Since I've updated to TeXLive 2014 (Mavericks), a command such as this \fontspec[Scale=MatchUppercase]{Optima}
returns an "Undefined control sequence" error. Has there been a change to fontspec? Files I used this command with in 2013 (and before) sailed through without a hiccup. Wm -------------------------------------------------- Subscriptions, Archive, and List information, etc.: http://tug.org/mailman/listinfo/xetex