[InvalidOperationException: A sequência não contém elementos]
System.Linq.Enumerable.First(IEnumerable`1 source) +264
System.Data.Objects.ELinq.<>c__11`1.<GetElementFunction>b__11_0(IEnumerable`1 sequence) +41
System.Data.Objects.ELinq.ObjectQueryProvider.ExecuteSingle(IEnumerable`1 query, Expression queryRoot) +59
System.Data.Objects.ELinq.ObjectQueryProvider.System.Linq.IQueryProvider.Execute(Expression expression) +128
System.Linq.Queryable.First(IQueryable`1 source) +211
MODELO5.WEB.Detalhes.BuscarProduto() +408
MODELO5.WEB.Detalhes.Page_Load(Object sender, EventArgs e) +4016
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +51
System.Web.UI.Control.OnLoad(EventArgs e) +95
System.Web.UI.Control.LoadRecursive() +59
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +678
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