LIve deployment: error message: BrokerageModel declared unable to submit order: [1] Warning - Code: NotSupported - The TradierBrokerageModel does not support MarketOnOpen order type. Only supports [Limit,Market,StopMarket,StopLimit]

here is my code:

 self.DefaultOrderProperties.TimeInForce = TimeInForce.GOOD_TIL_CANCELED

 

order code:

            security_exchange_hours = self.securities[symbol].exchange.hours


 

                is_open_now = security_exchange_hours.is_open(self.time, extended_market_hours=False)

                is_open_date = security_exchange_hours.is_date_open(self.time, extended_market_hours=False)



 

                #if self.IsMarketOpen(symbol):

                if is_open_date:

                #if 1:


 

                    ticket=self.MarketOrder(symbol, shares)