diff --git a/packages/Webkul/Sales/src/Repositories/ShipmentItemRepository.php b/packages/Webkul/Sales/src/Repositories/ShipmentItemRepository.php
index 7bce82f55..17302b353 100644
--- a/packages/Webkul/Sales/src/Repositories/ShipmentItemRepository.php
+++ b/packages/Webkul/Sales/src/Repositories/ShipmentItemRepository.php
@@ -29,6 +29,9 @@ class ShipmentItemRepository extends Repository
      */
     public function updateProductInventory($data)
     {
+        if (! $data['product'])
+            return;
+            
         $orderedInventory = $data['product']->ordered_inventories()
                 ->where('channel_id', $data['shipment']->order->channel->id)
                 ->first();
@@ -54,6 +57,9 @@ class ShipmentItemRepository extends Repository
                 ->where('inventory_source_id', $data['shipment']->inventory_source_id)
                 ->first();
 
+        if (!$inventory)
+            return;
+            
         if (($qty = $inventory->qty - $data['qty']) < 0) {
             $qty = 0;
         }