how to code for : trade ONLY on a close of the current candle - page 2

[[Deleted]]

I even tried it like this : (but i get 2 error codes :

1 :" Unknown ticket 28 for ordermodification function" and

2: " ordermodify error 4108"

//-------------------------TRAILING STOP CRITERIA-----------------------------------//
if (type==OP_BUY)
{
OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES);
{
if(Bid-TrailingStop*Point> css-TrailingStop*Point)
{
OrderModify(ticket,price,Bid-TrailingStop*Point,0,Green);

return(0);
}
else if (type==OP_SELL)
{
OrderModify(ticket,price,Ask+TrailingStop*Point,0,Green);
return(0);
}
}
}
}
}
}
return(0);
}

//+----------------------------------------------------------------+