No problem at all, and welcome to the WordPress community. It seems that there may be some confusion about what RPS Sitemap Generator does. Hopefully we can clear that up for you.
RPS Sitemap Generator creates a specific type of file (XML) which includes post information (title, permalink, date of publication) that can be used by services like Google to make indexing your site more efficient and accurate. You can read more about the sitemap standard by visiting sitemaps.org.
There are plugins and widgets that are capable of listing the pages on your site, so perhaps one of those will suit your needs. Let us know if you need further information on this topic.