also me the same about this issue with my lumia phone 925 830 1020 2 weeks right now with this one and still can't do nothing at all with my phone at all from windows store and also addind the microsoft account even for upgrading...
does anyone knows for good if that problem is first time is happening or is take place again in the past also and how much time does takes to solved from microsoft department?
i get suprised that no ones from microsoft didn't reply and said anything about this huge problem that efected thousand of users around the globe with their software on lumia phones.