Iron squares dissapearing

Werent they here just a few days ago?
Cant find them on wards anymore

Or maybe my game glitched into not showing them?

Iron square are a dated recipe that are only used in other dated recipes, which are slowly being removed from the game.
I think that pretty much everything that once used iron squares now has an equivalent recipe without

After a server reset, if no one puts it up again, the item won't show.
So the retainer(s) that had it probably couldn't go back into the wards.

there the best things to craft with since you get 12 a synth, use them while you can