Xml sitemap doesn't works with wordpress seo by yoast

@zelatech – Thanks for the feedback on this issue, it is being reviewed as a top priority for use to resolve.

Please feel free to submit a bug report with your specifics for this issue here: https://www.nextgen-gallery.com/report-bug/

I got the same problem. Have deactivated NextGen and deleted all files and it is still not working.

How it only shows 1/3 of the pages in the sitemap.