Challenge dont work

Platform: ps4 / disc
Location: dartmoore
Cant get the challenge for o find this amoosing
(Please note if you are attempting to bring a bug or a technical issue to IO Interactive’s support team’s attention - the best place to post this information is the #player-support category

You may particularly want to check the Known Issues thread:

Why you can’t get it? What are you doing to get it? Are you sure you doing things right to get the challenge?
Tell us more so we could help you

I do the mission with the detective until i reach her office. I sneaked up the stairs shoot down the chandilear whene she talked on the Phone. And I have tried the same thing whene she cross the hallway to drink her Coffee. Nothing pops up. Even did the same thing in my own contract. Nothing at all