“/”应用程序中的服务器错误。

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[NullReferenceException: 未将对象引用设置到对象的实例。]
   PortalSite.UI.Areas.UserWebTWO.Controllers.ReturnPageTypeTWOController.GetMenuInfo(String id) in D:\Work\成都华略科技有限公司\源代码\PortalSite\PortalSite.UI\Areas\UserWebTWO\Controllers\ReturnPageTypeTWOController.cs:58
   PortalSite.UI.Areas.UserWebTWO.Controllers.ReturnPageTypeTWOController.DefaultType(ContentParam param) in D:\Work\成都华略科技有限公司\源代码\PortalSite\PortalSite.UI\Areas\UserWebTWO\Controllers\ReturnPageTypeTWOController.cs:37
   lambda_method(Closure , ControllerBase , Object[] ) +138
   System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +34
   System.Web.Mvc.Async.<>c.b__9_0(IAsyncResult asyncResult, ActionInvocation innerInvokeState) +38
   System.Web.Mvc.Async.WrappedAsyncResult`2.CallEndDelegate(IAsyncResult asyncResult) +73
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethod(IAsyncResult asyncResult) +41
   System.Web.Mvc.Async.AsyncInvocationWithFilters.b__11_0() +71
   System.Web.Mvc.Async.<>c__DisplayClass11_1.b__2() +385
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethodWithFilters(IAsyncResult asyncResult) +42
   System.Web.Mvc.Async.<>c__DisplayClass3_6.b__3() +50
   System.Web.Mvc.Async.<>c__DisplayClass3_1.b__5(IAsyncResult asyncResult) +185
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +38
   System.Web.Mvc.<>c.b__152_1(IAsyncResult asyncResult, ExecuteCoreState innerState) +26
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +70
   System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +52
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +36
   System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) +38
   System.Web.Mvc.<>c.b__20_1(IAsyncResult asyncResult, ProcessRequestState innerState) +40
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +70
   System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +38
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +393
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +195
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +128