null principal in attribute resolver

Tue Nov 29 13:15:28 GMT 2011

What's between these two requests?

From: Daniele Russo <ruda76 at gmail.com<mailto:ruda76 at gmail.com>>
Reply-To: Shibboleth Users <users at shibboleth.net<mailto:users at shibboleth.net>>
Date: Tue, 29 Nov 2011 14:11:47 +0100
To: Shibboleth Users <users at shibboleth.net<mailto:users at shibboleth.net>>
Subject: Re: null principal in attribute resolver

10:41:00.034 - DEBUG [edu.internet2.middleware.shibboleth.idp.profile.saml2.AbstractSAML2ProfileHandler:472] - Resolving attributes for principal 'XXXXXXXXXXXX' for SAML request from relying party 'https://www.inarcassa.it/shibboleth'

The second request without redirect to login page:
10:41:20.328 - INFO [Shibboleth-Access:74] - 20111128T094120Z|93.70.49.139|www.inarcassa.it:443|/profile/SAML2/Redirect/SSO|
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://shibboleth.net/pipermail/users/attachments/20111129/98f39649/attachment.html 