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异常详细信息: System.ArgumentOutOfRangeException: 索引超出范围。必须为非负值并小于集合大小。
参数名: index

源错误:

行 33:         if (sdr.Read())行 34:         {          行 35:             ((LinkButton)(GridView1.Rows[0].Cells[1].FindControl("LinkButton1"))).Text = sdr["UF_CARD_TITLE"].ToString();行 36:             ((Label)(GridView1.Rows[0].Cells[2].FindControl("Label2"))).Text = Convert.ToString(sdr["UF_CARD_USERID"]);行 37:             ((Label)(GridView1.Rows[0].Cells[2].FindControl("Label3"))).Text = Convert.ToString(sdr["UF_CARD_ADDTIME"]);

源文件: e:\admin\bbs_liebiao.aspx.cs    行: 35



protected void binddingzhi()
    {
        string sqlcomm = "";
        sqlcomm += "SELECT UF_CARD_TITLE,UF_CARD_USERID,UF_CARD_ADDTIME,UF_RECARD_SORT, ";
        sqlcomm += " UF_CARD_VISITQUANTITY,UF_RECARD_ADDTIME,UF_RECARD_USERID FROM UF_CARD,UF_RECARD WHERE UF_RECARD_SORT IN  ";
        sqlcomm += " (SELECT count(*) FROM UF_RECARD WHERE UF_RECARD_CARDID IN (SELECT UF_CARD_ID FROM UF_CARD)) ";
        sqlcomm += " AND UF_CARD_TOP = 1 ORDER BY UF_CARD_ADDTIME desc ";
        SqlConnection myconn = new SqlConnection(publicclass.getconnstr());
        myconn.Open();
        SqlCommand mycommand = new SqlCommand(sqlcomm, myconn);
        SqlDataReader sdr = mycommand.ExecuteReader();        
        if (sdr.Read())
        {         
            ((LinkButton)(GridView1.Rows[0].Cells[1].FindControl("LinkButton1"))).Text = sdr["UF_CARD_TITLE"].ToString();
            ((Label)(GridView1.Rows[0].Cells[2].FindControl("Label2"))).Text = Convert.ToString(sdr["UF_CARD_USERID"]);
            ((Label)(GridView1.Rows[0].Cells[2].FindControl("Label3"))).Text = Convert.ToString(sdr["UF_CARD_ADDTIME"]);
            ((Label)(GridView1.Rows[0].Cells[3].FindControl("Label4"))).Text = Convert.ToString(sdr["UF_RECARD_SORT"]);
            ((Label)(GridView1.Rows[0].Cells[3].FindControl("Label5"))).Text = Convert.ToString(sdr["UF_CARD_VISITQUANTITY"]);
            ((Label)(GridView1.Rows[0].Cells[4].FindControl("Label6"))).Text = Convert.ToString(sdr["UF_RECARD_USERID"]);
            ((Label)(GridView1.Rows[0].Cells[4].FindControl("Label7"))).Text = Convert.ToString(sdr["UF_RECARD_ADDTIME"]);
        }        
    }

可能是你声明变量的数据类型与表中列的数据类型不一致

我每个都强制转换了

if(e.Item.ItemIndex!=-1   &&   e.Item.ItemIndex>=0)   
加个判断

我是在方法里写的代码

没有e.item

把你调用binddingzhi()方法的代码贴出来看看

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class bbs_liebiao : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            binddingzhi();
        }
    }
    protected void binddingzhi()
    {
        
        string sqlcomm = "";
        sqlcomm += "SELECT UF_CARD_TITLE,UF_CARD_USERID,UF_CARD_ADDTIME,UF_RECARD_SORT, ";
        sqlcomm += " UF_CARD_VISITQUANTITY,UF_RECARD_ADDTIME,UF_RECARD_USERID FROM UF_CARD,UF_RECARD WHERE UF_RECARD_SORT IN  ";
        sqlcomm += " (SELECT count(*) FROM UF_RECARD WHERE UF_RECARD_CARDID IN (SELECT UF_CARD_ID FROM UF_CARD)) ";
        sqlcomm += " AND UF_CARD_TOP = 1 ORDER BY UF_CARD_ADDTIME desc ";
        SqlConnection myconn = new SqlConnection(publicclass.getconnstr());
        myconn.Open();
        SqlCommand mycommand = new SqlCommand(sqlcomm, myconn);
        SqlDataReader sdr = mycommand.ExecuteReader();        
        if (sdr.Read())
        {
            if (Convert.ToInt32(GridView1.Rows[0]) != -1 && Convert.ToInt32(GridView1.Rows[0]) >= 0)
            {
                ((LinkButton)(GridView1.Rows[0].Cells[1].FindControl("LinkButton1"))).Text = sdr["UF_CARD_TITLE"].ToString();
                ((Label)(GridView1.Rows[0].Cells[2].FindControl("Label2"))).Text = Convert.ToString(sdr["UF_CARD_USERID"]);
                ((Label)(GridView1.Rows[0].Cells[2].FindControl("Label3"))).Text = Convert.ToString(sdr["UF_CARD_ADDTIME"]);
                ((Label)(GridView1.Rows[0].Cells[3].FindControl("Label4"))).Text = Convert.ToString(sdr["UF_RECARD_SORT"]);
                ((Label)(GridView1.Rows[0].Cells[3].FindControl("Label5"))).Text = Convert.ToString(sdr["UF_CARD_VISITQUANTITY"]);
                ((Label)(GridView1.Rows[0].Cells[4].FindControl("Label6"))).Text = Convert.ToString(sdr["UF_RECARD_USERID"]);
                ((Label)(GridView1.Rows[0].Cells[4].FindControl("Label7"))).Text = Convert.ToString(sdr["UF_RECARD_ADDTIME"]);
            }
        }        
    }

<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" BorderColor="#8080FF"
        Width="100%">
        <Columns>
            <asp:TemplateField>
                <ItemTemplate>
                    <img src="images/bbs_1_12.jpg" />
                </ItemTemplate>
            </asp:TemplateField>
            <asp:TemplateField HeaderText="顶置">
                <ItemTemplate>
                    &nbsp;<asp:LinkButton ID="LinkButton1" runat="server">LinkButton</asp:LinkButton>
                    <img src="images/new.gif" />
                </ItemTemplate>
            </asp:TemplateField>
            <asp:TemplateField HeaderText="作者">
                <ItemTemplate>
                    <asp:Label ID="Label2" runat="server" Text="Label"></asp:Label><br />
                    <asp:Label ID="Label3" runat="server" ForeColor="DarkGray" Text="Label"></asp:Label>
                </ItemTemplate>
            </asp:TemplateField>
            <asp:TemplateField HeaderText="回复/查看">
                <ItemTemplate>
                    <asp:Label ID="Label4" runat="server" ForeColor="DarkGreen" Text="Label"></asp:Label>
                    /<asp:Label ID="Label5" runat="server" Text="Label"></asp:Label>
                </ItemTemplate>
            </asp:TemplateField>
            <asp:TemplateField HeaderText="最后发表">
                <ItemTemplate>
                    <asp:Label ID="Label6" runat="server" Text="Label"></asp:Label>
                    <br />
                    <span style="color: darkgray">by</span>
                    <asp:Label ID="Label7" runat="server" ForeColor="Silver" Text="Label"></asp:Label>
                </ItemTemplate>
            </asp:TemplateField>
        </Columns>
        <HeaderStyle BackColor="MediumTurquoise" Height="30px" />
    </asp:GridView>

帮帮忙啊   现在超级紧急  急需解决