Sell order occurred with the price never existed.

With equity TQQQ

stockPicked = self.AddEquity("TQQQ", Resolution.Minute) 
stockPicked.SetDataNormalizationMode(DataNormalizationMode.Adjusted)
self.SetBrokerageModel(BrokerageName.InteractiveBrokersBrokerage, AccountType.Margin)

def OnData(self, data: Slice):
	#....
	self.SetHoldings(self.stock, percentage= 1, liquidateExistingHoldings=False, tag= "bb=" + str(self.bb.LowerBand.Current.Value))
                    

Backtest Order executed on 2021-11-23 11 am at $81.223 (This is lower than the lowest price on the date)
But, according to Trading view the lowest price on the date is $81.41

235962_1682381446.jpg

 

235962_1682381636.jpg

Is this a bug? Or Did I configure something wrong?