问题描述
前台代码：<asp:DataListID="HotProduct"runat="server"RepeatColumns="4"RepeatDirection="Horizontal"OnItemCommand="HotProduct_ItemCommand"><HeaderTemplate><tablewidth="100%"border="0"cellspacing="0"cellpadding="0"><tr></HeaderTemplate><ItemTemplate><td><tablecellspacing="0"width="162"border="0"style="font:'宋体';font-size:12px;"cellpadding="5px"><tbody><tr><tdalign="middle"colspan="2"height="80"><imgheight="80"src='<%#Eval("shangpintupian")%>'alt='<%#Eval("CPmingcheng")%>'width="80"border="0"><asp:LabelID="Id"runat="server"Text='<%#Eval("id")%>'Visible="false"></asp:Label></td></tr><trbgcolor="#f6f6f6"><tdcolspan="2"align="center"style="color:Gray;font-weight:bold"><asp:LabelID="CPmingcheng"runat="server"Text='<%#Eval("CPmingcheng")%>'></asp:Label></td></tr><trbgcolor="#f6f6f6"height="20"><tdalign="right"width="40%">市场价：</td><tdwidth="60%"><asp:LabelID="CPjiage"runat="server"Text='<%#Eval("CPjiage")%>'></asp:Label>元</td></tr><trbgcolor="#f6f6f6"height="20"><tdalign="right">日期：</td><td><fontcolor="#ff6600"><asp:LabelID="shangshiriqi"runat="server"Text='<%#Eval("shangshiriqi")%>'></asp:Label></font></td></tr><trbgcolor="#f6f6f6"height="20"><tdalign="right">型号：</td><td><%#Eval("shangpinxinghao")%></td></tr><trbgcolor="#f6f6f6"><tdalign="right"><asp:ImageButtonID="ImageButton1"runat="server"ImageUrl="~/images/cart.gif"Width="50"Height="19"CommandName="buy"/></td><tdalign="middle"><ahref="show.aspx?id=<%#Eval("shangpinxinghao")%>&type=1"><imgheight="19"src="images/show.gif"width="50"align="middle"border="0"/></a></td></tr></tbody></table></td></ItemTemplate><FooterTemplate></tr></table></FooterTemplate></asp:DataList>后台代码：stringstrSQL="SELECTtop8*FROMproductswhereshangpinfenlei='热卖'orderbyiddesc";SqlConnectionA=newSqlConnection("server=localhost;uid=sa;pwd=admin;database=shop");A.Open();SqlDataAdapterD=newSqlDataAdapter(strSQL,A);DataSetds=newDataSet();D.Fill(ds);HotProduct.DataSource=ds.Tables[0].DefaultView;HotProduct.DataBind();请大家帮我看看，开始是可以显示的，不知道后来就不能显示了！