private void bindgrid() { DataTable dt = null; BLWarehouse objBL = new BLWarehouse(); dt = objBL.BindFullGrid(); if (dt.Rows.Count > 0) { dgvWarehouse.DataSource = dt; } else { dgvWarehouse.DataSource = null; } dgvWarehouse.Refresh(); dgvWarehouse.Show(); { dgvWarehouse.DataSource = dt; dgvWarehouse.Columns[0].HeaderCell.Value = "Warehouse Name"; dgvWarehouse.Columns[1].HeaderCell.Value = "Location"; dgvWarehouse.AllowUserToAddRows = false; dgvWarehouse.AllowUserToDeleteRows = false; dgvWarehouse.Refresh(); dgvWarehouse.Show(); } }