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 221:        else
Line 222:        {
Line 223:            dt_product_gallery = _bl.Get_product_details_single_gallery_bycolor(Convert.ToInt64(Context.Request.QueryString["product_id"]), Convert.ToInt64(rbt_colors.SelectedValue));
Line 224:        }
Line 225:        if (dt_product_gallery.Rows.Count > 0)

Source File: c:\Inetpub\vhosts\sculptrental.com\httpdocs\product-details.aspx.cs    Line: 223

Stack Trace:


[FormatException: Input string was not in a correct format.]
   System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) +13033687
   System.Number.ParseInt64(String value, NumberStyles options, NumberFormatInfo numfmt) +135
   System.Convert.ToInt64(String value) +55
   product_details.bind_product_photos() in c:\Inetpub\vhosts\sculptrental.com\httpdocs\product-details.aspx.cs:223
   product_details.bind_product_availablecolors() in c:\Inetpub\vhosts\sculptrental.com\httpdocs\product-details.aspx.cs:183
   product_details.bind_contactdetails() in c:\Inetpub\vhosts\sculptrental.com\httpdocs\product-details.aspx.cs:90
   product_details.Page_Load(Object sender, EventArgs e) in c:\Inetpub\vhosts\sculptrental.com\httpdocs\product-details.aspx.cs:21
   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:4.8.4676.0