protected function _getEmosCatPath()
    {
        // #4016: econda: json function returns null if title has an umlaut
        if ($this->_sEmosCatPath === null) {
            $aCatTitle = [];
            if ($aCatPath = \OxidEsales\Eshop\Core\Registry::getConfig()->getActiveView()->getBreadCrumb()) {
                foreach ($aCatPath as $aCatPathParts) {
                    $aCatTitle[] = $aCatPathParts['title'];
                }
            }
            $this->_sEmosCatPath = (count($aCatTitle) ? strip_tags(implode('/', $aCatTitle)) : 'NULL');
        }

        return $this->_sEmosCatPath;
    }