Any PersistenceExceptions should state which persistenceunit they are from -------------------------------------------------------------------------- Key: EJB-325 URL: http://opensource.atlassian.com/projects/hibernate/browse/EJB-325 Project: Hibernate Entity Manager Issue Type: New Feature Affects Versions: 3.3.2.Beta1 Reporter: Max Rydahl Andersen Fix For: 3.3.2.ga example from booting seam with multiple persistence.xml's in play: FAILED CONFIGURATION: @BeforeClass init javax.persistence.PersistenceException: org.hibernate.HibernateException: Hibernate Dialect must be explicitly set at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:698) at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:121) at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:51) at org.jboss.seam.persistence.EntityManagerFactory.createEntityManagerFactory(EntityManagerFactory.java:85) at org.jboss.seam.persistence.EntityManagerFactory.startup(EntityManagerFactory.java:50) at org.jboss.seam.util.Reflections.invoke(Reflections.java:21) at org.jboss.seam.util.Reflections.invokeAndWrap(Reflections.java:125) at org.jboss.seam.Component.callComponentMethod(Component.java:2082) at org.jboss.seam.Component.callCreateMethod(Component.java:1997) at org.jboss.seam.Component.newInstance(Component.java:1968) at org.jboss.seam.contexts.Contexts.startup(Contexts.java:304) at org.jboss.seam.contexts.Contexts.startup(Contexts.java:278) at org.jboss.seam.contexts.ServletLifecycle.endInitialization(ServletLifecycle.java:95) at org.jboss.seam.init.Initialization.init(Initialization.java:555) at org.jboss.seam.mock.BaseSeamTest.init(BaseSeamTest.java:939) at org.jboss.seam.mock.SeamTest.init(SeamTest.java:42) Caused by: org.hibernate.HibernateException: Hibernate Dialect must be explicitly set at org.hibernate.dialect.DialectFactory.determineDialect(DialectFactory.java:57) at org.hibernate.dialect.DialectFactory.buildDialect(DialectFactory.java:39) at org.hibernate.cfg.SettingsFactory.determineDialect(SettingsFactory.java:409) at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:119) at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2006) at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1289) at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:691) ... 41 more ... Removed 26 stack frames No context whatsoever on what persistence unit out of 2 that is the culrpit. javax.persistence.PersistenceException: [test1unit] org.hibernate.HibernateException: Hibernate Dialect must be explicitly set would have saved me alot of time ,) -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://opensource.atlassian.com/projects/hibernate/secure/Administrators.... - For more information on JIRA, see: http://www.atlassian.com/software/jira