diff --git a/Observer/Sales/OrderSaveAfter.php b/Observer/Sales/OrderSaveAfter.php
index a9aadabc..75efa849 100755
--- a/Observer/Sales/OrderSaveAfter.php
+++ b/Observer/Sales/OrderSaveAfter.php
@@ -149,6 +149,9 @@ public function execute(\Magento\Framework\Event\Observer $observer)
         $store      = $this->storeManager->getStore($storeId);
         $storeName  = $store->getName();
         $websiteId  = $store->getWebsiteId();
+        if (empty($storeId)) {
+            $storeId = $store->getId();
+        }
         // start app emulation
         $appEmulation = $this->emulationFactory->create();
         $initialEnvironmentInfo = $appEmulation->startEnvironmentEmulation($storeId);