System.NullReferenceException: Object reference not set to an instance of an object. at TLControls_ArticleLeftColumn.set_article_details(Int32 articleid) in c:\websites\mobiletl\TLControls\ArticleLeftColumn.ascx.cs:line 53 at TLControls_ArticleLeftColumn.Page_Load(Object sender, EventArgs e) in c:\websites\mobiletl\TLControls\ArticleLeftColumn.ascx.cs:line 40