Hello,
Thank you for contacting Rank Math support, and sorry for any inconvenience that might have been caused due to that.
ECWID already addressed this issue years ago. Here’s a ticket reference: https://support.rankmath.com/ticket/include-products-in-sitemap/?view=all
Kindly ensure that all your plugins including ECWID are in the latest version. You may also try these troubleshooting steps:
1. Flush the Sitemap cache by following this video screencast:
https://i.rankmath.com/pipRDp
2. Exclude the Sitemap files of the Rank Math plugin in your caching plugin. The cache could be via a plugin or from the server. For plugins or Cloudflare, please follow this article:
https://rankmath.com/kb/exclude-sitemaps-from-caching/
If the issue persists, let us know and we will further investigate the issue.
Looking forward to helping you.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.