[InvalidOperationException: Sequence contains more than one element]
System.Data.Linq.SqlClient.SqlProvider.Execute(Expression query, QueryInfo queryInfo, IObjectReaderFactory factory, Object[] parentArgs, Object[] userArgs, ICompiledSubQuery[] subQueries, Object lastResult) +1144
System.Data.Linq.SqlClient.SqlProvider.ExecuteAll(Expression query, QueryInfo[] queryInfos, IObjectReaderFactory factory, Object[] userArguments, ICompiledSubQuery[] subQueries) +115
System.Data.Linq.SqlClient.SqlProvider.System.Data.Linq.Provider.IProvider.Execute(Expression query) +355
System.Data.Linq.Table`1.System.Linq.IQueryProvider.Execute(Expression expression) +52
System.Linq.Queryable.SingleOrDefault(IQueryable`1 source, Expression`1 predicate) +296
NewsDetail.Page_Load(Object sender, EventArgs e) in d:\www\web\welldonepcb1\wwwroot\cn\NewsDetail.aspx.cs:22
System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +46
System.Web.UI.Control.OnLoad(EventArgs e) +83
System.Web.UI.Control.LoadRecursive() +120
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3927
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