[احمد خطاب]

عند تحميل قاعدة البيانات فى اللابل او التيكست او الكمبوبوكس كما فى الكود التالى 
Imports System.Data.OleDb
Public Class Form1
   
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim con As New OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source= D:\lessons\lessons\bin\Debug\ss.accdb")
        Dim da As New OleDbDataAdapter
        Dim ds As New DataSet
        'load all colummns of 'table in access 2007
        da = New OleDbDataAdapter("select*from table1", con)
        da.Fill(ds, "table1")
        DataGridView1.DataSource = ds.Tables("table1")
        Label1.DataBindings.Add("text", table1, "user_forname")
        TextBox1.DataBindings.Add("text", table1, "user_forname")
        ComboBox1.DataBindings.Add("text", table1, "user_forname")

    End Sub
تظهر هذه الرسالة 
The method or operation is not implemented.
Private Function table1() As DataTable
        Throw New NotImplementedException
    End Function
مالخطأ فى الكود وماهو الحل 
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