“/”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 491:        public static string HtmlToText(string input)
行 492:        {
行 493:            input = input.Replace("&lt;", "<");
行 494:            input = input.Replace("&gt;", ">");
行 495:            input = input.Replace("&nbsp;", " ");

源文件: d:\wwwroot\jsztys\wwwroot\App_Code\Sun_KY.cs    行: 493

堆栈跟踪:


[NullReferenceException: 未将对象引用设置到对象的实例。]
   Sun_KY.SqlAccess.HtmlToText(String input) in d:\wwwroot\jsztys\wwwroot\App_Code\Sun_KY.cs:493
   ASP.read_news_aspx.__Renderform1(HtmlTextWriter __w, Control parameterContainer) in d:\wwwroot\jsztys\wwwroot\read_news.aspx:52
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +270
   System.Web.UI.HtmlControls.HtmlForm.RenderChildren(HtmlTextWriter writer) +9840022
   System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer) +32
   System.Web.UI.HtmlControls.HtmlForm.Render(HtmlTextWriter output) +55
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.HtmlControls.HtmlForm.RenderControl(HtmlTextWriter writer) +43
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +129
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14
   System.Web.UI.Page.Render(HtmlTextWriter writer) +30
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1342


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.8.4700.0