Особенности потока или что?

function DestroyEffectTimer takes effect e returns nothing
    call PolledWait(3.00)
    call DestroyEffect(e)
    call DisplayTextToPlayer(Player(0),0,0,"destroy")
endfunction

function BansheeZombies takes unit u, boolean b returns nothing
    local location pU
    local location p
    local integer i = 0
    local unit uEffect
    if (b == true) then
    call PolledWait (1.00)
    else
    call PolledWait (7.00)
    endif
    if ((udg_end == false) and (IsUnitDeadBJ(u) == false)) then
        set pU = GetUnitLoc(u)
        set p = PolarProjectionBJ(pU, 100.00, GetUnitFacing(u))
        call RemoveLocation(pU)
        set pU = null
        set i = 0
        call DisplayTextToPlayer(Player(0),0,0,"start")
        loop
        exitwhen i > 2
            call DisplayTextToPlayer(Player(0),0,0,"1")
            set uEffect = CreateUnitAtLoc(GetOwningPlayer(u), 'n00A', p, GetUnitFacing(u))
            call DisplayTextToPlayer(Player(0),0,0,"2")
            call GroupAddUnit(udg_globalUnitGroup, uEffect)
            call DisplayTextToPlayer(Player(0),0,0,"3")
            set pU = GetUnitLoc(uEffect)
            call DisplayTextToPlayer(Player(0),0,0,"4")
            call DestroyEffectTimer(AddSpecialEffectLoc ("Abilities\\Spells\\Undead\\RaiseSkeletonWarrior\\RaiseSkeleton.mdl", pU))
            call DisplayTextToPlayer(Player(0),0,0,"5")
            call RemoveLocation(pU)
            call DisplayTextToPlayer(Player(0),0,0,"6")
            set pU = null
            call DisplayTextToPlayer(Player(0),0,0,"7")
            set uEffect = null
            call DisplayTextToPlayer(Player(0),0,0,"8")
        set i = i + 1
        call DisplayTextToPlayer(Player(0),0,0,"9")
        endloop
        call DisplayTextToPlayer(Player(0),0,0,"end")
        call RemoveLocation(p)
        call RemoveLocation(pU)
        set p = null
        set pU = null
        set uEffect = null
        set i = 0
    endif
    if ( (udg_end == false) and (IsUnitDeadBJ(u) == false) ) then
        call BansheeZombies (u, false)
    endif
endfunction