Server Error in '/' Application.

Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index

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.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index

Source Error:


Line 47:         con.Open();
Line 48: 
Line 49:         var da = new SqlDataAdapter("SELECT * FROM photo_gallery Where folder_id='" + Request.QueryString[0] + "' order by NEWID()", con);
Line 50:         var dt = new DataTable();
Line 51:         da.Fill(dt);

Source File: C:\Inetpub\vhosts\gorakhpurlitfest.com\httpdocs\gallery.aspx.cs    Line: 49

Stack Trace:


[ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index]
   System.Collections.ArrayList.get_Item(Int32 index) +14538231
   System.Collections.Specialized.NameValueCollection.GetKey(Int32 index) +19
   System.Web.HttpValueCollection.Get(Int32 index) +26
   gallery.GetDataFromDb() in C:\Inetpub\vhosts\gorakhpurlitfest.com\httpdocs\gallery.aspx.cs:49
   gallery.BindData() in C:\Inetpub\vhosts\gorakhpurlitfest.com\httpdocs\gallery.aspx.cs:59
   gallery.Page_Load(Object sender, EventArgs e) in C:\Inetpub\vhosts\gorakhpurlitfest.com\httpdocs\gallery.aspx.cs:18
   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:4.8.4667.0