Join Date: Aug 2011
Location: Barcelona, London, on a plane
Programs: IB+ Gold, TK E+, Hyatt Globalist, Marriott LTP, IHG Diamond
Posts: 14,184
Presumably you booked directly with Marriott. I have seen glitches where the hotel pretends that the booking was from an OTA and not eligible for points.
Stuff like this usually gets fixed quickly though via the missing stay form.