diff --git a/apps/wpm/views.py b/apps/wpm/views.py
index 456cded1..fe600205 100644
--- a/apps/wpm/views.py
+++ b/apps/wpm/views.py
@@ -949,10 +949,11 @@ class MlogbInViewSet(BulkCreateModelMixin, BulkUpdateModelMixin, BulkDestroyMode
         c_year2 = str(c_year)[-2:]
         c_month = handle_date.month
         m_model = material_out.model
-        if m_model is None:
-            raise ParseError("生成编号出错:产品型号不能为空")
-        elif m_model and m_model.islower():
-            raise ParseError("生成编号出错:产品型号不能为小写")
+        if 'm_model' in rule:
+            if m_model is None:
+                raise ParseError("生成编号出错:产品型号不能为空")
+            elif m_model and m_model.islower():
+                raise ParseError("生成编号出错:产品型号不能为小写")
         # 按生产日志查询
         wpr = (
             Wpr.objects.filter(