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 10:     Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Line 11:         If Page.IsPostBack = False Then
Line 12:             If Request.QueryString("detailid") <> 0 Then
Line 13:                 strdeptid = Val(Request.QueryString("sdeptid"))
Line 14:                 parameters.Clear()

Source File: D:\html\users\userweb2\html\microdeptalbum.aspx.vb    Line: 12

Stack Trace:


[FormatException: Input string was not in a correct format.]
   Microsoft.VisualBasic.CompilerServices.Conversions.ParseDouble(String Value, NumberFormatInfo NumberFormat) +308
   Microsoft.VisualBasic.CompilerServices.Conversions.ToDouble(String Value, NumberFormatInfo NumberFormat) +84

[InvalidCastException: Conversion from string "243?sdeptid=20,243" to type 'Double' is not valid.]
   Microsoft.VisualBasic.CompilerServices.Conversions.ToDouble(String Value, NumberFormatInfo NumberFormat) +256
   microdeptalbum.Page_Load(Object sender, EventArgs e) in D:\html\users\userweb2\html\microdeptalbum.aspx.vb:12
   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:4.8.4700.0