"Another site is already using this domain" error; cannot delete old site or old domain to rectify

[jen]

Hey Kyle,
Thanks for reading through the other posts about this error- it’s true, there are ~1 million ways to stumble across it.

Am I understanding correctly that you have these two sites?

1. Netlify URL: kylegach (new)
   Custom domain: kylegach.com

2. Netlify URL: v1-kylegach (old)
   Custom domain: v1.kylegach.com

If that’s right, I would assume that a _redirects like this on your new site would work:

/writing/*   https://v1-kylegach.netlify.com/writing/:splat   200!

Modeling off of this:

[Support Guide] Can I deploy multiple repositories in a single site?

Last reviewed by Netlify Support Staff: December 2022 Say you have an awesome blog as part of your larger website. But you’ve chosen to have your awesome blog in its own, separate git repository apart from the rest of your site content. How can you make this work so that your visitors have a seamless experience browsing that content as well under your one, main hostname? Proxying to the rescue! Yes, Netlify is built around the “single codebase per site” model. But this isn’t to say that you c…

Is that not the case? Can you share what redirects you’ve tried so far?