Please provide the following when creating the Ticket:

Game Version number: exp 1.3.0.102
Modded?: No (Yes/No)
If modded, please list the mods:

Issue Description: Nothing happens when trying to press this button in the mortar optic. In the video below, I first use Updated preset and then Legacy preset. Observe that it only changes with the Updated preset, even though the function has a keybind also on Legacy.