Private Sub CommandButton1_Click()
Dim nextRowB As Long
With ThisWorkbook.Sheets("Liste")
nextRowB = .Cells(.Rows.Count, "B").End(xlUp).Row + 1
.Cells(nextRowB, "B").Resize(, 2).Value = Array(Me.txtB.Value, Me.txtN.Value)
End With
'Clear the data entry fields on the userform
Me.txtB.Value = ""
Me.txtN.Value = ""
End Sub