User blog comment:MisterWoodhouse/The first Unified Community Platform release is now live for NEW wikis/@comment-168424-20200313172542/@comment-37336800-20200313184543

I haven't been able to reproduce it on any UCP wikis, but occasionally a similar thing will happen on non-UCP wikis. It typically occurs after closing and restarting my browser (I preserve open tabs and sometimes odd things like Hollowness's picture happen)