diff --git a/apps/wpm/datax.py b/apps/wpm/datax.py
index 96628cde..611241c0 100644
--- a/apps/wpm/datax.py
+++ b/apps/wpm/datax.py
@@ -9,6 +9,7 @@ from datetime import datetime, timedelta
 from rest_framework.response import Response
 from rest_framework.serializers import Serializer
 from apps.inm.models import MIOItem, MIO
+from rest_framework.exceptions import ParseError
 
 def tran_time_to_mstate(mstate_json, reminder_interval_list, work_start_time: datetime, now: datetime):
     if len(reminder_interval_list) != len(mstate_json):
@@ -30,7 +31,10 @@ class AnaViewSet(GenericViewSet):
         """
         data = request.data
         now = timezone.now()
-        mgroup: Mgroup = Mgroup.objects.get(id=data['mgroup'])
+        try:
+            mgroup: Mgroup = Mgroup.objects.get(id=data['mgroup'])
+        except Mgroup.DoesNotExist:
+            raise ParseError("该工段不存在,请传入工段ID")
         # 子状态
         mstate_json = mgroup.process.mstate_json if mgroup.process.mstate_json else []
         # 生产设备