“/”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 10:     <meta http-equiv="x-ua-compatible" content="ie=7" />
行 11:     <meta name="viewport" content="width=device-width" />
行 12:     <title><%= JInfo["PageTitle"] %></title>
行 13:     <meta name="keywords" content="<%= JInfo["PageKeywords"] %>" />
行 14:     <meta name="description" content="<%= JInfo["PageDescription"] %>" />

源文件: e:\wwwroot\eshukan2021\sci\SciDisplayj.aspx    行: 12

堆栈跟踪:


[NullReferenceException: 未将对象引用设置到对象的实例。]
   ASP.sci_scidisplayj_aspx.__Render__control5(HtmlTextWriter __w, Control parameterContainer) in e:\wwwroot\eshukan2021\sci\SciDisplayj.aspx:12
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +275
   System.Web.UI.HtmlControls.HtmlTitle.Render(HtmlTextWriter writer) +81
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +79
   ASP.sci_scidisplayj_aspx.__Render__control2(HtmlTextWriter __w, Control parameterContainer) in c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\root\2ef8566a\75d610c8\App_Web_fr5buu4b.7.cs:0
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +275
   System.Web.UI.HtmlControls.HtmlHead.RenderChildren(HtmlTextWriter writer) +27
   System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer) +46
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +79
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +168
   System.Web.UI.Page.Render(HtmlTextWriter writer) +39
   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:4.8.4700.0