<asp:GridView ID="ResGridView" runat="server" 
        DataSourceID="SqlDataSource1" AllowPaging="True" BackColor="White" 
        BorderColor="#E7E7FF" BorderStyle="None" BorderWidth="1px" CellPadding="3" 
        GridLines="Horizontal" onpageindexchanged="ResGridView_PageIndexChanged">
        <RowStyle BackColor="#E7E7FF" ForeColor="#4A3C8C" />
        <FooterStyle BackColor="#B5C7DE" ForeColor="#4A3C8C" />
        <PagerStyle BackColor="#E7E7FF" ForeColor="#4A3C8C" HorizontalAlign="Right" />
        <SelectedRowStyle BackColor="#738A9C" Font-Bold="True" ForeColor="#F7F7F7" />
        <HeaderStyle BackColor="#4A3C8C" Font-Bold="True" ForeColor="#F7F7F7" />
        <AlternatingRowStyle BackColor="#F7F7F7" />
    </asp:GridView>

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

public partial class test_page : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            ResGridView.DataBind();
        }
    }

    protected void QryButton_Click(object sender, EventArgs e)
    {
        string strTable = "";
        /*set strTable...*/

        SqlDataSource1.SelectCommand += "select cus_id from t_temp" + strTable;

        ResGridView.Visible = true;

        ResGridView.DataBind();
    }

    protected void ResGridView_PageIndexChanged(object sender, EventArgs e)
    {
        ResGridView.DataBind();
    }
}

    
    protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GridView1.PageIndex = e.NewPageIndex;
        bind();//绑定数据
    }

------解决方案--------------------

你这个GridView的数据源是数据源控件吧
哪么你在分页事件里有没有再次绑定数据源ID呢？

------解决方案--------------------
分页后再绑定下数据库！

------解决方案--------------------

lz的方法我有些不明白
我一般在后台绑定的时候都是这么写：ResGridView.DataSource=查询方法（一般返回一个list集合）；
ResGridView.DataBind（）；