Have the same issue! It might important to let you know that I bought my BNS account from other player, but it was a verified trade! We made the deal at
https://mmoauctions.com/blade-soul/accounts and the account comes from EU, while I myself am based in US. I contacted the seller, but he stated there should no problem at changing the region, while there is! Cans somebody help me please? I don't what to do now...