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 21:     {
Line 22: 
Line 23:         double BlogID = Convert.ToDouble(Request.QueryString["BlogID"]);
Line 24: 
Line 25:         if (BlogID != null)

Source File: c:\inetpub\vhosts\gaursonsindia.org\httpdocs\categorywiseblogs.aspx.cs    Line: 23

Stack Trace:


[FormatException: Input string was not in a correct format.]
   System.Number.ParseDouble(String value, NumberStyles options, NumberFormatInfo numfmt) +14931335
   System.Convert.ToDouble(String value) +62
   categorywiseblogs.Page_Load(Object sender, EventArgs e) in c:\inetpub\vhosts\gaursonsindia.org\httpdocs\categorywiseblogs.aspx.cs:23
   System.Web.UI.Control.OnLoad(EventArgs e) +106
   System.Web.UI.Control.LoadRecursive() +68
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3785


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.4087.0