SSL certificate provisioning fails for jeintaxi.co.kr - certificate parameter is required

Hello Netlify Support,

I am trying to provision a Let’s Encrypt SSL certificate for my custom domain.

Project / site:
jeintaxi.co.kr

Original Netlify subdomain:
silly-marigold-83e717.netlify.app

Custom domains:
jeintaxi.co.kr
www.jeintaxi.co.kr

Current status:
DNS verification was successful.
The domain is already added to my Netlify project.

DNS records are configured as follows:
A record: @ → 75.2.60.5
CNAME: www → silly-marigold-83e717.netlify.app

However, when I click “Provision certificate,” I receive this error:

“certificate parameter is required when updating an existing certificate”

Could you please reset or clear the TLS/SSL certificate state for this site and force-provision a new Let’s Encrypt certificate for jeintaxi.co.kr and www.jeintaxi.co.kr?

Thank you.