public function errorsAddToXML($encoding)
    {
        $dom = new DOMDocument('1.0', 'UTF-8');
        $root = $dom->createElement("Errors");
        $dom->appendChild($root);
        $xml = simplexml_import_dom($dom);
        $xmlerr = new SimpleXMLExtended($xml, $encoding);
        foreach ($this->_arrErrorList as $arrLine) {
//            $error = $xmlerr->addCData('Error', $arrLine['message']);
            $error = $xmlerr->addChild('Error');
            $error->addAttribute('Message', $arrLine['message']);
            $error->addAttribute('Function', $arrLine['command']);
        }

        return $xmlerr->getSimpleXmlElement();
    }