diff --git a/apps/wpm/serializers.py b/apps/wpm/serializers.py
index 064b610e..06f0bfc7 100644
--- a/apps/wpm/serializers.py
+++ b/apps/wpm/serializers.py
@@ -428,6 +428,8 @@ class MlogbOutUpdateSerializer(CustomModelSerializer):
         count_notok = 0
         for i in attrs:
             if 'count_n_' in i:
+                if not hasattr(Mlogb, i):
+                    raise ValidationError(f'{i}不存在')
                 count_notok = count_notok + attrs[i]
         attrs['count_notok'] = count_notok
         if attrs['count_real'] >= attrs['count_ok'] + attrs['count_notok']: