Hi, I have released attribute 'preferredLanguage' in trust relationship but this value is not present in the idp-process.log
```
2017-08-02 10:23:11,838 - INFO [Shibboleth-Audit.SSO:241] - 20170802T102311Z|urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect|SNCd4e1d3e0c0c080229db74d7ca63272d1|https://dev17869.service-now.com/|http://shibboleth.net/ns/profiles/saml2/sso/browser|https://verizon.simeio.net/idp/shibboleth|urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST|_b175c5ccca937568408567feb28dd6b7|test@test.com|urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport|uid,preferredLanguage,mail|test@test.com|_c9ba8f108b7ae706a91b9ce2f81286cd|
```