private void PatientinfolinkLabel_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e) { pdataGridView.DataSource = null; pdataGridView.Rows.Clear(); List <Patient> plist = da.patientdatagrid(); foreach (var item in plist) { pdataGridView.Rows.Add(item.Name, item.Contactno, item.Status, item.RoomNo, "details", "edit", "checkout", item.id); } pinfopanel.Visible = true; }