[Embers] Allied tactical AI causes lua errors.

[Vismooth]

Here's the error, as stated in te4_log:
Lua Error: /mod/ai//tactical.lua:125: bad argument #1 to 'pairs' (table expected, got function)
At [C]:-1
At [C]:-1 pairs
At /mod/ai//tactical.lua:125 runAI
At /mod/ai//tactical.lua:435 runAI
At /mod/ai//party.lua:36 doAI
At /mod/class/NPC.lua:72 act
At /engine/GameEnergyBased.lua:129 tickLevel
At /engine/GameEnergyBased.lua:64 tick
At /engine/GameTurnBased.lua:51 tick
At /mod/class/Game.lua:1277

Keeps occurring when you get allied friendly orc followers in Sunwall Outpost. Happens on Alchemist, too.