Helppp

Hey everyone I need help as I don't know what to do I am playing all the mods 10 I have found netherite in a bastion and located a deep dark city and found all the mods inget which I mined but for some reason it says I completed it but it hasn't unlocked so I am just wondering if there's a can and I can use to forcefully open it I have cheats enabled for situations like this plzzz help