protected function _ppLoadFullCategory($sId)
    {
        if (isset($this->_aArray[$sId])) {
            $oNewCat = oxNew(\OxidEsales\Eshop\Application\Model\Category::class);
            if ($oNewCat->load($sId)) {
                // replace aArray object with fully loaded category
                $this->_aArray[$sId] = $oNewCat;
            }
        } else {
            $this->_sActCat = null;
        }
    }