calling datagrid view on a form

[jmensah]

I have a main form with datagridview attached to the form. i calling datagridview when the form load, but am getting the 'property access must assign to the property or use it's value. Please help me correct the error.
Attached is the form to help analysis the problem.

thanks
Gyamfi

Imports System.Data.SqlClient
Imports System.Data
Imports System.Data.DataSet
Imports System.Data.Sql
Imports System.Data.SqlTypes
Public Class Daily_Susu_Collection
    Dim ConnectionString As String
    Dim Sql1, sql2 As String
    Dim da As SqlDataAdapter
    Dim ds As New DataSet
    Private Bindingsource As New BindingSource
    Private DataAdaptor As New SqlDataAdapter
    Dim connection As String
    Dim con As New SqlConnection
    Dim put, fresh As String
    Private Sub Daily_Susu_Collection_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        ConnectionString = "Data Source=GYANFI-PC\SA;Initial Catalog=Susuproject;User ID=sa;Password=303444"
        Call Susu_Savings()
        Call FillCombo(cboDepartment, "DepartmentID", "DepartmentName", "Select * from tblDepartment")

    End Sub

    Private Sub BtnSave_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BtnSave.Click
        Dim cn As New SqlConnection(ConnectionString)
        cn.Open()
        Dim cmd As New SqlCommand("Select * from Trans_Details ", cn)
        DataAdaptor = New SqlDataAdapter(cmd)
        Dim CommandBuilder As New SqlCommandBuilder(DataAdaptor)
        Dim Table As New DataTable()
        Table.Locale = System.Globalization.CultureInfo.InvariantCulture
        Me.DataAdaptor.Fill(Table)
        Bindingsource.DataSource = Table
        Susu_Savings.DataSource = Bindingsource
        Dim data As New DataSet
        data.Locale = System.Globalization.CultureInfo.InvariantCulture
    End Sub

    
End Class