“/”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 15: <div id="top"><%= Skin.head() %></div>
行 16: <div id="middle">
行 17:      <div class="daohang">当前位置:<a href="http://<%=siteurl %>">首页</a> > <a href="http://<%=siteurl %>/ln">文章列表</a> > <a href="http://<%=siteurl %>/ln<%=Clean.Edomain(classid) %>"><%= classname %></a> </div>
行 18: 
行 19: <asp:PlaceHolder runat="server" ID="Ph1"   EnableViewState="False"></asp:PlaceHolder>

源文件: e:\www.cnjbf.com\web\news.aspx    行: 17

堆栈跟踪:


[NullReferenceException: 未将对象引用设置到对象的实例。]
   Clean.Edomain(String str) +56
   ASP.web_news_aspx.__Renderform1(HtmlTextWriter __w, Control parameterContainer) in e:\www.cnjbf.com\web\news.aspx:17
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +103
   System.Web.UI.HtmlControls.HtmlForm.RenderChildren(HtmlTextWriter writer) +177
   System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer) +32
   System.Web.UI.HtmlControls.HtmlForm.Render(HtmlTextWriter output) +362
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +129
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +287
   System.Web.UI.HtmlControls.HtmlForm.RenderControl(HtmlTextWriter writer) +53
   ASP.web_news_aspx.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in e:\www.cnjbf.com\web\news.aspx:10
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +103
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +9
   System.Web.UI.Page.Render(HtmlTextWriter writer) +30
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +129
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +287
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +5620


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.7.3905.0