how to add the combobox to the header column of the datagridview

[Rekha Sharma]

Private Sub DGVColumnHeader_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Me.DataGridView1.DataSource = Me.bs
        Dim i As Integer = -1
DataGridView1.Columns.Add("Name", "Product Name")
        DataGridView1.Columns.Add("Description", "Description")
        DataGridView1.Columns.Add("Price", "Price")
        '---create a new bindingsource control---
        Dim bindingsource As New BindingSource
        '---add the items into the control---
        bindingsource.Add("Type A")
        bindingsource.Add("Type B")
        bindingsource.Add("Type C")
Dim myDataGridViewComboBox As New DataGridViewComboBoxCell
        myDataGridViewComboBox.Items.Add("Item 1")
        myDataGridViewComboBox.Items.Add("Item 2")
        myDataGridViewComboBox.Items.Add("Item 3")
        'Me.DataGridView1(-1,1)=myDataGridViewComboBox//errorIndex was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index

[Rabbit]

I have no idea what your question is. Your title says one thing but you post an error code that says something else. What is your actual question?