have you seen
http://forum.square-enix.com/ffxiv/t...rror-Code-3102


if you do not have a security token (free app for a smart phone (IOS/android) or pay for a key chain one) get one, it a way to make your account alot safer

if you are getting 3102 error that will not go way could mean you account has been hacked and being used as a RMT spam bot