protected override void btnOK_Clicked(object o, System.EventArgs args) { if (!SelectedItem.CheckIsNewFormat()) { MessageError.ShowDialog(string.Format(Translator.GetString("This stock-taking cannot be edited because it is created with an older version of {0}! Only new stock-taking operations can be edited."), DataHelper.ProductName)); return; } base.btnOK_Clicked(o, args); }