private void createResearchItem_Click(object sender, RoutedEventArgs e) { if (_SelectedResearchData == null) { return; } int item = 0; try { item = Convert.ToInt32(researchItemText.Text); } catch (System.Exception /*ex*/) { } if (item == 0) { return; } _SelectedResearchItem = WorldWorker.CreateNewResearchItem(item); researchItemGrid.DataContext = _SelectedResearchItem; }