Fatal error: Uncaught Error: Call to undefined function Shopware\Bundle\SitemapBundle\Service\gzopen() in /home/webbrand/htdocs/engine/Shopware/Bundle/SitemapBundle/Service/SitemapWriter.php:164 Stack trace: #0 /home/webbrand/htdocs/engine/Shopware/Bundle/SitemapBundle/Service/SitemapWriter.php(84): Shopware\Bundle\SitemapBundle\Service\SitemapWriter->openFile(6) #1 /home/webbrand/htdocs/engine/Shopware/Bundle/SitemapBundle/Service/SitemapExporter.php(118): Shopware\Bundle\SitemapBundle\Service\SitemapWriter->writeFile(Object(Shopware\Models\Shop\DetachedShop), Array) #2 /home/webbrand/htdocs/engine/Shopware/Bundle/SitemapBundle/Controllers/Frontend/SitemapIndexXml.php(82): Shopware\Bundle\SitemapBundle\Service\SitemapExporter->generate(Object(Shopware\Models\Shop\DetachedShop)) #3 /home/webbrand/htdocs/engine/Library/Enlight/Controller/Action.php(192): Shopware\Bundle\SitemapBundle\Controller\SitemapIndexXml->indexAction() #4 /home/webbrand/htdocs/engine/Library/Enlight/Controller/Dispatcher/Default.php(478): Enlight_Con in /home/webbrand/htdocs/engine/Shopware/Bundle/SitemapBundle/Service/SitemapWriter.php on line 164