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var _rsi = new RelativeStrengthIndex(_CustomSymbol, 20);
var Cons = new IdentityDataConsolidator();
RegisterIndicator(_CustomSym, _rsi, Cons, x => x.Value);
Runtime Error: Object reference not set to an instance of an object
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4
public class MyAlgorithm : QCAlgorithm
{
public Indicator _myIndicator;
public override void Initialize()
{
// ... init logic goes here
var _myIndicator = // initialize indicator
// the problem with the above line is it defined a new '_myIndicator' variable
// within the function vs using the class level '_myIndicator' variable defined
// above causing a null reference exception when attempting to access it
}
public void OnData(TradeBars data)
{
// this line will ALWAYS throw because we never set 'this._myIndicator'
if (!_myIndicator.IsReady) return false;
}
}The material on this website is provided for informational purposes only and does not constitute an offer to sell, a solicitation to buy, or a recommendation or endorsement for any security or strategy, nor does it constitute an offer to provide investment advisory services by QuantConnect. In addition, the material offers no opinion with respect to the suitability of any security or specific investment. QuantConnect makes no guarantees as to the accuracy or completeness of the views expressed in the website. The views are subject to change, and may have become unreliable for various reasons, including changes in market conditions or economic circumstances. All investments involve risk, including loss of principal. You should consult with an investment professional before making any investment decisions.
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