diff --git a/app/code/community/Bitpay/Core/controllers/IpnController.php b/app/code/community/Bitpay/Core/controllers/IpnController.php
index a7ae8a7..2e457e6 100644
--- a/app/code/community/Bitpay/Core/controllers/IpnController.php
+++ b/app/code/community/Bitpay/Core/controllers/IpnController.php
@@ -77,8 +77,13 @@ class Bitpay_Core_IpnController extends Mage_Core_Controller_Front_Action
             $order = \Mage::getModel('sales/order')->load($ipn->posData->quoteId, 'quote_id');
         }
 
+        if (false === isset($order) || true === empty($order)) {
+            \Mage::helper('bitpay')->debugData('[ERROR] In Bitpay_Core_IpnController::indexAction(), Invalid Bitpay IPN received.');
+            \Mage::throwException('Invalid Bitpay IPN received.');
+        }
+
         $orderId = $order->getId();
-        if (false === isset($order) || (true === empty($orderId))) {
+        if (false === isset($orderId) || true === empty($orderId)) {
             \Mage::helper('bitpay')->debugData('[ERROR] In Bitpay_Core_IpnController::indexAction(), Invalid Bitpay IPN received.');
             \Mage::throwException('Invalid Bitpay IPN received.');
         }