diff --git a/apps/qm/services.py b/apps/qm/services.py
index ca5bab25..a6bb0577 100644
--- a/apps/qm/services.py
+++ b/apps/qm/services.py
@@ -24,7 +24,7 @@ def ftestwork_submit_validate(ins: FtestWork):
 def ftestwork_submit(ins:FtestWork, user: User):
     wm:WMaterial = ins.wm
     fwd_qs = FtestworkDefect.objects.filter(ftestwork=ins)
-    if ins.need_update_wm:
+    if wm and ins.need_update_wm:
         if ins.qct is None and not fwd_qs.exists():
             if wm.state == WMaterial.WM_TEST:
                 # 更新对应的车间库存
@@ -100,7 +100,7 @@ def ftestwork_submit(ins:FtestWork, user: User):
         else:
             wm:WMaterial = ins.wm
             # 此时调用了qct表
-            for item in FtestworkDefect.objects.filter(ftestwork=ins):
+            for item in fwd_qs:
                 item:FtestworkDefect = item
                 if item.count > 0:
                     wm.count = wm.count - item.count
@@ -128,7 +128,7 @@ def ftestwork_submit(ins:FtestWork, user: User):
     
     if ins.mb:
         mb:MaterialBatch = ins.mb
-        for item in FtestworkDefect.objects.filter(ftestwork=ins):
+        for item in fwd_qs:
             item:FtestworkDefect = item
             if item.count > 0:
                 mb.count = mb.count - item.count
diff --git a/apps/qm/views.py b/apps/qm/views.py
index 4e72a8e4..410bfd27 100644
--- a/apps/qm/views.py
+++ b/apps/qm/views.py
@@ -322,8 +322,8 @@ class FtestWorkViewSet(CustomModelViewSet):
         ins:FtestWork = self.get_object()
         if ins.ticket:
             raise ParseError('该检验工作存在审批!')
-        if ins.wm is None:
-            raise ParseError('该检验工作未关联车间库存')
+        if ins.wm is None or ins.mb is None:
+            raise ParseError('该检验工作未关联库存')
         if ins.submit_time is None:
             ftestwork_submit(ins, request.user)
         else: