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 117:        {
Line 118:            Kategori kategori = DB.Kategoriler.Where(x => x.KategoriID == KategoriID.Value).FirstOrDefault();
Line 119:            sayfa = string.Format("{0}?", ReWritePath.CreateReWritePath(kategori.KategoriID, kategori.KategoriAdi, ReWritePageType.Kategori));
Line 120:            ltlBaslik.Text = kategori.KategoriAdi;
Line 121:            this.Title = string.Format("{0} kategorisindeki makaleler {1}. sayfa", kategori.KategoriAdi, Sayfa);

Source File: c:\Web Sites\SG\www.semgoksu.com\Blog\Default.aspx.cs    Line: 119

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   Blog_Default.IcerikleriGetir() in c:\Web Sites\SG\www.semgoksu.com\Blog\Default.aspx.cs:119
   Blog_Default.SayfayiHazirla() in c:\Web Sites\SG\www.semgoksu.com\Blog\Default.aspx.cs:80
   Blog_Default.Page_Load(Object sender, EventArgs e) in c:\Web Sites\SG\www.semgoksu.com\Blog\Default.aspx.cs:74
   System.Web.UI.Control.OnLoad(EventArgs e) +107
   System.Web.UI.Control.LoadRecursive() +89
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1532


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