So due to some boredom, I was going through all my old game history trying to find my first killionaire - after about an hour of searching, I found the match, only when I click to Bookmark the Film it pops up a message saying “This Film No Longer Exists.” I was able to bookmark a couple other films that were older than this one so I don’t understand why I can’t bookmark this one…any answers would be great so I could save my first killionaire 
Here is the link to the game if that helps:
https://www.halowaypoint.com/en-us/games/halo-5-guardians/xbox-one/mode/arena/matches/77ff5dec-5b8d-477a-8d5b-18506b135eb6/players/xgc%20buffy%20anne?gameHistoryMatchIndex=982&gameHistoryGameModeFilter=Arena
Thank you!