Thanks again

Thanks for the reply. I was hoping for a way around adding symbols manually but will give it a shot on a few and see if it fixes the problem. I had been using IQ Feed for backtest data but switched to IB. Maybe I should switch back. Do you use IQ Feed data for real time order execution through IB or...

Hello. I'm using IB as my data provider and getting "no security definition" errors for most NASDAQ and OTC securities during backtest. All settings look correct in the Broker Profile and Data Source and I have the correct market data subscription through IB. I'm assuming I need to map the symbols t...