Public Class frmDienstAuswahl Public list As List(Of cDienstAbwesendheitenKW) Public kw_id As Integer = -1 Private Sub frmDienstAuswahl_Load(sender As Object, e As EventArgs) Handles Me.Load For Each l In list DataGridView.Rows.Add(New Object() {l.dstnk_grund & ": " & l.dstnk_info, l.dstnk_id}) Next End Sub Private Sub DataGridView_CellDoubleClick(sender As Object, e As DataGridViewCellEventArgs) Handles DataGridView.CellDoubleClick If DataGridView.SelectedCells.Count > 0 Then kw_id = DataGridView.Rows(e.RowIndex).Cells("clmnId").Value Me.Close() End If End Sub End Class