[Unable to open Pistol Riven Mod]

My Riven says to open 3 caches with an active sentinel present. I have "completed" and even get the 10,000xp for it, but when I finish the mission it still says 0/3.

[Warframe Builder]

Toggle switch for Arcanes on weapons.

Would like to add a option to add arcane buffs to weapons in order to see the stat changes for those weapons if the arcane procs.