Tipping on reddit shows wrong username, meaning you can't tip who you want

On a reddit post if i go to tip the user DonutPed, i see a different username, I have had a few different users i know try and they all get entirely different usernames show up for reddit tipping on that one post. For reference the post is https://www.reddit.com/r/BATProject/comments/nc8znh/new_bat_discord/
Find screenshots of various wrong usernames

Hey DonutP,

I was having a look around for other posts like this and noticed yours. Are you still currently having these problems? I have just checked, and I can see your account when I click on the tip buttton at the bottom of the post.