Can't buy kinetic siphon traps

Hello, I am trying to buy some kinetic siphon traps, but the game won't let me buy them for some reason. I've tried to restard the game, change relay, I even tried to emote before trying to buy. Nothing has worked yet, has anyone else encountered this issue?

https://preview.redd.it/f3b3rj440xqc1.png?width=1920&format=png&auto=webp&s=d447498ec8566c3b1baec4cdec34c75c08f3a13e