Server Error in '/' Application.

Object reference not set to an instance of an object.

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.NullReferenceException: Object reference not set to an instance of an object.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   System.Data.Linq.SqlClient.QueryConverter.VisitInvocation(InvocationExpression invoke) +446
   System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +1262
   System.Data.Linq.SqlClient.QueryConverter.Visit(Expression node) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitExpression(Expression exp) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitBinary(BinaryExpression b) +35
   System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +427
   System.Data.Linq.SqlClient.QueryConverter.Visit(Expression node) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitExpression(Expression exp) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitBinary(BinaryExpression b) +35
   System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +427
   System.Data.Linq.SqlClient.QueryConverter.Visit(Expression node) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitExpression(Expression exp) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitBinary(BinaryExpression b) +22
   System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +427
   System.Data.Linq.SqlClient.QueryConverter.Visit(Expression node) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitExpression(Expression exp) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitBinary(BinaryExpression b) +22
   System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +427
   System.Data.Linq.SqlClient.QueryConverter.Visit(Expression node) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitExpression(Expression exp) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitBinary(BinaryExpression b) +22
   System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +427
   System.Data.Linq.SqlClient.QueryConverter.Visit(Expression node) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitExpression(Expression exp) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitBinary(BinaryExpression b) +22
   System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +427
   System.Data.Linq.SqlClient.QueryConverter.Visit(Expression node) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitExpression(Expression exp) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitWhere(Expression sequence, LambdaExpression predicate) +125
   System.Data.Linq.SqlClient.QueryConverter.VisitSequenceOperatorCall(MethodCallExpression mc) +3403
   System.Data.Linq.SqlClient.QueryConverter.VisitMethodCall(MethodCallExpression mc) +74
   System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +1003
   System.Data.Linq.SqlClient.QueryConverter.Visit(Expression node) +18
   System.Data.Linq.SqlClient.QueryConverter.VisitSelect(Expression sequence, LambdaExpression selector) +17
   System.Data.Linq.SqlClient.QueryConverter.VisitSequenceOperatorCall(MethodCallExpression mc) +1368
   System.Data.Linq.SqlClient.QueryConverter.VisitMethodCall(MethodCallExpression mc) +74
   System.Data.Linq.SqlClient.QueryConverter.VisitInner(Expression node) +1003
   System.Data.Linq.SqlClient.QueryConverter.ConvertOuter(Expression node) +79
   System.Data.Linq.SqlClient.SqlProvider.BuildQuery(Expression query, SqlNodeAnnotations annotations) +114
   System.Data.Linq.SqlClient.SqlProvider.System.Data.Linq.Provider.IProvider.Execute(Expression query) +132
   System.Data.Linq.DataQuery`1.System.Collections.Generic.IEnumerable<T>.GetEnumerator() +35
   System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) +7893510
   System.Linq.Enumerable.ToList(IEnumerable`1 source) +61
   OrderBot.DataAccess.ProductsDetailsService.GetDetails(Category category, Group group, OrderGuideVersion orderGuideVersion) +5219
   OrderBot.Facade.ProductsDetailsController.GetProductsByCategory(Int32 categoryId, Nullable`1 groupId, OrderGuideVersion orderGuideVersion) +223
   OrderBot.Website.ProductsHome.BindProducts() +1757
   OrderBot.Website.ProductsHome.BindMenu() +449
   OrderBot.Website.ProductsHome.Page_Load(Object sender, EventArgs e) +214
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
   System.Web.UI.Control.OnLoad(EventArgs e) +99
   OrderBot.Website.BasePage.OnLoad(EventArgs e) +71
   System.Web.UI.Control.LoadRecursive() +50
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627


Version Information: Microsoft .NET Framework Version:2.0.50727.9174; ASP.NET Version:2.0.50727.9175