Server Error in '/' Application.

Input string was not in a correct format.

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.FormatException: Input string was not in a correct format.

Source Error:


Line 210:                objShoppingCart.guid = Server.HtmlEncode(Request.Cookies["shoppingCart"].Value.ToString());
Line 211:            }
Line 212:            objShoppingCart.moduleId = Convert.ToInt32(param);
Line 213:        
Line 214:            if (paramUserCount == "") { paramUserCount = "1"; }

Source File: c:\inetpub\wwwroot\firsthealthandsafety\order.aspx.cs    Line: 212

Stack Trace:


[FormatException: Input string was not in a correct format.]
   System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) +14286718
   System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) +174
   System.Convert.ToInt32(String value) +64
   order.Page_Load(Object sender, EventArgs e) in c:\inetpub\wwwroot\firsthealthandsafety\order.aspx.cs:212
   System.Web.UI.Control.OnLoad(EventArgs e) +108
   System.Web.UI.Control.LoadRecursive() +90
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4110.0