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:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   swiNetmarket.clsHtml.GetHtmlBoxClaMag(Int32 Width, String TextClass, String Caption) in clsHtml.vb:921
   swiNetmarket.clsHtml.AddPrmBox(String sDefXml, String sParametri, String sKey, String DefCaption, Int32 DefCol, Int32 DefPos) in clsHtml.vb:1947
   swiNetmarket.clsHtml.CtrlBoxes(Boolean bNoBoxLaterali) in clsHtml.vb:1825
   swiNetmarket.clsHtml.GetHtmlMaster(String sBox, String sAddLeftBox, String sAddRightBox, Boolean bCtrlStatistica, Boolean bCtrlBoxes, String sTitolo, String sMetaTag) in clsHtml.vb:2153
   swiNetmarket.Catalogo.Page_Load(Object sender, EventArgs e) in Catalogo.aspx.vb:366
   System.Web.UI.Control.OnLoad(EventArgs e) +79
   System.Web.UI.Control.LoadRecursive() +130
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2852


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4667.0