i cannot interact with a npc, so i cant finish my quest

trying to talk to quartermaster hebert but it seems i cant interact with him at all, which makes it impossible to finish my quest. pls help

Hello @stiangizmo
Which platform are you on? Are you a PC player?
Would you mind taking a screenshot of the scene? Does it affect only this NPC or did you notice that you couldn't speak to some of the NPCs in cities?
Thanks, have a great one!