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Hi every one !

i am try to Bind Dropdownlist from Gridview .... what i am trying to do i fill my GridView from dataBase .. when i select a Row From Grid it Fill TextBoxes But show error in

"'cmbNature' has a SelectedValue which is invalid because it does not exist in the list of items.
Parameter name: value"

I am using the follwing code:

Protected Sub Repeater1_SelectedIndexChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles Repeater1.SelectedIndexChanged
        txtSNo.Text = Repeater1.SelectedRow.Cells(1).Text
        txtNameTitle.Text = Repeater1.SelectedRow.Cells(2).Text
        cmbNature.SelectedValue = Repeater1.SelectedRow.Cells(3).Text
        cmbForum.SelectedValue = Repeater1.SelectedRow.Cells(4).ToString
        txtDate.Text = Repeater1.SelectedRow.Cells(5).Text
        txtProceedings.Text = Repeater1.SelectedRow.Cells(6).Text
        txtDesc.Text = Repeater1.SelectedRow.Cells(7).Text
    End Sub

Thanks in Advance

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Where is the dropdown getting its list from? if it is databound, you may need to force the databinding to take place first on the postback (ie: before the above event)

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