[jboss-user] [EJB 3.0] - EJB3, Sybase database, MappingException: Dialect does not su

We are using Jboss4.2.1GA. I am adding a new Sybase data source. But when I start Jboss, the error message is as following. The .ear is not even deployed. May I know how to solve this problem? Thank you very much! James **************************************Error Message*********************** Caused by: org.hibernate.MappingException: could not instantiate id generator at org.hibernate.id.IdentifierGeneratorFactory.create(IdentifierGeneratorFactory.java:98) at org.hibernate.mapping.SimpleValue.createIdentifierGenerator(SimpleValue.java:152) at org.hibernate.impl.SessionFactoryImpl.(SessionFactoryImpl.java:192) at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1294) at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory(AnnotationConfiguration.java:915) at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:730) ... 145 more Caused by: org.hibernate.MappingException: Dialect does not support sequences at org.hibernate.dialect.Dialect.getSequenceNextValString(Dialect.java:596) at org.hibernate.id.SequenceGenerator.configure(SequenceGenerator.java:65) at org.hibernate.id.SequenceHiLoGenerator.configure(SequenceHiLoGenerator.java:43) at org.hibernate.id.IdentifierGeneratorFactory.create(IdentifierGeneratorFactory.java:94) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4118119#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...