не могу понять как исправить ошыбку

globals
	player Pl = null
endglobals

function abc takes nothing returns boolean
	return IsUnitEnemy(GetFilterUnit(), Pl)
endfunction

function zemle takes nothing returns nothing
local unit u = GetTriggerUnit()
local group g = CreateGroup()
local real x = GetUnitX(u)
local real y = GetUnitY(u)
local real Random = GetRandomReal(0, 360)
local boolexpr d = Condition(function abc)
set Pl = GetTriggerPlayer()

call GroupEnumUnitsInRange( g, x, y, 850, d )
call ForGroup( g, function zemlee )
call UnitApplyTimedLife(CreateUnit (p, 'h007',x,y,Random),'BFiq',0.50 ) // ???

call DestroyGroup(g)
call DestroyBoolexpr(d)
set u = null
set p = null
set g = null 
set d =null
endfunction