User blog comment:Rappy 4187/Technical Update: July 1, 2014/@comment-452-20140702114147

Removing or closing a Wall or Forum thread will no longer cause a broken link to appear on Recent Changes.

On Recent Changes, single entries, whether viewing grouped or ungrouped, have malformed a elements: " on the Support Requests - Getting Technical Board‎ ".

edit: Additionally, all edits to Threads have the summary "((edited message))"