diff --git a/apps/wpm/views.py b/apps/wpm/views.py
index 2fb9cbf8..d1dd67cb 100644
--- a/apps/wpm/views.py
+++ b/apps/wpm/views.py
@@ -948,6 +948,10 @@ 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.is_lower():
+            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(