Dimitry FabrjeI can't reproduce your problem. Also it's a very old version of Hibernate ORM, so I'm unlikely to be able to reproduce your environment, but since someone on stackoverflow apparently had the same issue on a recent version of ORM, I'll try that...

Could you please:

• attach your XML mapping file to this ticket
• download the file at http://hibernate.org/dtd/hibernate-mapping-3.0.dtd from your own computer and attach it to this ticket