update

controller/agrMatController.js

@@ -105,7 +105,7 @@ async function queryMatApprInfo(req, res, next) {
         if(!(approval && approval._id)) {
             return res.sendError(errorMessage.resourceNotFound);
         }
-        let inout = await DB.AgrMatInOut.find({approval: req.body._id}).sort({_id: 1}).lean().exec();
+        let inout = await DB.AgrMatInOut.find({approval: req.body._id}).populate({path: "creator"}).sort({_id: 1}).lean().exec();
         approval.materials = inout || [];
         return approval;
     } catch (error) {