OnTick
{

  if(previousBar!=Time[0])
     {
      previousBar=Time[0];
     }
   else
     {
      return;
     }

}

<code>if(t!=Time[0] && TimeSession(StartHour,StartMin,StopLoss,StopLoss,TimeCurrent()))
     {
      if(buy && CountTrades(0)<1)
        {
         PutOrder(0,Ask);
        }
      if(sell && CountTrades(1)<1)
        {
         PutOrder(1,Bid);
        }
      ModifyOrders();
      t=Time[0];
     }
 </code>

double totalProfitPercentage = 0.0;

    for (int i = OrdersTotal() - 1; i >= 0; i--)
    {
        if (OrderSelect(i, SELECT_BY_POS, MODE_TRADES))
        {
            if (OrderSymbol() == Symbol() && OrderMagicNumber() == Magic)
            {
                if (OrderType() <= OP_SELL)
                {
                    totalProfitPercentage += OrderProfit() / AccountBalance() * 100.0;
                }
            }
        }
    }

    if (totalProfitPercentage >= targetProfitP)
    {
        CloseAllOrdersIfProfitReached(targetProfitP);
    }

    double profit = 0;
    profit = OrderProfit() + OrderSwap() + OrderCommission();

void CloseAllOrdersIfProfitReached(double totalProfitP)
{
    double accountBalance = AccountBalance();
    double targetProfit = accountBalance * (totalProfitP / 100.0);

    for (int i = OrdersTotal() - 1; i >= 0; i--)
    {
        if (OrderSelect(i, SELECT_BY_POS, MODE_TRADES))
        {
            if (OrderSymbol() == Symbol() && OrderMagicNumber() == Magic)
            {
                if (OrderType() <= OP_SELL)
                {
                    double orderProfit = OrderProfit();
                    targetProfit -= orderProfit;

                    if (targetProfit <= 0)
                    {
                        if (OrderClose(OrderTicket(), OrderLots(), MarketInfo(OrderSymbol(), MODE_BID), Slippage, clrRed))
                        {
                            Print("Order closed: ", OrderTicket());
                        }
                        else
                        {
                            Print("Failed to close order: ", OrderTicket(), ", Error: ", GetLastError());
                        }
                    }
                }
            }
        }
    }
}