup, last_timex))
     elif new_run is False:
         StLog.objects.create(title="停机", is_shutdown=True, mgroup=mgroup, end_time=None, start_time=last_timex, sflog=get_sflog(mgroup, last_timex))
         mgroup.is_running = False
diff --git a/apps/qm/views.py b/apps/qm/views.py
index a8405f22..c4427212 100644
--- a/apps/qm/views.py
+++ b/apps/qm/views.py
@@ -30,13 +30,12 @@ class NotOkOptionView(APIView):
         res2 = {i.value: i.label for i in NotOkOption}
         return Response({"res_list": res1, "res_dict": res2})
 
-class TestItemViewSet(ListModelMixin, CustomGenericViewSet):
+class TestItemViewSet(CustomModelViewSet):
     """
     list:质检项目
 
     质检项目
     """
-    perms_map = {'get': '*'}
     queryset = TestItem.objects.all()
     serializer_class = TestItemSerializer
     filterset_class = TestItemFilter