private void OnNewData()
 {
     try
     {
         _dataEditor.CloseAllTabs();
         _datasetProvider.ResetSchema();
         _dataEditor.DataFileName = "";
         _applicationController.ExecuteCommand <ReloadSchemaCommand>();
     }
     catch (ReloadSchemaCommandException e)
     {
         _messageCreator.ShowError(e.Message);
     }
     catch (Exception e)
     {
         _messageCreator.ShowError(e.ToString());
     }
 }