Hi Everybody,
 Could any one noticed that while runnig .NET (c# and asp) Sample for
SSO (Single sign on) application generates exception as below.I am
runnig this application over visual studio 2008.I take care all the
issues while runnnig the application
====
Server Error in '/' Application.
Root element is missing.
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.Xml.XmlException: Root element is missing.

Source Error:

Line 51:
Line 52:             XmlDocument doc = new XmlDocument();
Line 53:             doc.LoadXml(result);
Line 54:
Line 55:             return doc;


Source File: C:\projects\Google.Apps.SingleSignOn\src\SamlParser.cs
Line: 53

Stack Trace:

[XmlException: Root element is missing.]
   System.Xml.XmlTextReaderImpl.Throw(Exception e) +90
   System.Xml.XmlTextReaderImpl.ThrowWithoutLineInfo(String res) +109
   System.Xml.XmlTextReaderImpl.ParseDocumentContent() +1954433
   System.Xml.XmlTextReaderImpl.Read() +41
   System.Xml.XmlLoader.Load(XmlDocument doc, XmlReader reader,
Boolean preserveWhitespace) +145
   System.Xml.XmlDocument.Load(XmlReader reader) +96
   System.Xml.XmlDocument.LoadXml(String xml) +197
   Google.Apps.SingleSignOn.SamlParser.UnpackRequest(String
packedText) in C:\projects\Google.Apps.SingleSignOn\src\SamlParser.cs:
53
 
Google.Apps.SingleSignOn.Web.SingleSignOnDebug.SetupGoogleLoginForm(String
userName) in C:\projects\Google.Apps.SingleSignOn\web
\SingleSignOnDebug.aspx.cs:72
   Google.Apps.SingleSignOn.Web.SingleSignOnDebug.Page_Load(Object
sender, EventArgs e) in C:\projects\Google.Apps.SingleSignOn\web
\SingleSignOnDebug.aspx.cs:54
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp,
Object o, Object t, EventArgs e) +15
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object
sender, EventArgs e) +33
   System.Web.UI.Control.OnLoad(EventArgs e) +99
   System.Web.UI.Control.LoadRecursive() +47
   System.Web.UI.Page.ProcessRequestMain(Boolean
includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
+1436
==============
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