[InvalidOperationException: Sequence contains more than one element]
System.Linq.Enumerable.SingleOrDefault(IEnumerable`1 source) +356
System.Data.Objects.ELinq.<>c__11`1.<GetElementFunction>b__11_2(IEnumerable`1 sequence) +43
System.Data.Objects.ELinq.ObjectQueryProvider.ExecuteSingle(IEnumerable`1 query, Expression queryRoot) +61
System.Data.Objects.ELinq.ObjectQueryProvider.System.Linq.IQueryProvider.Execute(Expression expression) +134
System.Data.Entity.Internal.Linq.DbQueryProvider.Execute(Expression expression) +87
System.Linq.Queryable.SingleOrDefault(IQueryable`1 source, Expression`1 predicate) +260
AgrafikWeb.UrunDetay.Page_Load(Object sender, EventArgs e) +1022
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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