diff --git a/app/Classes/Modules/PackingLists/Processors/FetchOrderListsFromYdPortalProcessor.php b/app/Classes/Modules/PackingLists/Processors/FetchOrderListsFromYdPortalProcessor.php
index e8552f5f..709481f1 100644
--- a/app/Classes/Modules/PackingLists/Processors/FetchOrderListsFromYdPortalProcessor.php
+++ b/app/Classes/Modules/PackingLists/Processors/FetchOrderListsFromYdPortalProcessor.php
@@ -310,7 +310,7 @@ class FetchOrderListsFromYdPortalProcessor
                     $this->createPackageProcessor->execute($packageObject, $packingList);
                 }
 
-                if(!$row->deliverysize){
+                if(!count($row->deliverysize)){
                     $measurement = round(((float) $row->deliverysize / (float) $row->goodcount) ** (1/3) * 100, 2);
                     $packageObject = new PackageObject(PackageType::CARTON, $row->goodname, (float) $measurement, (float) $measurement, (float) $measurement, 0, (float) $row->goodcount, ApprovalStatus::APPROVED);
                     $this->createPackageProcessor->execute($packageObject, $warehouseReceiveList);