achievements not unlocking post update

basically i have 2 achievements still not unlocking after the update they are get all gold medals and complete all bonus objectives so i assume i have to trigger it in some way which i obviously i cant do because i cant get any more medals or bonus objectives so their anything i might be able to do?

Hey OP, please log any achievement issues you have in this thread:
https://www.halowaypoint.com/en-us/forums/f0258e8001734968984e8b56990f8daf/topics/achievement-problems-details-please/4338b5a1-4fce-4fe5-ad99-84af2a6699b0/posts