Why can't I buy Voyages Sea of Thieves?

Could you please elaborate on why you're unable to purchase Voyages Sea of Thieves? Is there a specific error message you're encountering? Have you checked your payment method and made sure it's valid and has sufficient funds? Additionally, are you aware of any regional restrictions or age requirements that may be preventing the purchase? It would be helpful to have more information so we can accurately diagnose the issue and find a solution.