v4.0.1 of Sitemap XML is now available for download: https://www.zen-cart.com/downloads.php?do=file&id=367

This release contains changes associated with these GitHub issues:


#38 Zen Cart v2.0.0+ deprecates language::catalog_languages property.
#39 Correct PHP Warning/Error when creating a new Sitemap file number.
#40 Correct PHP Warnings when /sitemap.xml doesn't exist.