“/”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:


[没有相关的源行]

源文件: c:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\11acdec6\11d19dd7\App_Web_y5ycih50.4.cs    行: 0

堆栈跟踪:


[NullReferenceException: 未将对象引用设置到对象的实例。]
   Webcms.Old_App_Code.system.get_GetInstallConTwo() in F:\2022\金蚁网202203_1\JinyiyuanLog_Admin_system_2019\News\Old_App_Code\system.cs:222
   Webcms.Old_App_Code.Reception.Webtitle() in F:\2022\金蚁网202203_1\JinyiyuanLog_Admin_system_2019\News\Old_App_Code\Reception.cs:286
   Webcms.Old_App_Code.Reception..ctor() in F:\2022\金蚁网202203_1\JinyiyuanLog_Admin_system_2019\News\Old_App_Code\Reception.cs:146
   Webcms.News_List..ctor() in F:\2022\金蚁网202203_1\JinyiyuanLog_Admin_system_2019\News\News_List.aspx.cs:20
   ASP.news_list_aspx..ctor() in c:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\11acdec6\11d19dd7\App_Web_y5ycih50.4.cs:0

[TargetInvocationException: 调用的目标发生了异常。]
   System.RuntimeTypeHandle.CreateInstance(RuntimeType type, Boolean publicOnly, Boolean noCheck, Boolean& canBeCached, RuntimeMethodHandleInternal& ctor, Boolean& bNeedSecurityCheck) +0
   System.RuntimeType.CreateInstanceSlow(Boolean publicOnly, Boolean skipCheckThis, Boolean fillCache, StackCrawlMark& stackMark) +119
   System.RuntimeType.CreateInstanceDefaultCtor(Boolean publicOnly, Boolean skipCheckThis, Boolean fillCache, StackCrawlMark& stackMark) +232
   System.Activator.CreateInstance(Type type, Boolean nonPublic) +83
   System.Activator.CreateInstance(Type type) +11
   System.Web.UI.PageParser.GetCompiledPageInstance(VirtualPath virtualPath, String inputFile, HttpContext context) +212
   System.Web.UI.PageParser.GetCompiledPageInstance(String virtualPath, String inputFile, HttpContext context) +66
   URLRewriter.RewriterFactoryHandler.GetHandler(HttpContext context, String requestType, String url, String pathTranslated) +755
   System.Web.HttpApplication.MapHttpHandler(HttpContext context, String requestType, VirtualPath path, String pathTranslated, Boolean useAppConfig) +226
   System.Web.MapHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +156
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +48
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +159


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.7.4081.0