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 124:    protected void SetTitle()
Line 125:    {
Line 126:        string title = article.SeoTitle;
Line 127:        string description = article.SeoDescription;
Line 128:        string keyword = article.SeoKeyword;

Source File: c:\webspace\benhviendienlanh.vn\httpdocs\ArticleDetails.aspx.cs    Line: 126

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   ArticleDetails.SetTitle() in c:\webspace\benhviendienlanh.vn\httpdocs\ArticleDetails.aspx.cs:126
   ArticleDetails.Page_Load(Object sender, EventArgs e) in c:\webspace\benhviendienlanh.vn\httpdocs\ArticleDetails.aspx.cs:43
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +85
   System.Web.UI.Control.OnLoad(EventArgs e) +79
   System.Web.UI.Control.LoadRecursive() +130
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2855


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