diff --git a/apps/wpm/views.py b/apps/wpm/views.py
index 0f78d679..d7f4cc73 100644
--- a/apps/wpm/views.py
+++ b/apps/wpm/views.py
@@ -208,6 +208,8 @@ class MlogViewSet(CustomModelViewSet):
             raise ParseError('该日志已提交!')
         if ins.mtask and ins.mtask.state == Mtask.MTASK_STOP:
             raise ParseError('该任务已停止!')
+        if ins.fill_way == Mlog.MLOG_STEP and not Mlogb.objects.filter(material_out__isnull=False).exists():
+            raise ParseError('该日志未指定产出!')
         with transaction.atomic():
             mlog_submit(ins, self.request.user, now)
             vdata_new = MlogSerializer(ins).data