A site with that domain name already exists
To attach a domain, you need to be the owner of the domain itself.
That domain already exists and is attached to https://www.halberd.com/
I’d recommend going to namecheap.com and finding a domain then you’ll be able to attach it.
If you got this error, the best bet is to reach out to the Shopify support team and they will help you to resolve this problem.
You could refer to this link and follow the steps below to get in touch with the support team.
- Log in to your store account then type in a topic in the search bar.
- At the bottom of the following page, click Continue.
- Choose a suitable method such as live chat or email.
I’m the owner of the domain but it is not connecting to Shopify
I’d recommend following this video guide and if you’re still having issues definitely contact Shopify support as they may have more information:
https://help.shopify.com/en/manual/domains/add-a-domain/connecting-domains