求教大佬，我mql5中调用iAlligator指标，回测的时候提示“无法加载指示器“Alligator”【4002】”，求解答。

[Tang_daxia]

我mql5中调用iAlligator指标，回测的时候提示“无法加载指示器“Alligator”【4002】”，ima指标是正常的。


#property copyright "Copyright 2023, MetaQuotes Software Corp."
#property link      "https://www.mql5.com"
#property version   "1.00"
#property strict
#property tester_indicator "indicator_name.ex5"
#property description "All the other parameters are similar to the standard Alligator." 

input int AlligatorJawPeriod = 13;
input int AlligatorTeethPeriod = 8;
input int AlligatorLipsPeriod = 5;
input int AlligatorShif = 8;
input  int AlligatorMethod = MODE_SMMA; // Smoothed Moving Average
input  int AlligatorAppliedPrice = PRICE_MEDIAN; // Median price
input int MAPeriod = 89;
input int MAMethod = MODE_EMA; // Exponential Moving Average
input int MAAppliedPrice = PRICE_CLOSE; // Close price

int OnInit()
  {
   IndicatorSetInteger(INDICATOR_DIGITS, _Digits);
   return(INIT_SUCCEEDED);
  }

void OnDeinit(const int reason)
  {
  }

void OnTick()
  {
   int jawHandle = iAlligator(NULL, PERIOD_M12, AlligatorJawPeriod, 0, AlligatorLipsPeriod, 0, AlligatorTeethPeriod, 0, MODE_SMMA, PRICE_MEDIAN);

   int teethHandle = jawHandle + 1;
   int lipsHandle = jawHandle + 2;
   
   
   int maHandle = iMA(_Symbol, PERIOD_M12, MAPeriod, 0, MODE_EMA, MAAppliedPrice);
   double jaw[], teeth[], lips[], ma[];
   ArraySetAsSeries(jaw, true);
   ArraySetAsSeries(teeth, true);
   ArraySetAsSeries(lips, true);
   ArraySetAsSeries(ma, true);

   CopyBuffer(jawHandle, 0, 0, 3, jaw);
   CopyBuffer(teethHandle, 0, 0, 3, teeth);
   CopyBuffer(lipsHandle, 0, 0, 3, lips);
   CopyBuffer(maHandle, 0, 0, 5, ma);

   bool isjawHandlegatorUp = jaw[0] > jaw[1] && teeth[0] > teeth[1] && lips[0] > lips[1];
   bool isMAUp = ma[0] > ma[1] && ma[1] > ma[2] && ma[2] > ma[3];

   if (isjawHandlegatorUp && isMAUp)
   {
       double stopLossPrice = NormalizeDouble(iLow(_Symbol, PERIOD_M12, iLowest(_Symbol, PERIOD_M12, MODE_LOW, 30, 1)), _Digits);
       double volume = 0.05;
       
       MqlTradeRequest request;
       MqlTradeResult result;
       
       ZeroMemory(request);
       
       request.action = TRADE_ACTION_DEAL;
       request.symbol = _Symbol;
       request.volume = volume;
       request.type = ORDER_TYPE_BUY;
       request.price = NormalizeDouble(SymbolInfoDouble(Symbol(),SYMBOL_ASK), _Digits);
       request.sl = stopLossPrice;
       request.tp = 0;
       request.deviation = 5;
       request.magic = 12345;
       request.expiration = 0;
       request.comment = "jawHandlegatorMA trade";
       
       OrderSend(request, result);
   }
}
//+------------------------------------------------------------------+