i have the same problem as this person after i did the upgrade from 5.0 to 6.0 it crawles and no error.
But the same happens when i try the online version from your website it only generates this without any errors and not a page in it?
Im completly lost and dont know where to look for done/checked (as in v5 everything worked) everything in installation en configuration guide
<?xml version="1.0" encoding="UTF-8"?>
<urlset
xmlns="[ External links are visible to forum administrators only ]"
xmlns:xsi="[ External links are visible to forum administrators only ]"
xsi:schemaLocation="[ External links are visible to forum administrators only ]
[ External links are visible to forum administrators only ]">
<!-- created with Free Online Sitemap Generator
www.xml-sitemaps.com -->
<url>
<loc>[ External links are visible to forum administrators only ]</loc>
</url>
</urlset>