I got the following errors from webmaster.google >>> sitemap
Paths don't match
We've detected that you submitted your Sitemap using a URL path that includes the www prefix (for instance, [ External links are visible to forum administrators only ]). However, the URLs listed inside your Sitemap don't use the www prefix (for instance, [ External links are visible to forum administrators only ]).
URL:
[ External links are visible to forum administrators only ]