[InvalidOperationException: The operation cannot be completed because the DbContext has been disposed.]
System.Data.Entity.Internal.LazyInternalContext.InitializeContext() +1051
System.Data.Entity.Internal.Linq.InternalQuery`1.GetEnumerator() +43
System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) +446
System.Linq.Enumerable.ToList(IEnumerable`1 source) +80
DAL.NavCategoryResponsitory.GetEntities(ISpecification`1 specification, IOrderBuilder`1 sortorder, PageHelper pageHelper, Boolean getFullText) +1680
Web.Detail_Year.GetChildHtml(Int32 categoryId) +698
Web.Detail_Year.BindNav(Int32 articleId) +1295
Web.Detail_Year.Page_Load(Object sender, EventArgs e) +236
System.Web.UI.Control.LoadRecursive() +71
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3178
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