private void deletar_Click(object sender, EventArgs e) { foreach (DataGridViewRow row in dataGridExercicios.SelectedRows) { try { FichaDetalhe fichaDet = new FichaDetalhe(); fichaDet.Id = Convert.ToInt16(dataGridExercicios.CurrentRow.Cells[0].Value); fichaDet.delete(); dataGridExercicios.Rows.Remove(row); } catch (Exception ex) { MessageBox.Show(ex.Message); } } }