请教：无法打开页面？

Question

    后台代码：
   protected void dalistfushi_ItemCommand(object source, DataListCommandEventArgs e)
    {
        if (e.CommandName == "showdetailfs")
        {
            string ware_id = ((HiddenField)e.Item.FindControl("labwareid")).Value;
            string qstring = string.Format("proddetail.aspx?id={0}", ware_id);
            Response.Redirect(qstring);
        }
    }
  前台代码：<asp:DataList ID="dalistshuma" runat="server" RepeatDirection="Horizontal">
                 <ItemTemplate>
                
                     <table class="style3">
                         <tr>
                             <td align="center">
                                 <asp:ImageButton ID="ibtshuma" runat="server" Width="162" Height="162" 
                                     CommandName="showdetailsm" />
                             </td>
                         </tr>
跟踪值都取到了 为什么页面跳转提示无法打开页面

Answer 1

CommandName="showdetailsm   e.CommandName == "showdetailfs

Answer 2

commandname没错的 路径我其他页面上的跳转都可以的 就是这个页面去跳转其他页面不行了

Answer 3

string qstring = string.Format("proddetail.aspx?id={0}", ware_id);
不用string.Format试试