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 22:         int Id = int.Parse(Request.QueryString["c"]);
Line 23:         var conver = DB.Conveyors.Where(c => c.ID == Id).FirstOrDefault();
Line 24:         lbl_title.Text = conver.Title;
Line 25:         lblTitle.Text = conver.Title;
Line 26:         var Conveyors = DB.Conveyors.OrderBy(c => c.Order).Where(c => c.Active == true).ToList();

Source File: h:\root\home\ahmedsanam-001\www\site3\ConveyorsDetails.aspx.cs    Line: 24

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   ConveyorsDetails.Populate() in h:\root\home\ahmedsanam-001\www\site3\ConveyorsDetails.aspx.cs:24
   ConveyorsDetails.Page_Load(Object sender, EventArgs e) in h:\root\home\ahmedsanam-001\www\site3\ConveyorsDetails.aspx.cs:15
   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:4.8.4700.0