[InvalidOperationException: Nullable object must have a value.]
System.Data.Linq.SqlClient.QueryConverter.VisitInvocation(InvocationExpression invoke) +1250
System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +1133
System.Data.Linq.SqlClient.QueryConverter.VisitExpression(Expression exp) +34
System.Data.Linq.SqlClient.QueryConverter.VisitBinary(BinaryExpression b) +49
System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +460
System.Data.Linq.SqlClient.QueryConverter.VisitExpression(Expression exp) +34
System.Data.Linq.SqlClient.QueryConverter.VisitWhere(Expression sequence, LambdaExpression predicate) +159
System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +874
System.Data.Linq.SqlClient.QueryConverter.VisitSequenceOperatorCall(MethodCallExpression mc) +3624
System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +874
System.Data.Linq.SqlClient.QueryConverter.ConvertOuter(Expression node) +133
System.Data.Linq.SqlClient.SqlProvider.BuildQuery(Expression query, SqlNodeAnnotations annotations) +168
System.Data.Linq.SqlClient.SqlProvider.System.Data.Linq.Provider.IProvider.Execute(Expression query) +165
System.Data.Linq.DataQuery`1.System.Linq.IQueryProvider.Execute(Expression expression) +42
PortalBase.Bussiness.BusinessObjects.NewsBo.CountNewsByCateId(Nullable`1 idCate, Nullable`1 siteId) in Z:\hoangton On My Mac\Data\vnr-web\PortalBase.Bussiness\BusinessObjects\NewsBo.cs:512
Profit500.Controllers.CategoriesNewController.Index(Nullable`1 pagesize, Nullable`1 pageNumber, Nullable`1 idCate) in Z:\hoangton On My Mac\Data\vnr-web\Profit500\Controllers\CategoriesNewController.cs:24
lambda_method(Closure , ControllerBase , Object[] ) +278
System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters) +229
System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +35
System.Web.Mvc.Async.AsyncControllerActionInvoker.<BeginInvokeSynchronousActionMethod>b__39(IAsyncResult asyncResult, ActionInvocation innerInvokeState) +39
System.Web.Mvc.Async.WrappedAsyncResult`2.CallEndDelegate(IAsyncResult asyncResult) +77
System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethod(IAsyncResult asyncResult) +42
System.Web.Mvc.Async.AsyncInvocationWithFilters.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3d() +72
System.Web.Mvc.Async.<>c__DisplayClass46.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3f() +396
System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethodWithFilters(IAsyncResult asyncResult) +42
System.Web.Mvc.Async.<>c__DisplayClass2b.<BeginInvokeAction>b__1c() +38
System.Web.Mvc.Async.<>c__DisplayClass21.<BeginInvokeAction>b__1e(IAsyncResult asyncResult) +188
System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +38
System.Web.Mvc.Controller.<BeginExecuteCore>b__1d(IAsyncResult asyncResult, ExecuteCoreState innerState) +32
System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +73
System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +52
System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +39
System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) +38
System.Web.Mvc.MvcHandler.<BeginProcessRequest>b__5(IAsyncResult asyncResult, ProcessRequestState innerState) +46
System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +73
System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +38
System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +431
System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +75
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +158
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