[InvalidOperationException: 序列不包含任何元素]
System.Data.Linq.SqlClient.SqlProvider.Execute(Expression query, QueryInfo queryInfo, IObjectReaderFactory factory, Object[] parentArgs, Object[] userArgs, ICompiledSubQuery[] subQueries, Object lastResult) +3266
System.Data.Linq.SqlClient.SqlProvider.ExecuteAll(Expression query, QueryInfo[] queryInfos, IObjectReaderFactory factory, Object[] userArguments, ICompiledSubQuery[] subQueries) +189
System.Data.Linq.SqlClient.SqlProvider.System.Data.Linq.Provider.IProvider.Execute(Expression query) +428
System.Data.Linq.DataQuery`1.System.Linq.IQueryProvider.Execute(Expression expression) +51
ASP._Page_News_cshtml.Execute() in c:\wwwroot\www.pbr.net.cn\wwwroot\News.cshtml:38
System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +252
System.Web.WebPages.WebPage.ExecutePageHierarchy(IEnumerable`1 executors) +99
System.Web.WebPages.WebPage.ExecutePageHierarchy() +185
System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +107
System.Web.WebPages.WebPageHttpHandler.ProcessRequestInternal(HttpContextBase httpContext) +142
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