private void EditToolStripMenuItem_Click(object sender, EventArgs e) { if (lv.SelectedItems.Count > 0) { pnlops.Controls.Clear(); String dateoftheyear = lv.SelectedItems[0].SubItems[1].Text; Day_Marker dm = new Day_Marker(); day_marker_update c = new day_marker_update(); // MessageBox.Show(dateoftheyear); c.dm = dm.SELECT_BY_DATE(dateoftheyear); c.Width = pnlops.Width; pnlops.Height = c.Height; pnlops.Controls.Add(c); } else { MessageBox.Show("Nothing Selected"); } }