public function cancelOrderArticle()
    {
        if ($this->oxorderarticles__oxstorno->value == 0) {
            $myConfig = \OxidEsales\Eshop\Core\Registry::getConfig();
            $this->oxorderarticles__oxstorno = new \OxidEsales\Eshop\Core\Field(1);
            if ($this->save()) {
                $this->updateArticleStock($this->oxorderarticles__oxamount->value, $myConfig->getConfigParam('blAllowNegativeStock'));
            }
        }
    }