Verify that EVERY DETAIL of your information matches
Change/Verify Account https://forums.adobe.com/thread/1465499 may help
-http://helpx.adobe.com/x-productkb/policy-pricing/change-country-associated-with-adobe-id. html
-Credit card https://helpx.adobe.com/utilities/credit-card.html
-email address https://forums.adobe.com/thread/1446019