[PrestaShopException]

Property Product->link_rewrite is empty
at line 954 in file classes/ObjectModel.php

949.                 }
950. 
951.                 $message = $this->validateField($field, $value, $id_lang);
952.                 if ($message !== true) {
953.                     if ($die) {
954.                         throw new PrestaShopException($message);
955.                     }
956.                     return $error_return ? $message : false;
957.                 }
958.             }
959.         }