其他出库 fifoitemcreate bug

hb_server/apps/inm/serializers.py

@@ -98,7 +98,7 @@ class FIFOItemCreateSerializer(serializers.ModelSerializer):
             validated_data['material']=pu_order_item.material
         if fifo.type == FIFO.FIFO_TYPE_OTHER_OUT and material_batch is None:
             raise ValidationError('其他出库需关联批次号')
-        else:
+        if material_batch:
             validated_data['material'] = material_batch.material
             validated_data['batch'] = material_batch.batch
             validated_data['warehouse'] = material_batch.warehouse