[SCRIPT] Wooden Board Block destroy script

[MaksoPL]

My script to that:
void OnStart
{
AddUseItemCallback("","ham1","board1","ActivateBrokenBoards",false);
}
void ActivateBrokenBoards(string &in asItem, string &in asEntity)
{
SetEntityActive("board1",false);
SetEntityActive("boardb1",true);
RemoveItem("Ham1");
GiveSanityBoostSmall();
CreateParticleSystemAtEntity("","ps_cog_stone.ps","BoardParticles", false);
CreateParticleSystemAtEntity("","ps_break_mansionbase_wall.ps","BoardParticles",false);
PlaySoundAtEntity("","player_crouch","Player",0.0f,false);
PlaySoundAtEntity("","break_wood.snt","Player",0.0f,true);
}

And i testing map: main (2,1) : Err :Expected "(".