I don't see why (how?) the aTextBox and newData variables would be set
outside of any method.
On Oct 2, 10:52 pm, slinky <[EMAIL PROTECTED]> wrote:
> I had a successfullyy deployed datagrid reading an XML file and
> showing the data:
>
> Private Function MakeDataView() as DataView
> Dim myDataSet As New DataSet()
> myDataSet.ReadXml(Server.MapPath("TimberSales.xml"))
> Dim view As DataView = New DataView(myDataSet.Tables(0))
> view.AllowDelete = False
> view.AllowEdit = True
> view.AllowNew = False
> view.Sort = "Year ASC"
> Return view
> End Function
>
> Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
> Dim view as DataView = MakeDataView()
> dgTimber.DataSource = view
> dgTimber.AllowSorting = True
> dgTimber.DataBind()
> End Sub
> ______________________________________________________________________
>
> I wanted to add an "Edit" button as desribed
> at:http://msdn.microsoft.com/en-us/library/aa984288(VS.71).aspx:
>
> Private Sub dgTimber_EditCommand(ByVal source As Object, _
> ByVal e As System.Web.UI.WebControls.DataGridCommandEventArgs) _
> Handles dgTimber.EditCommand
> dgTimber.EditItemIndex = e.Item.ItemIndex
> dgTimber.DataBind()
> End Sub
>
> Dim newData As String
> Dim aTextBox As TextBox
> aTextBox = CType(e.Item.Cells(1).Controls(0), TextBox)
> **** says "aTextBox" is not declared, (?)
> newData =
> aTextBox.Text **** says
> "newData" is not declared, (?)
>
> Private Sub dgTimber_UpdateCommand(ByVal source As Object, _
> ByVal e As System.Web.UI.WebControls.DataGridCommandEventArgs) _
> Handles dgTimber.UpdateCommand
> Dim quantityCell As TableCell = e.Item.Cells(6)
> Dim quantityBox As TextBox = _
> CType(quantityCell.Controls(0), TextBox)
> Dim quantity As Integer = System.Int32.Parse(quantityBox.Text)
> dgTimber.EditItemIndex = -1
> dgTimber.DataBind()
> End Sub
>
> When I hit the Edit Button I get this:
>
> Invalid postback or callback argument. Event validation is enabled
> using <pages enableEventValidation="true"/>
> in configuration or <%@ Page EnableEventValidation="true" %> in a
> page. For security purposes, this feature ....etc.
>
> Does anything obvious stabd out as the potential probelm? Thank You!
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