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ERR_INVALID_PRICE 129 Invalid bid or ask price, perhaps, unnormalized price. After 5-second (or more) delay, it is necessary to refresh data using the RefreshRates function and make a retry. If the error does not disappear, all attempts to trade must be stopped, the program logic must be changed.
bool RefreshRates( ) Refreshing of data in pre-defined variables and series arrays. This function is used when expert advisor has been calculating for a long time and needs data refreshing. Returns TRUE if data are refreshed, otherwise returns FALSE. The only reason for data cannot be refreshed is that they are the current data of the client terminal.
AccountBalance, AccountCompany, AccountCredit, AccountCurrency, AccountEquity, AccountFreeMargin, AccountLeverage, AccountMargin, AccountName, AccountNumber, AccountProfit, AccountServer, Alert, CharToStr, Comment, Day, DayOfWeek, DayOfYear, DoubleToStr, GetTickCount, HideTestIndicators, Hour, IndicatorCounted, IsConnected, IsDemo, IsDllsAllowed, IsExpertEnabled, IsLibrariesAllowed, IsOptimization, IsStopped, IsTesting, IsTradeAllowed, IsTradeContextBusy, IsVisualMode, MathAbs, MathArctan, MathCeil, MathCos, MathExp, MathFloor, MathLog, MathMax, MathMin, MathPow, MathRand, MathRound, MathSin, MathSrand, MathTan, Minute, Month, NormalizeDouble, ObjectsDeleteAll, ObjectsTotal, OrderSelect, OrdersHistoryTotal, Period, Print, RefreshRates, Seconds, SetLevelStyle, StringConcatenate, StrToTime, StrToDouble, Symbol, TerminalCompany, TerminalName, TerminalPath, TimeCurrent, TimeDay, TimeDayOfWeek, TimeDayOfYear, TimeHour, TimeLocal, TimeMinute, TimeMonth, TimeSeconds, TimeToStr, TimeYear, UninitializeReason, WindowBarsPerChart, WindowFirstVisibleBar, WindowPriceOnDropped, WindowRedraw, WindowTimeOnDropped, WindowsTotal, WindowOnDropped, WindowXOnDropped, WindowYOnDropped, Year
To have a safe and quick access to these data, client terminal provides local copies of predefined variables for each launched program separately. These data are updated at every launch of an attached expert or a custom indicator automatically or using the RefreshRates() function call.
The latest known buyer's price (offer price, bid price) of the current symbol. The RefreshRates() function must be used to update. See also MarketInfo(). Sample:
The latest known seller's price (ask price) for the current symbol. The RefreshRates() function must be used to update. See also MarketInfo(). Sample:
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