Стоп сработал сразу после входа

using System;
using System.Diagnostics;
using Ecng.ComponentModel;
using StockSharp.Algo;
using StockSharp.Algo.Strategies;
using StockSharp.BusinessEntities;
using StockSharp.Logging;

namespace Fisher
{
    internal class SmartTakeProfitStrategy : TakeProfitStrategy
    {
        private readonly MyTrade _trade;
        private decimal StopPrice { get; set; }
        private decimal Lastprice { get; set; }

        public SmartTakeProfitStrategy(MyTrade trade, Unit protectiveLevel)
            : base(trade, protectiveLevel)
        {
            _trade = trade;
            StopPrice = (decimal)protectiveLevel;
        }

        protected override decimal BestPrice
        {
            get { return Security.LastTrade.Price; }
        }


        private decimal GetProtectivePrice()
        {            
            return StopPrice;
        }        

        protected override decimal NeedQuoting(decimal currentPrice, decimal currentVolume, Range<decimal> acceptablePriceRange, decimal newVolume)
        {
            if (BestPrice == Lastprice || currentPrice != 0) return 0;
            var price = GetProtectivePrice();

            if (!ExchangeBoard.Forts.IsTradeTime(LoggingHelper.Now))
            {
                return 0;
            }

            if (_trade.Order.Direction == OrderDirections.Buy)
            {
                if (BestPrice >= price - 200)
                {
                    this.AddWarningLog("Отправляю заявку на выход по тейку уровень = {0}", price);
                    Lastprice = BestPrice;
                    return price;
                }
            }
            else if (_trade.Order.Direction == OrderDirections.Sell)
            {
                if (BestPrice <= price + 200)
                {
                    this.AddWarningLog("Отправляю заявку на выход по тейку уровень = {0}", price);
                    Lastprice = BestPrice;
                    return price;
                }
            }
            Lastprice = BestPrice;
            return 0;
        }
    }
}

28.03.2013 16:38:24 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140260 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:24 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140260 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:24 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140250 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 3 28.03.2013 16:38:24 Отправляю заявку на выход по стопу уровень = 138760.00 28.03.2013 16:38:24 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140260 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:24 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140260 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:24 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140260 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:24 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140260 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:24 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140260 Lastprice = 140260 currentPrice = 134040 currentVolume = 3 acceptablePriceRange = newVolume = 3 Вышли STR. Price = 140250 V = 3 Остановка STR. Сделка закрыта. 28.03.2013 16:38:24 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140260 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:24 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140260 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:25 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140250 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:25 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140250 Lastprice = 140260 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:25 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140250 Lastprice = 140250 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:25 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140250 Lastprice = 140250 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1 28.03.2013 16:38:25 StopLoss GetProtectivePrice = 138760,00 BestPrice = 140250 Lastprice = 140250 currentPrice = 0 currentVolume = 0 acceptablePriceRange = newVolume = 1

protected override decimal NeedQuoting(decimal currentPrice, decimal currentVolume, Range<decimal> acceptablePriceRange, decimal newVolume)
        {
            Debug.WriteLine(LoggingHelper.Now + "     StopLoss" + "   GetProtectivePrice = " + GetProtectivePrice() + "   BestPrice = " + BestPrice + "   Lastprice = " + Lastprice + "   currentPrice = " + currentPrice + "   currentVolume = " + currentVolume + "   acceptablePriceRange = " + acceptablePriceRange + "   newVolume = " + newVolume);
            if (BestPrice == Lastprice || currentPrice != 0) return 0;
            var price = GetProtectivePrice();

            if (!ExchangeBoard.Forts.IsTradeTime(LoggingHelper.Now))
            {
                this.AddWarningLog("StopLoss - не рабочее время - LastTrade = " + BestPrice + " LastPrice = " + Lastprice);
                return 0;
            }
            if (_trade.Order.Direction == OrderDirections.Buy)
            {
                if (BestPrice <= price)
                {
                    this.AddWarningLog("Отправляю заявку на выход по стопу уровень = {0}", price);
                    Lastprice = BestPrice;
                    return Security.MinPrice;
                }
            }
            else if (_trade.Order.Direction == OrderDirections.Sell)
            {
                if (BestPrice >= price)
                {
                    this.AddWarningLog("Отправляю заявку на выход по стопу уровень = {0}", price);
                    Lastprice = BestPrice;
                    return Security.MaxPrice;
                }
            }
            Lastprice = BestPrice;
            return 0;
        }

protected override decimal NeedQuoting(decimal currentPrice, decimal currentVolume, Range<decimal> acceptablePriceRange, decimal newVolume)
        {
            Debug.WriteLine(LoggingHelper.Now + "   GetProtectivePrice = " + GetProtectivePrice() + "   BestPrice = " + BestPrice + "   Lastprice = " + Lastprice + "   currentPrice = " + currentPrice + "   currentVolume = " + currentVolume + "   acceptablePriceRange = " + acceptablePriceRange + "   newVolume = " + newVolume);
            if (BestPrice == Lastprice || currentPrice != 0) return 0;
            var price = GetProtectivePrice();

            if (_trade.Order.Direction == OrderDirections.Buy)
            {
                if (BestPrice >= price - 100)
                {
                    Debug.WriteLine(LoggingHelper.Now + "   return" + "   GetProtectivePrice = " + GetProtectivePrice() + "   BestPrice = " + BestPrice + "   Lastprice = " + Lastprice + "   currentPrice = " + currentPrice + "   currentVolume = " + currentVolume + "   acceptablePriceRange = " + acceptablePriceRange + "   newVolume = " + newVolume);
                    Debug.WriteLine(LoggingHelper.Now + "   Отправляю заявку на выход уровень = {0}", price);
                    this.AddWarningLog("Отправляю заявку на выход уровень = {0}", price);
                    Lastprice = BestPrice;
                    return price;
                }
            }
            else if (_trade.Order.Direction == OrderDirections.Sell)
            {
                if (BestPrice <= price + 100)
                {
                    Debug.WriteLine(LoggingHelper.Now + "   return" + "   GetProtectivePrice = " + GetProtectivePrice() + "   BestPrice = " + BestPrice + "   Lastprice = " + Lastprice + "   currentPrice = " + currentPrice + "   currentVolume = " + currentVolume + "   acceptablePriceRange = " + acceptablePriceRange + "   newVolume = " + newVolume);
                    Debug.WriteLine(LoggingHelper.Now + "   Отправляю заявку на выход уровень = {0}", price);
                    this.AddWarningLog("Отправляю заявку на выход уровень = {0}", price);
                    Lastprice = BestPrice;
                    return price;
                }
            }
            Lastprice = BestPrice;
            return 0;
        }