Imports System.ComponentModel Public Class frmMain Private _dataPath As String = "Eintraege.xml" Private Sub frmMain_Closing(sender As Object, e As CancelEventArgs) Handles Me.Closing Me.GästeDataSet.WriteXml(_dataPath) End Sub Private Sub frmMain_Load(sender As Object, e As EventArgs) Handles MyBase.Load Try Me.GästeDataSet.ReadXml(_dataPath) Catch ex As Exception ' do nothing, that file gets created when we close the application ;) End Try End Sub Private Sub InfoToolStripMenuItem_Click(sender As Object, e As EventArgs) Handles InfoToolStripMenuItem.Click Dim oForm As New frmAbout() oForm.ShowDialog() oForm.Dispose() oForm = Nothing End Sub End Class