“/”应用程序中的服务器错误。

未将对象引用设置到对象的实例。

说明: 执行当前 Web 请求期间,出现未经处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。

异常详细信息: System.NullReferenceException: 未将对象引用设置到对象的实例。

源错误:


行 6:                      <td width="62" align="center"><img src="/images/ico.jpg" width="55" height="49" /></td>
行 7:                      <td width="138"><strong class="index_03"> <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label><br/>
行 8:                      </strong><span class="index_time"><%=wyms.Rows[0]["WebTitle"]%></span></td>
行 9:                    </tr>
行 10:                 </table></td>

源文件: d:\website\李智凤\李智凤\user\left.ascx    行: 8

堆栈跟踪:


[NullReferenceException: 未将对象引用设置到对象的实例。]
   ASP.user_left_ascx.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in d:\website\李智凤\李智凤\user\left.ascx:8
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +275
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +79
   ASP.user_home_aspx.__Renderform1(HtmlTextWriter __w, Control parameterContainer) in c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\root\fc1389af\9660368c\App_Web_home.aspx.6cc23264.v6c_uetb.0.cs:0
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +275
   System.Web.UI.HtmlControls.HtmlForm.RenderChildren(HtmlTextWriter writer) +11661638
   System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer) +46
   Sample.Web.UI.Adapters.FormRewriterControlAdapter.Render(HtmlTextWriter writer) +65
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +115
   System.Web.UI.HtmlControls.HtmlForm.RenderControl(HtmlTextWriter writer) +52
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +168
   System.Web.UI.Page.Render(HtmlTextWriter writer) +39
   MyURL.MyOLPage.Render(HtmlTextWriter writer) in d:\website\李智凤\李智凤\App_code\MyActionlessform.cs:21
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +79
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +4238


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.8.4494.0