void PrioFillGrid(bool IsSearching= false)
{
    if (IsSearching)
    {
        var ddd= from p in db.PDP_Priorities
                                 where p.PriorityTitle.Contains(aski.Change(TxB_ProitirySearch.Text))
                                 orderby p.ID descending
                                 select new { p.ID, Title = p.PriorityTitle };
        if (ddd.Count() >0)// Solution1
        { DG_Priority.DataSource = ddd; }
        if (ddd != null)// Solution2
        { DG_Priority.DataSource = ddd; }
        else
        {
            DG_Priority.DataSource = from p in db.PDP_Priorities
                                     orderby p.ID descending
                                     select new { p.ID, Title = p.PriorityTitle };
        }
    }
    else
    {
        DG_Priority.DataSource = from p in db.PDP_Priorities
                                 orderby p.ID descending
                                 select new { p.ID, Title = p.PriorityTitle };
    }
}