Beehaw.org is a highly maintained instance with careful moderation and rules for their instance and communities.

The explosion of new users this month has overwhelmed their moderation team with having to keep up with now moderating new huge user bases from large instances like sh.itjust.works and lemmy.world. These instances in particular it seems had lots of bad actors causing issues in their communities.

There are plans for them to re-federate at some point with the advent of new modding tools and updates to Lemmy

Huh strange. On my home instance vlemmy.net which is now running v18 I only just now have this problem, on browser and on Jerboa. When I few from other instances everything works fine