B777 Undifferentiated or Other Model
Flight Crew Air Transport Pilot (ATP)
Communication Breakdown; Situational Awareness
Deviation / Discrepancy - Procedural FAR; Deviation / Discrepancy - Procedural Hazardous Material Violation; Deviation / Discrepancy - Procedural Published Material / Policy; Flight Deck / Cabin / Aircraft Event Other / Unknown
General None Reported / Taken
Procedure
I was notified that our flight to ZZZ; had Dangers Goods (DG) in 1L that was not properly documented as being ADG.  It appears that the DG was properly manifested to the Unit Loading Device (ULD); but the [ramp] agent did not manifest that DG to our flight.
Boeing 777 Captain reported dangerous goods on board were not properly documented for the flight.