Did you book through hilton.com or through some other booking channel? Was the booking a group tour or similar booking? Was the booking paid for by someone else for example by a group-master billing arrangement? You won't receive points and are not entitled to status benefits if your booking does not meet the definition of a stay.
From the hiltonhonors terms and conditions:
Specifically excluded from the definition of "stay" are the following types of ineligible stays: wholesale/tour operator packages; contracted crew rates; travel agency discount rates; packages exclusively for casino player card holders; unauthorized Members staying on Go Hilton Team Member or Family & Friends Travel Rates; stays secured utilizing Hilton Grand Vacations Club and Hilton Club timeshare programs, HiltonGetaways.com bookings; Hilton Grand Vacations marketing packages with a sales presentation requirement; complimentary or barter rooms; NET Group Tour; Group Tour Series Rates; NET contracted Entertainment or Encore rates; third party websites bookings (irrespective of rate paid); and "opaque" channel bookings where the brand may or may not be known at the time of purchase.
...- Qualification for all on-property Hilton Honors benefits, including complimentary Internet and MyWay benefits such as complimentary snacks and beverages, complimentary continental breakfast OR a Daily Food & Beverage Credit (varies by brand and region) and space-available upgrades, requires a confirmed reservation made through one of the following channels: Any official direct Hilton hotel brand or Hilton Honors website (for example, Hilton Honors.com, Hilton.com, Hampton.com, etc.), Hilton Reservations & Customer Care phone line (1-800-4HONORS or local Hilton reservations office), Hilton Honors or Hilton mobile application, Directly at a hotel in the Hilton Portfolio, or Through an IATA accredited retail travel agent professional ("Travel Agent") booking through a Hilton channel or the following Global Distribution Systems: Amadeus, Apollo/Galileo, Worldspan and SABRE.
- On-property benefits are not awarded in the following circumstances: Reservations booked through a non-Hilton-direct booking channel or a non-designated GDS, third party website or any other channel; Rates available on "opaque" websites where the hotel brand and specific hotel are not known until the booking is made, or Third party hotel packages or travel packages not booked through one of the eligible channels; Booking ineligible stays, (as defined in the Accrual of Points section) unless hotel contract has specific benefits included.