The statement

@Umbraco.Content(1092).Children.Count()

produces this error below.

It has worked previously, but suddenly stopped working.

There is a node with id 1092, and a foreach loop gives me the childnodes.

Umbraco v 7.1.4

Server Error in '/' Application.

'Umbraco.Web.Models.DynamicPublishedContentList' does not contain a definition for 'Count'

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. 

Exception Details: Microsoft.CSharp.RuntimeBinder.RuntimeBinderException: 'Umbraco.Web.Models.DynamicPublishedContentList' does not contain a definition for 'Count'

Source Error: 


Line 17:    
Line 18: 
Line 19: @Umbraco.Content(1092).Children.Count()
Line 20: @foreach(var page in Umbraco.Content(1092).Children){
Line 21:    @page.Name

Source File: e:\obfuscated-path-to-solution\Views\Partials\userlist.cshtml    Line: 19 

Stack Trace: 


[RuntimeBinderException: 'Umbraco.Web.Models.DynamicPublishedContentList' does not contain a definition for 'Count']
   CallSite.Target(Closure , CallSite , Object ) +376
   System.Dynamic.UpdateDelegates.UpdateAndExecute1(CallSite site, T0 arg0) +924
   ASP._Page_Views_Partials_userlist_cshtml.Execute() in e:\obfuscated-path-to-solution\Views\Partials\userlist.cshtml:19
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +280
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +125
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +196
   Umbraco.Core.Profiling.ProfilingView.Render(ViewContext viewContext, TextWriter writer) +140
   System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) +147
   ASP._Page_Views_Brugerliste_cshtml.Execute() in e:\obfuscated-path-to-solution\Views\Brugerliste.cshtml:14
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +280
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +125
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +181
   Umbraco.Core.Profiling.ProfilingView.Render(ViewContext viewContext, TextWriter writer) +140
   System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +380
   System.Web.Mvc.<>c__DisplayClass1a.b__17() +33
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilter(IResultFilter filter, ResultExecutingContext preContext, Func`1 continuation) +613
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilter(IResultFilter filter, ResultExecutingContext preContext, Func`1 continuation) +613
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult) +263
   System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) +720
   System.Web.Mvc.<>c__DisplayClass1d.b__19() +40
   System.Web.Mvc.Async.<>c__DisplayClass1.b__0() +15
   System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +53
   System.Web.Mvc.Async.<>c__DisplayClass4.b__3(IAsyncResult ar) +15
   System.Web.Mvc.<>c__DisplayClass8.b__3(IAsyncResult asyncResult) +42
   System.Web.Mvc.Async.<>c__DisplayClass4.b__3(IAsyncResult ar) +15
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +606
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +288

Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.18446