stymiee, I was also wondering the same thing, then noticed in the API
Updates file, in the notes, next to SplitTenderID, that it says "This is
returned in the reply message for the first transaction that receives a
partial authorization. Send this va...
Phew, I too am getting this error after making some modifications to my
credit card class. Glad to see it wasn't anything I did. Thanks for the
update!
