Error bij nieuw project

Reference to class 'ApplicationClass' is not allowed when its assembly is linked using No-PIA mode.

Imports Word = Microsoft.Office.Interop.Word
Imports Access = Microsoft.Office.Interop.Access
Imports Excel = Microsoft.Office.Interop.Excel
Imports System.Runtime.InteropServices
Public Class Form1
    Inherits System.Windows.Forms.Form
    Private Sub InitForm()
        ComboBox1.DropDownStyle = ComboBoxStyle.DropDownList
        Dim a As String() = {"Access", "Excel", "PowerPoint", "Word"}
        ComboBox1.Items.AddRange(a)
        ComboBox1.SelectedIndex = 0
    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Select Case ComboBox1.SelectedItem
            Case "Access"
            Case "Excel"
            Case "PowerPoint"
            Case "Word"

                Dim oWord As Word.ApplicationClass

                'Start Word and open the document.
                oWord = CreateObject("Word.Application")
                oWord.Visible = True
                oWord.Documents.Open("C:\Users\Willem-laptop\Documents\Doc1.doc")

                'Run the macros.
                oWord.Run("DoKbTest")
                oWord.Run("DoKbTestWithParameter", "Hello from VB .NET Client")

                'Quit Word.
                oWord.Quit()
                System.Runtime.InteropServices.Marshal.ReleaseComObject(oWord)
                oWord = Nothing
        End Select
    End Sub

    Private Sub Form1_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
        InitForm()
    End Sub
End Class