diff --git a/common/libraries/receiver/Orders_status_entity.php b/common/libraries/receiver/Orders_status_entity.php
index e0de8415..7a63b0b8 100644
--- a/common/libraries/receiver/Orders_status_entity.php
+++ b/common/libraries/receiver/Orders_status_entity.php
@@ -100,7 +100,7 @@ class Orders_status_entity{
             if($status_arr[$pid_status][$row['last_status']]){
                 return $status_arr[$pid_status][$row['last_status']];
             }else{
-                return array_pop($status_arr[$pid_status]);
+                return strlen($pid_status) ? array_pop($status_arr[$pid_status]) : '';
             }
         }else{
             return $status_arr[$pid_status][0];