function run()
{
assetHistory("SPY",FROM_GOOGLE);
asset("SPY");
Stop = 10*ATR(100);
TakeProfit = 1*ATR(100);
// open new trade at random after last trade hit its target
if(NumOpenTotal == 0) {
if(random() < 0)
enterShort();
else
enterLong();
}
}

it raises
error 014 ATR needs LookBack 140>80!
How to correct it?.