Quote Originally Posted by amazingg View Post
I have this problem too just now around 5 minutes ago and I was in game in Gridania when it happened, and I am now asked to input this 20 digit registration code, I m not sure should I be inputting the code I got from the 27th Aug email as I redeemed my code earlier on the FFXIV website through my amazon pre-order digital copy 18 digit code....

*Edit* I have just tried to input the 20 digit registration code from the email and it didn't work, it says "The entered code has already been registered"............I want my account back!
If you follow Beckonthepaining's link it might actually help.