请教关于模板页的问题

一个内容页引用了一个模板页
在内容页上有个按钮
点击按钮回发后
res://ieframe.dll/dnserror.htm#http://localhost:3610/Web/DamManager/DamsManager.aspx
页面打不开
在页面连接前出现了res://ieframe.dll/dnserror.htm#
请问这是咋回事啊
改如何解决啊
<asp:Content ID="Content1" ContentPlaceHolderID="cphTitle" Runat="Server">
    <table border="0" cellpadding="0" cellspacing="0" style="border-collapse:collapse; width:100%;" class="titleFontStyle">
        <tr>
            <td style="width:70px;">名称：</td>
            <td style="width:100px"><asp:TextBox ID="txtName" runat="server" CssClass="titleTextBoxStyle"/></td>
            <td style="width:auto;"></td>
            <td style="width:90px;"><asp:Button ID="btnSearch" runat="server" Text="查询" 
                    CssClass="titleButtonStyle" onclick="btnSearch_Click"/></td>
        </tr>
    </table>
</asp:Content>
    private DamManager damManager = new DamManager();    private void DamDataBind() 
    {
        gvDams.DataSource = (List<DamInfo>)ViewState["dams"];
        gvDams.DataBind();
    }    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            ViewState["dams"] = damManager.GetList();
            DamDataBind();
        }        
    }    protected void btnSearch_Click(object sender, EventArgs e)
    {
        ViewState["dams"] = damManager.GetList(txtName.Text);
        DamDataBind();
    }
模板页