Domain already used in Vercel

Issues
1

Hey when I try adding my custom domain, it spits out an error saying “DomainUsedElsewhereInVercel”.

Thanks for your help in advance.

2

Do you already have your domain being used by another Vercel project?

3

No.

4

what’s the domain?

5

I did try to connect it to a now deleted project on Plasmic, but the DNS hadn’t updated yet.