diff --git a/src/EntityListener/CustomerVehicleSerialListener.php b/src/EntityListener/CustomerVehicleSerialListener.php
index d9ca9003..41031d5d 100644
--- a/src/EntityListener/CustomerVehicleSerialListener.php
+++ b/src/EntityListener/CustomerVehicleSerialListener.php
@@ -36,6 +36,9 @@ class CustomerVehicleSerialListener
 
             $em = $args->getEntityManager();
 
+            if ($this->ts->getToken() == null)
+                return;
+
             // get user
             $user = $this->ts->getToken()->getUser();
 
@@ -71,6 +74,9 @@ class CustomerVehicleSerialListener
 
         $em = $args->getEntityManager();
 
+        if ($this->ts->getToken() == null)
+            return;
+
         // get user
         $user = $this->ts->getToken()->getUser();