Sorry for posting it in forum, but I wasn't able to create account at jira.nhibernate.org. Due to the jira exception:
System Error
A system error has occurred.
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Else, please create a support issue on our support system at
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1. a description of your problem
2. cut & paste the error and system information found below
3. attach the application server log file
Cause:
[GenericEntity.set] "name" is not a field of OSUser
java.lang.IllegalArgumentException: [GenericEntity.set] "name" is not a field of OSUser
...... Stack trace follows .....