C#

bool InitialiseDepartments()
{
   rmDepartments = (IUserList)Activator.GetObject(typeof(IUserList),
		      System.Configuration.ConfigurationManager.AppSettings
		      ["UserListUrl"]);
   try
   {
      dsDepartments = null;
      dsDepartments = rmDepartments.GetDepartments();
      bsDepartments.DataSource = dsDepartments;
      bsDepartments.DataMember = "Departments";
      dgvDepartments.DataSource = bsDepartments;
      dgvDepartments.Refresh();
   }
   catch (Exception ex)
   {
      ShowError("Unable to load Departments. " +
                "Server possibly not running. \n\n" +
		"System Error: " + ex.Message);
      return false;
   }
   return true;
}

Validate();
BindingContext[dsDepartments, "Departments"].EndCurrentEdit();
DataSet changes = dsDepartments.GetChanges();
if(changes != null)

dsDepartments.AcceptChanges();
dsDepartments = null;
dsDepartments = rmDepartments.GetDepartments();//  Do this because of identity column which must be updated
dgvDepartments.Refresh();

private void mnuFileNew_Click(object sender, EventArgs e)
{
    //create a new Item form
    frmAddItem addItem = new frmAddItem();

    addItem.MdiParent = this;
    addItem.ShowInTaskbar = false;
    addItem.Show();
}

private void frmAddItem_Load(object sender, EventArgs e)
{
    //GetEnumerations
    GetEnumerations();
    //Bind the Combos
    BindCombos();

    //set the length of the barcode textbox
    int maxLength = int.Parse(RegistryHelper.ReadSettingFromRegistry(@"Inventory\Barcode\C39\Length"));
    txtBarcode.MaxLength = maxLength;
}

GetEnumerations()