private void updatedepartmentsave_Click(object sender, EventArgs e) { if (updatedepartmentnametext.Text != "") { try { dept.departmentId = updatedepartmentidcomboBox.Text; dept.departmentName = updatedepartmentnametext.Text; if (deptdata.updateDepartment(dept)) { MessageBox.Show("Department Update Successfully."); } else { MessageBox.Show("Department Not Update."); } } catch (Exception ex) { MessageBox.Show(ex.Message); } } else { MessageBox.Show("Empty Input."); } }