问什么DateGrid无法执行控件的Delete事件

<asp:GridView ID="gDataList" runat="server" DataKeyNames="ID" AutoGenerateColumns="False" OnRowEditing="gDataList_RowEditing" OnRowCancelingEdit="gDataList_RowCancelingEdit" OnRowUpdating="gDataList_RowUpdating" OnRowDataBound="gDataList_RowDataBound" OnRowCommand="gDataList_RowCommand" Height="163px" Width="836px">
        
            <Columns>
                <asp:BoundField DataField="ID" HeaderText="ID" Visible="False" />
                <asp:BoundField DataField="Name" HeaderText="网站" />
                <asp:CommandField ShowEditButton="True" CancelText="取消" EditText="编辑" UpdateText="更新" />
                <asp:TemplateField>
                    <ItemTemplate>
                        <asp:LinkButton ID="linkDelete" runat="server" CausesValidation="false" Text="删除" OnClientClick="return confirm('确认要删除吗？');" CommandName="Delete" CommandArgument='<%# Eval( "ID").ToString() %>' OnCommand="linkDelete_Command" OnClick="linkDelete_Click"></asp:LinkButton>
                    </ItemTemplate>
                </asp:TemplateField>
            </Columns>
            
        </asp:GridView>代码
  protected void gDataList_RowDeleted(object sender, GridViewDeletedEventArgs e)
        {
            string s = e.Values.ToString();
        }
点击删除按钮，无法执行改代码