Server Error in '/' Application.

Sequence contains no elements

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.InvalidOperationException: Sequence contains no elements

Source Error:


Line 63:             var hdfId = e.Item.FindControl("hdfId") as HiddenField;
Line 64:             //lay thong tin san pham master
Line 65:             var pro = dbConnect.pro_Products.Single(n => n.Id == int.Parse(hdfId.Value));
Line 66:             //kiểm tra xem sản phẩm có dc chọn làm <sup>₫</sup>ại diện hay không
Line 67:             //var productPrice = pro.pro_ProductPrices.Where(n => n.IsStatus == true).OrderBy(n => n.PriceSell).First();

Source File: c:\webspace\dongagroup.vn\httpdocs\tin-tuc\detail.aspx.cs    Line: 65

Stack Trace:


[InvalidOperationException: Sequence contains no elements]
   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.Table`1.System.Linq.IQueryProvider.Execute(Expression expression) +51
   danhmuc_detail.rptProductCungLoai_ItemDataBound(Object sender, RepeaterItemEventArgs e) in c:\webspace\dongagroup.vn\httpdocs\tin-tuc\detail.aspx.cs:65
   System.Web.UI.WebControls.Repeater.OnItemDataBound(RepeaterItemEventArgs e) +139
   System.Web.UI.WebControls.Repeater.CreateItem(Int32 itemIndex, ListItemType itemType, Boolean dataBind, Object dataItem) +193
   System.Web.UI.WebControls.Repeater.AddDataItemsIntoItemsArray(IEnumerable dataSource, Boolean useDataSource) +291
   System.Web.UI.WebControls.Repeater.PostGetDataAction(IEnumerable dataSource) +109
   System.Web.UI.WebControls.Repeater.OnDataBinding(EventArgs e) +81
   danhmuc_detail.Page_Load(Object sender, EventArgs e) in c:\webspace\dongagroup.vn\httpdocs\tin-tuc\detail.aspx.cs:51
   System.Web.UI.Control.OnLoad(EventArgs e) +108
   System.Web.UI.Control.LoadRecursive() +90
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0