private void DamageButton_Click(object sender, EventArgs e)
        {
            // ******* getting StockOutTye form Enum
            foreach (var stockOut in stockOutAddList)
            {
                stockOut.StockOutType = Convert.ToInt32(StockOut.StockOutTypeEnum.Damage);
            }


            // ******* getting StockOutTye form Enum
            int listCount = stockOutAddList.Count;

            if (listCount != 0)
            {
                bool msg = true;
                foreach (StockOut st in stockOutAddList)     // StockOutList Looping here
                {
                    bool isAdded = _stockOutManager.DamageAdd(st);

                    if (isAdded)
                    {
                        if (msg)
                        {
                            MessageBox.Show("Successfully Executed for Damage");
                            msg = false;
                        }
                    }
                    else
                    {
                        if (msg)
                        {
                            MessageBox.Show("Sorry! Executed failed");
                            msg = false;
                        }
                    }
                }    // End loop of List here
                stockOutAddList.Clear();
                stockOutdisplayList.Clear();
                itemStockOutDataGridView.DataSource = null;
            }
            else
            {
                MessageBox.Show("Add atleast One Item.");    // If List is empty then show message
            }
        }