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 45:         string queryb = "select * from basket where guid=@a";
Line 46:         SqlCommand sconb = new SqlCommand(queryb, conn);
Line 47:         sconb.Parameters.AddWithValue("@a", Request.Cookies["shoppingcart"].Value.ToString());
Line 48:         SqlDataReader dr_basketb = sconb.ExecuteReader();
Line 49:         dr_basketb.Read();

Source File: d:\hostingspaces\iranacenter.com\httpdocs\products.aspx.cs    Line: 47

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   products.Page_Load(Object sender, EventArgs e) in d:\hostingspaces\iranacenter.com\httpdocs\products.aspx.cs:47
   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