怪鸟问题

<asp:BoundField DataField="card" HeaderText="身份证号" SortExpression="card">
                                                            <ItemStyle BorderColor="#E0E0E0" BorderStyle="Solid" BorderWidth="1px" CssClass="GridView_item" Width="70px"/>
                                                            <HeaderStyle BorderColor="#E0E0E0" BorderStyle="Solid" BorderWidth="1px" CssClass="GridView_title" Width="70px" Height="30px" />
                                                        </asp:BoundField>
                                          
                                                        <asp:BoundField DataField="Flags" HeaderText="状态" SortExpression="Flags">
                                                            <ItemStyle BorderColor="#E0E0E0" BorderStyle="Solid" BorderWidth="1px" CssClass="GridView_item" Width="70px"/>
                                                            <HeaderStyle BorderColor="#E0E0E0" BorderStyle="Solid" BorderWidth="1px" CssClass="GridView_title" Width="70px" Height="30px" />
                                                        </asp:BoundField>
我只是在页面加了身份证那一列，导致下列错误，不加运行正常
错误如下：捕捉到 System.ArgumentOutOfRangeException
  Message=指定的参数已超出有效值的范围。
参数名: index
  Source=System.Web
  ParamName=index
  StackTrace:
       在 System.Web.UI.ControlCollection.get_Item(Int32 index)
       在 server_behind_Default2.GridView1_RowDataBound(Object sender, GridViewRowEventArgs e) 位置 f:\项目文件\server_behind\Account_stolen_Check.aspx.cs:行号 206
       在 System.Web.UI.WebControls.GridView.OnRowDataBound(GridViewRowEventArgs e)
       在 System.Web.UI.WebControls.GridView.CreateRow(Int32 rowIndex, Int32 dataSourceIndex, DataControlRowType rowType, DataControlRowState rowState, Boolean dataBind, Object dataItem, DataControlField[] fields, TableRowCollection rows, PagedDataSource pagedDataSource)
       在 System.Web.UI.WebControls.GridView.CreateChildControls(IEnumerable dataSource, Boolean dataBinding)
       在 System.Web.UI.WebControls.CompositeDataBoundControl.PerformDataBinding(IEnumerable data)
       在 System.Web.UI.WebControls.GridView.PerformDataBinding(IEnumerable data)
       在 System.Web.UI.WebControls.DataBoundControl.OnDataSourceViewSelectCallback(IEnumerable data)
       在 System.Web.UI.DataSourceView.Select(DataSourceSelectArguments arguments, DataSourceViewSelectCallback callback)
       在 System.Web.UI.WebControls.DataBoundControl.PerformSelect()
       在 System.Web.UI.WebControls.BaseDataBoundControl.DataBind()
       在 System.Web.UI.WebControls.GridView.DataBind()
       在 server_behind_Default2.bind(String type, String checktype) 位置 f:\项目文件\server_behind\Account_stolen_Check.aspx.cs:行号 116
  InnerException: