Why can't I purchase my chosen domain?

Topic summary

Issue: A merchant attempted to buy an available store domain through Shopify but, at checkout, received the error: “The domain wasn’t registered. Please try again.” They are worried about losing the domain.

Troubleshooting so far: Watched tutorials and tried general guidance, but nothing resolved the error.

Evidence: A screenshot is attached showing the error message during the domain purchase process (image supports the reported issue).

Status: No fix or official guidance provided in-thread yet; the request is for next steps to successfully register the domain. Discussion remains open with unresolved questions about the cause of the registration failure.

Summarized with AI on January 8. AI used: gpt-5.

Hello, today I wanted to buy a domain for my store and it was available, but when I tried to purchase it it says

,The domain wasn’t registered. Please try again,
I watched tutorials and other things, but it did not helped me, what should I do I really don’t want to lose my domain.

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