I am developing an algorithm which heavily relies on the usage of after hours data, sepcifically in the second resolution. However, when attempting to backtest wiith after hours data, I get errors saying that there is no extended market data available. Is there no second resolution after hours data available? Note that I did set extendedMarketHours as true using:


Error is the following: "[stock] wasn't found in the TradeBars object, likely because there was no-data at this moment in time and it wasn't possible to fillforward historical data. Please check the data."