Sto facendo degli esercizi ma non capisco perchè il seguente codice, quando lo mando in esecuzione nel browser non effettua il rendering!Compare una pagina bianca senza nessun messaggio!Comemai?Salto qualcosa?
codice:<%@ Page Language="VB" %> <%@ import Namespace="System.Data" %> <%@ import Namespace="System.Data.OleDb" %> <script runat="server"> Sub Page_Load(obj as object, e as eventargs) Dim objConn as new OleDbConnection("Provider=Microsoft.Jet.OleDb.4.0;" & _ "Data Source=c:\Dev\Data\Banking.mdb") Dim myCommand as new OleDbDataAdapter("SELECT * FROM tblUsers", objConn) Dim ds as DataSet = new DataSet() myCommand.Fill(ds, "tblUsers") DataGrid1.DataSource = ds.Tables("tblUsers").DefaultView DataGrid1.DataBind() End Sub Sub DataGrid1_Edit(obj as object, e as DataGridCommandEventArgs) DataGrid1.EditItemIndex = e.Item.ItemIndex DataGrid1.DataBind() End Sub Sub DataGrid1_Update(obj as object, e as DataGridCommandEventArgs) DataGrid1.DataBind() End Sub Sub Datagrid1_Cancel(obj as object, e as DataGridCommandEventArgs) DataGrid1.EditItemIndex = -1 DataGrid1.DataBind() </script> <html> <head> </head> <body> <form runat="server"> <asp:DataGrid id="DataGrid1" runat="server" GridLines="Vertical" CellPadding="3" BackColor="White" BorderColor="#999999" BorderWidth="1px" BorderStyle="Solid" ForeColor="Black" AutoGenerateColumns="False"> <FooterStyle backcolor="#CCCCCC"></FooterStyle> <HeaderStyle font-bold="True" forecolor="White" backcolor="Black"></HeaderStyle> <PagerStyle horizontalalign="Center" forecolor="Black" backcolor="#999999"></PagerStyle> <SelectedItemStyle font-bold="True" forecolor="White" backcolor="#000099"></SelectedItemStyle> <AlternatingItemStyle backcolor="#CCCCCC"></AlternatingItemStyle> <Columns> <asp:BoundColumn DataField="UserID" HeaderText="ID"></asp:BoundColumn> <asp:BoundColumn DataField="FirstName" HeaderText="Nome"></asp:BoundColumn> <asp:BoundColumn DataField="LastName" HeaderText="Cognome"></asp:BoundColumn> <asp:EditCommandColumn ButtonType="LinkButton" UpdateText="Update" HeaderText="Edit" CancelText="Cancel" EditText="Edit"></asp:EditCommandColumn> </Columns> </asp:DataGrid> </form> </body> </html>

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