Same-Bar-Exit-worked-for-only-one-position-Solved

CODE:
using System;
using WealthLab.Backtest;
using WealthLab.Core;
using WealthLab.Data;
using WealthLab.PowerPack;

namespace WealthScript5 
{
    public class SameBarExit : UserStrategyBase
    {
      // **** EXAMPLE  FOR TQQQ ONLY ****
        public override void Initialize(BarHistory bars)
        {
         PlotStopsAndLimits(3);
         StartIndex = 1;
         _nso = new(bars);
         PlotStopsAndLimits(3);
        }

        public override void Execute(BarHistory bars, int idx)
      {    
            if (!HasOpenPosition(bars, PositionType.Long))
            {
            if (bars.DateTimes[idx] == _dte)
            {
               PlaceTrade(bars, TransactionType.Buy, OrderType.Market, 0, 0);               
               PlaceTrade(bars, TransactionType.Buy, OrderType.Limit, _nso[idx] * 0.98, 1);               
            }
            }
            else
            {   
            Position p = FindOpenPosition(0);
            if (p != null)
               if (idx - p.EntryBar > 10)
                  _t = PlaceTrade(bars, TransactionType.Sell, OrderType.MarketClose, 0, "MOC - 0");

            p = FindOpenPosition(1);
            if (p != null)
               if (idx - p.EntryBar > 10)
                  _t = PlaceTrade(bars, TransactionType.Sell, OrderType.MarketClose, 0, "MOC - 1");                  
            }
        }

        public override void AssignAutoStopTargetPrices(Transaction t, double basisPrice, double executionPrice)
        {
         t.AutoProfitTargetPrice = executionPrice * 1.20; 
        }

        Transaction _t;
      DateTime _dte = new DateTime(2025, 4, 4);
      NextSessionOpen _nso;
    }
}