[InvalidOperationException: Sequence contains more than one element]
System.Linq.Enumerable.SingleOrDefault(IEnumerable`1 source) +356
BusinessLogicLayer.CommonBLL.ProductDetailsByURL(String URL) in D:\TFS_Projects\Sangrang\BusinessLogicLayer\CommonBLL.cs:653
SangrangWeb.Item_View.Page_Load(Object sender, EventArgs e) in D:\TFS_Projects\Sangrang\SangrangWeb\Item_View.aspx.cs:109
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +52
System.Web.UI.Control.OnLoad(EventArgs e) +97
System.Web.UI.Control.LoadRecursive() +61
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +693
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