update

controller/agrMatController.js

@@ -109,7 +109,7 @@ async function queryMatApprInfo(req, res, next) {
         let inout = await DB.AgrMatInOut.find({approval: req.body._id}).sort({_id: 1}).lean().exec();
         console.log(inout, "=")
         approval.materials = inout || [];
-        return approval;
+        res.sendData(approval);
     } catch (error) {
         next(error)
     }