[InvalidOperationException: Sequence contains no elements]
System.Linq.Enumerable.First(IEnumerable`1 source) +415
bonlayn.data.Repositories.ProductCategoryRepository.GetBySlug(String slug) in D:\Vu Ngoc Diep\Changeshop-fullScreen\bonlayn.data\Repositories\ProductCategoryRepository.cs:39
bonlayn.Controllers.ProductController.DanhMuc(Nullable`1 page, String id, String orderby) in D:\Vu Ngoc Diep\Changeshop-fullScreen\bonlayn\Controllers\ProductController.cs:131
lambda_method(Closure , ControllerBase , Object[] ) +250
System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters) +280
System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +35
System.Web.Mvc.<>c__DisplayClass15.<InvokeActionMethodWithFilters>b__12() +80
System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation) +453
System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) +663
System.Web.Mvc.Controller.ExecuteCore() +144
System.Web.Mvc.ControllerBase.Execute(RequestContext requestContext) +92
System.Web.Mvc.<>c__DisplayClassb.<BeginProcessRequest>b__5() +58
System.Web.Mvc.Async.<>c__DisplayClass1.<MakeVoidDelegate>b__0() +22
System.Web.Mvc.<>c__DisplayClasse.<EndProcessRequest>b__d() +36
System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +399
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +157
|