Quote Originally Posted by OrganizationXIll View Post
The codes are invalid I imagine because SE had to add the new codes they issued to the PS Store. After the PSN maintenance, 12:00 - 6:30 pm PST, they new codes will probably be added and the codes you have should work for your download. If you already have the client from Beta 4, that client will work and you will just be prompted to enter the same 12 digit code to get early access as soon as you launch the client.

http://forum.square-enix.com/ffxiv/t...-%28Aug.-22%29
My code's still invalid.