Server Error in '/Itinerary' Application.

Value cannot be null.
Parameter name: source

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: System.ArgumentNullException: Value cannot be null.
Parameter name: source

Source Error:


Line 13:     if (accommodation != null && leg != null && (leg.DisplaySelectedRoomsOnly || Model.LightboxMode))
Line 14:     {
Line 15:         rooms = accommodation.Rooms.Where(x => leg.Rooms.Any(y => !String.IsNullOrWhiteSpace(y.SimpleItemId) && y.SimpleItemId == x.Id)).ToList();
Line 16:         units = accommodation.Units.Where(x => leg.Rooms.Any(y => !String.IsNullOrWhiteSpace(y.SimpleItemId) && y.SimpleItemId == x.Id)).ToList();
Line 17:     }

Source File: c:\inetpub\apps\www-itinerary\Views\Shared\_ContentBlock_RoomsUnits.cshtml    Line: 15

Stack Trace:


[ArgumentNullException: Value cannot be null.
Parameter name: source]
   System.Linq.Enumerable.Any(IEnumerable`1 source, Func`2 predicate) +320
   ASP.<>c__DisplayClass14.<Execute>b__8(Room x) in c:\inetpub\apps\www-itinerary\Views\Shared\_ContentBlock_RoomsUnits.cshtml:15
   System.Linq.WhereArrayIterator`1.MoveNext() +71
   System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) +460
   System.Linq.Enumerable.ToList(IEnumerable`1 source) +69
   ASP._Page_Views_Shared__ContentBlock_RoomsUnits_cshtml.Execute() in c:\inetpub\apps\www-itinerary\Views\Shared\_ContentBlock_RoomsUnits.cshtml:15
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +252
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +148
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +122
   System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +373
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +88
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +775
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult) +81
   System.Web.Mvc.Async.<>c__DisplayClass21.<BeginInvokeAction>b__1e(IAsyncResult asyncResult) +188
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +836
   System.Web.Mvc.Controller.<BeginExecuteCore>b__1d(IAsyncResult asyncResult, ExecuteCoreState innerState) +29
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +73
   System.Web.Mvc.Async.AsyncResultWrapper.End(IAsyncResult asyncResult, Object tag) +20
   System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +39
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +39
   System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) +39
   System.Web.Mvc.MvcHandler.<BeginProcessRequest>b__5(IAsyncResult asyncResult, ProcessRequestState innerState) +43
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +73
   System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +39
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +3745
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +224
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +1366


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.4087.0