To show database in datagridview

hi guys,
i have the following code,

VB Code:

Imports System.Data
Imports System.Data.OleDb
Public Class Form1
    Dim objconnection As OleDbConnection
    Dim datagridview1 As New DataGridView
 
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
 
        Dim form2 As New Form2
 
        form2.Show()
 
        objconnection = New OleDbConnection( _
                        "provider=microsoft.jet.oledb.4.0;" & _
                        "data source =" & TextBox1.Text & ";")
        Try
            objconnection.Open()
        Catch oledbexceptionerr As OleDbException
            Debug.WriteLine(oledbexceptionerr.Message)
        Catch invalidoperationerr As InvalidOperationException
            Debug.WriteLine(invalidoperationerr.Message)
        End Try
        Dim objcommand As New OleDbCommand("SELECT * from Products", objconnection)
        Dim objDataAdapter As New OleDbDataAdapter
        Dim objDataTable As New DataTable
        objDataAdapter.SelectCommand = objcommand
        Dim dataset As New DataSet
        Try
            objDataAdapter.Fill(objDataTable)
 
            datagridview1.DataSource = objDataTable
 
            datagridview1.AlternatingRowsDefaultCellStyle.BackColor = Color.WhiteSmoke
 
            datagridview1.CellBorderStyle = DataGridViewCellBorderStyle.None
 
            datagridview1.SelectionMode = DataGridViewSelectionMode.FullRowSelect
 
        Catch OleDbExceptionErr As OleDbException
            MessageBox.Show(OleDbExceptionErr.Message)
        End Try
 
        objcommand.Dispose()
        objcommand = Nothing
        objDataAdapter.Dispose()
        objDataAdapter = Nothing
        objDataTable.Dispose()
        objDataTable = Nothing
    End Sub
 
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
 
        Dim ofd As New OpenFileDialog
 
        With ofd
 
            .Filter = "mdb|*.mdb"
 
            .FilterIndex = 1
 
            .Title = "opendatabase"
 
        End With
 
        If ofd.ShowDialog = Windows.Forms.DialogResult.OK Then
 
            TextBox1.Text = ofd.FileName
 
        End If
 
    End Sub
End Class

I have 2 buttons and a textbox in first form and in other form i have a datagrid. i need to show the database in datagrid when i click the button. i tried with the above code but nothing is being displayed in the datagrid.