User blog comment:MisterWoodhouse/The first migrations to the Unified Community Platform/@comment-646133-20201014000207/@comment-44689534-20201015170815

If adding the Message Wall domain in the filters doesn't work you might want to report the bug to Fandom through the contact form or by contacting your wiki's Manager if you have one.

We have next to no message activity on the wiki i work on so i didn't notice this issue.