Server Error in '/' Application.

Object reference not set to an instance of an object.

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.NullReferenceException: Object reference not set to an instance of an object.

Source Error:


Line 491:                                          }).Distinct().OrderByDescending(x => x.UrunID).FirstOrDefault();
Line 492:
Line 493:                    setinUrunleri.Add(new SetinUrunleri { AltKategoriUrl = SetinUrunlerix.AltKategoriUrl, KategoriUrl = SetinUrunlerix.KategoriUrl, MarkaUrl = SetinUrunlerix.MarkaUrl, Resim = SetinUrunlerix.Resim, UrunAdi = SetinUrunlerix.UrunAdiEN, UrunKodu = SetinUrunlerix.UrunKodu, Water = false });
Line 494:                }
Line 495:            }

Source File: d:\vhosts\aymer.net\juiceup.com.tr\en\Urun.aspx.cs    Line: 493

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   PageUrun.UrunDetayiniGetir() in d:\vhosts\aymer.net\juiceup.com.tr\en\Urun.aspx.cs:493
   PageUrun.Page_Load(Object sender, EventArgs e) in d:\vhosts\aymer.net\juiceup.com.tr\en\Urun.aspx.cs:41
   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


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4690.0