With the addition of the Grand Assault, the Joint Firing Drill button was moved to the top half of where the Tactical Challenge button previously was, and the new Tactical Challenge button is only the lower half. So, whenever AAS tries to open Tactical Challenge, it opens Joint Firing Drill instead.
With the addition of the Grand Assault, the Joint Firing Drill button was moved to the top half of where the Tactical Challenge button previously was, and the new Tactical Challenge button is only the lower half. So, whenever AAS tries to open Tactical Challenge, it opens Joint Firing Drill instead.
Old UI (screenshot taken from https://github.com/TheFunny/ArisuAutoSweeper/issues/1)
The new UI looks like this