I was testing with a strategy and it opened a position on the Sim account, and that position has stayed open and now I can't get rid of it. I can see it the Positions tab of the Control Center window every time I start NinjaTrader, and if I right click on it and Close it says Order Submitted, and then after a 10 - 20 secs a dialogue pops up that says:
"Sim101, There is no market data available to drive the simulation engine. affected Order: Sell 2 Market"
How can I close this order?
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