null principal in attribute resolver

Daniele Russo ruda76 at
Tue Nov 22 16:56:28 GMT 2011

Anyone have this same problem?
No solutions?

2011/11/21 Daniele Russo <ruda76 at>

> Hi all, I have a strange problem with shibboleth IDP 2.3.5.
> IDP is configured with UsernamePassword login handler, I use tigish
> library to authenticate users on the DB.
> All works, but occasionally IDP doesn't return attributes to SP and this
> strange problem only occurs in production enviroment.
> In debugging I noticed that the principal is enhanced in the
> authentication phase, while in the attribute resolver phase is null.
> This problem occurs with various operating systems and browsers.
> Mozilla/5.0 (Windows; U; Windows NT 6.0; it; rv: Gecko/20110920
> Firefox/3.6.23
> Mozilla/5.0 (Windows NT 5.1; rv:7.0.1) Gecko/20100101 Firefox/7.0.1
> Thanks
> Daniele
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