Quote Originally Posted by Shioban View Post
Almost seems like you haven't paid your subscription. That's the only time i've ever seen that message come up.
That message also pops up when there isn't an valid Key tied to the service account for the desired platform . Square could have made it a bit more clear if you ask me.

A pc version only allows play on a pc
A ps3 version only allows play on a ps3(free upgrade to ps4 atm)
A ps4 version of the game only allows play on ps4.

You need both a PC and PS 3 or 4 key to be able to play on consoles and PC.