In the linkpearl dialogue following being accepted into the Order of the Twin Adder, Minfilia incorrectly identifies which order you've been inducted to. (I started my character as a Pugilist in Ul'dah, did the quest to become a Twin Adder as an Arcanist, if that helps.)

She states: "I have no doubt that you are eager to make the acquaintance of your new comrades, but I would ask that you pay a visit to your old ones first. Remember: though you are now a Flame of Ul'dah, you are no less a Scion! Pray return to the Waking Sands at your earliest convenience. There are some friends here whom I would very much like you to meet. We shall be waiting!"

Error is bold and italicized.