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 436:	
Line 437:	dim stringaSQLSubcat as string = "SELECT DISTINCT product_subcategory, product_category FROM products WHERE product_label = 1 AND product_category = '"
Line 438:		stringaSQLSubcat = stringaSQLSubcat & cat.Replace("'", "''") & "' AND product_macrocategory = '" & macroCat.Replace("'", "''")
Line 439:		stringaSQLSubcat = stringaSQLSubcat & "' ORDER BY product_category, product_subcategory "
Line 440:		

Source File: D:\inetpub\webs\farmatuit\prodotti.aspx    Line: 438

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   ASP.prodotti_aspx.BindData() in D:\inetpub\webs\farmatuit\prodotti.aspx:438
   ASP.prodotti_aspx.Page_Load(Object sender, EventArgs e) in D:\inetpub\webs\farmatuit\prodotti.aspx:89
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +43
   System.Web.UI.Control.OnLoad(EventArgs e) +91
   System.Web.UI.Control.LoadRecursive() +74
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2603


Version Information: Microsoft .NET Framework Version:2.0.50727.9174; ASP.NET Version:2.0.50727.9175