lua error, in relation to:

SuperTankDomeInfiltrated = function()

Fatal Lua Error: [string "BindingSupport.lua"]:30: Unable to convert parameter 0 to Int32
(rest of message was lost, need to reproduce)




and:

CreateDemitri = function()

lua log:

Fatal Lua Error: [string "BindingSupport.lua"]:30: Unable to convert parameter 0 to Int32
   ved OpenRA.Scripting.ScriptContext.FatalError(String message)
   ved OpenRA.Mods.Common.Scripting.TriggerGlobal.<>c__DisplayClass14.<OnEnteredFootprint>b__13(Actor a)
   ved OpenRA.Mods.Common.Traits.ActorMap.CellTrigger.Tick(ActorMap actorMap)
   ved OpenRA.Mods.Common.Traits.ActorMap.OpenRA.Traits.ITick.Tick(Actor self)
   ved OpenRA.World.<Tick>b__b(TraitPair`1 x)
   ved OpenRA.WorldUtils.DoTimed[T](IEnumerable`1 e, Action`1 a, String text)
   ved OpenRA.World.Tick()
   ved OpenRA.Game.InnerLogicTick(OrderManager orderManager)
   ved OpenRA.Game.LogicTick()
   ved OpenRA.Game.Loop()
   ved OpenRA.Game.Run()
   ved OpenRA.Game.InitializeAndRun(String[] args)
   ved OpenRA.Program.Main(String[] args)



Not consistently reproducible. Issue needs more clues.