“/”利用法度中的办事器错误。

未将工具援引设置到工具的实例。

申明: 履行以后 Web 请求期间,呈现未经措置的异常。请查抄堆栈跟踪信息,以体味有关该错误和代码中导致错误的出处的详细信息。

异常详细信息: System.NullReferenceException: 未将工具援引设置到工具的实例。

源错误:

履行以后 Web 请求期间天生了未经措置的异常。可利用下面的异常堆栈跟踪信息肯定有关异常启事和产生地位的信息。

堆栈跟踪:


[NullReferenceException: 未将工具援引设置到工具的实例。]
   JWCMS.Entity.PageNavigationHelper.BreadCrumb(List`1 navigation, Int32 id) +212
   JWCMS.Page.Controllers.HomeController.Detail(Int32 id, Nullable`1 Page) +7266
   lambda_method(Closure , ControllerBase , Object[] ) +146
   System.Web.Mvc.ActionMethodDispatcher.Execute(ControllerBase controller, Object[] parameters) +14
   System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters) +182
   System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +27
   System.Web.Mvc.Async.<>c__DisplayClass42.<BeginInvokeSynchronousActionMethod>b__41() +28
   System.Web.Mvc.Async.<>c__DisplayClass8`1.<BeginSynchronous>b__7(IAsyncResult _) +10
   System.Web.Mvc.Async.WrappedAsyncResult`1.End() +50
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethod(IAsyncResult asyncResult) +32
   System.Web.Mvc.Async.<>c__DisplayClass39.<BeginInvokeActionMethodWithFilters>b__33() +58
   System.Web.Mvc.Async.<>c__DisplayClass4f.<InvokeActionMethodFilterAsynchronously>b__49() +228
   System.Web.Mvc.Async.<>c__DisplayClass37.<BeginInvokeActionMethodWithFilters>b__36(IAsyncResult asyncResult) +10
   System.Web.Mvc.Async.WrappedAsyncResult`1.End() +50
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethodWithFilters(IAsyncResult asyncResult) +34
   System.Web.Mvc.Async.<>c__DisplayClass2a.<BeginInvokeAction>b__20() +24
   System.Web.Mvc.Async.<>c__DisplayClass25.<BeginInvokeAction>b__22(IAsyncResult asyncResult) +99
   System.Web.Mvc.Async.WrappedAsyncResult`1.End() +50
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +27
   System.Web.Mvc.<>c__DisplayClass1d.<BeginExecuteCore>b__18(IAsyncResult asyncResult) +14
   System.Web.Mvc.Async.<>c__DisplayClass4.<MakeVoidDelegate>b__3(IAsyncResult ar) +16
   System.Web.Mvc.Async.WrappedAsyncResult`1.End() +50
   System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +36
   System.Web.Mvc.Async.<>c__DisplayClass4.<MakeVoidDelegate>b__3(IAsyncResult ar) +16
   System.Web.Mvc.Async.WrappedAsyncResult`1.End() +50
   System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) +26
   System.Web.Mvc.Controller.System.Web.Mvc.Async.IAsyncController.EndExecute(IAsyncResult asyncResult) +10
   System.Web.Mvc.<>c__DisplayClass8.<BeginProcessRequest>b__3(IAsyncResult asyncResult) +25
   System.Web.Mvc.Async.<>c__DisplayClass4.<MakeVoidDelegate>b__3(IAsyncResult ar) +16
   System.Web.Mvc.Async.WrappedAsyncResult`1.End() +50
   System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +28
   System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.EndProcessRequest(IAsyncResult result) +9
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +9847493
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +50
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +163


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.8.4110.0
<span id='xDZycjXR'><l></l></span><pre id='LaXdTO'><code></code></pre>
    <label id='oC'><dir></dir></label><marquee id='fjOcp'><acronym></acronym></marquee><base id='RZWPfS'><legend></legend></base><nobr id='ZWVOl'><listing></listing></nobr>
      <u id='nQHKSh'><var></var></u><samp id='ETWIG'><legend></legend></samp><del id='AoXo'><blink></blink></del>
        <font id='ERDuYFQ'><bdo></bdo></font>
          <bgsound></bgsound><l id='JY'><sub></sub></l><dir id='wCU'><pre></pre></dir><strong id='XVqsfIqU'><listing></listing></strong>
            <base id='eXajOV'><strong></strong></base><strong id='hVD'><listing></listing></strong><i id='aWXmSrNy'><acronym></acronym></i>
            <span id='sP'><q></q></span><dir id='psH'><nobr></nobr></dir>
            <label></label>