Vb .net 2005 Bindingnavigator Help

Public Class Form1

    Private Sub CFRecordsBindingNavigatorSaveItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
        Me.Validate()
        Me.CFRecordsBindingSource.EndEdit()
        Me.CFRecordsTableAdapter.Update(Me.KVCFDataSet.CFRecords)

    End Sub


    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        'TODO: This line of code loads data into the 'KVCFDataSet.CFRecords' table. You can move, or remove it, as needed.
        Me.CFRecordsTableAdapter.Fill(Me.KVCFDataSet.CFRecords)
        NameTextBox.Focus()
        NameTextBox.Text = ""
        AgeTextBox.Text = ""
        GenderTextBox.Text = ""
        NationalityTextBox.Text = ""
        UniversityCompanyTextBox.Text = ""
        EmailIDTextBox.Text = ""
        SpecializationTextBox.Text = ""



    End Sub

    'Private Sub btenter_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btenter.Click

    '    Me.Validate()
    '    Me.CFRecordsBindingSource.EndEdit()
    '    Me.CFRecordsTableAdapter.Update(Me.KVCFDataSet.CFRecords)
    '    NameTextBox.Text = ""
    '    'AgeTextBox.Text = ""
    '    GenderTextBox.Text = ""
    '    NationalityTextBox.Text = ""
    '    UniversityCompanyTextBox.Text = ""
    '    EmailIDTextBox.Text = ""
    '    SpecializationTextBox.Text = ""
    '    NameTextBox.Focus()

    '    'Dim nrow As DataRow = KVCFDataSet.CFRecords.NewRow

    '    'nrow("Name") = NameTextBox.Text
    '    'nrow("Age") = CInt(AgeTextBox.Text)
    '    'nrow("Gender") = GenderTextBox.Text
    '    'nrow("Nationality") = NationalityTextBox.Text()
    '    'nrow("UniversityCompany") = UniversityCompanyTextBox.Text
    '    'nrow("EmailID") = EmailIDTextBox.Text
    '    'nrow("Specialization") = SpecializationTextBox.Text

    '    'KVCFDataSet.CFRecords.Rows.Add(nrow)
    '    'Me.CFRecordsTableAdapter.Update(Me.KVCFDataSet.CFRecords)
    'End Sub

    'Private Sub CFRecordsBindingSource_AddingNew(ByVal sender As Object, ByVal e As System.ComponentModel.AddingNewEventArgs) Handles CFRecordsBindingSource.AddingNew
    '    Dim newrow As KVCFDataSet.CFRecordsRow
    '    newrow = KVCFDataSet.CFRecords.NewRow
    '    newrow.Name = NameTextBox.Text
    '    newrow.Age = AgeTextBox.Text
    '    newrow.Gender = GenderTextBox.Text
    '    newrow.Nationality = NationalityTextBox.Text
    '    newrow.UniversityCompany = UniversityCompanyTextBox.Text
    '    newrow.EmailID = EmailIDTextBox.Text
    '    newrow.Specialization = SpecializationTextBox.Text
    '    KVCFDataSet.CFRecords.AddCFRecordsRow(newrow)
    '    e.NewObject = newrow
    '    CFRecordsBindingSource.Position = CFRecordsBindingSource.Count - 1
    'End Sub

    Private Sub BindingNavigatorAddNewItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BindingNavigatorAddNewItem.Click

    End Sub

    Private Sub SpecializationTextBox_KeyDown(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles SpecializationTextBox.KeyDown
        If e.KeyCode = Keys.Enter Then
            Me.BindingNavigatorAddNewItem_Click(sender, e)
            'BindingNavigatorAddNewItem_Click(sender, e)
        End If
    End Sub

    Private Sub SpecializationTextBox_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles SpecializationTextBox.TextChanged

    End Sub
End Class

CFRecordsBindingSource.AddNew()

Me.CFRecordsTableAdapter.Fill(Me.KVCFDataSet.CFRecords)