Thanks for the reply. At the moment no errors of this type appear. Even the market data returns them well.
Yes, we are evaluating going for this option. I also understand it is a data that should be returned by the method reqMktData
I have been using the TWS API and I found that some symbols do not return the previous closing price. I request 15 symbols and randomly for some the price of the previous closing is not returned. The rest of the stream (bid, ask, etc.) returns ok.
If I run the request again, the price of the...