我不明白为什么嵌入式 OpenEJB 容器在开始时会以非常不具信息性的消息失败（抱歉，日志很长）：
Running com.XXX.MyTest
Apache OpenEJB 3.1.3 build: 20101015-05:42
http://openejb.apache.org/
INFO - openejb.home = [skipped...]
INFO - openejb.base = [skipped...]
INFO - Configuring Service(id=Default Security Service, type=SecurityService, provider-id=Default Security Service)
INFO - Configuring Service(id=Default Transaction Manager, type=TransactionManager, provider-id=Default Transaction Manager)
INFO - Found PersistenceModule in classpath: [skipped...]/target/classes
INFO - Found EjbModule in classpath: [skipped...]/target/test-classes
INFO - Beginning load: [skipped...]/target/classes
INFO - AltDD persistence.xml -> file:[skipped...]/target/classes/META-INF/test.persistence.xml
INFO - AltDD persistence.xml -> file:[skipped...]/target/classes/META-INF/test.persistence.xml
INFO - Beginning load: [skipped...]/target/test-classes
INFO - Configuring enterprise application: classpath.ear
INFO - Configuring Service(id=Default Stateless Container, type=Container, provider-id=Default Stateless Container)
INFO - Auto-creating a container for bean Finder: Container(type=STATELESS, id=Default Stateless Container)
INFO - Configuring PersistenceUnit(name=wid, provider=org.hibernate.ejb.HibernatePersistence)
INFO - Configuring Service(id=Default JDBC Database, type=Resource, provider-id=Default JDBC Database)
INFO - Auto-creating a Resource with id 'Default JDBC Database' of type 'DataSource for 'abc'.
INFO - Configuring Service(id=Default Unmanaged JDBC Database, type=Resource, provider-id=Default Unmanaged JDBC Database)
INFO - Auto-creating a Resource with id 'Default Unmanaged JDBC Database' of type 'DataSource for 'abc'.
INFO - Adjusting PersistenceUnit abc <jta-data-source> to Resource ID 'Default JDBC Database' from 'null'
INFO - Adjusting PersistenceUnit abc <non-jta-data-source> to Resource ID 'Default Unmanaged JDBC Database' from 'null'
INFO - Enterprise application "classpath.ear" loaded.
INFO - Assembling app: classpath.ear
Oct 28, 2010 2:00:20 PM org.hibernate.cfg.annotations.Version <clinit>
INFO: Hibernate Annotations 3.5.6-Final
Oct 28, 2010 2:00:20 PM org.hibernate.cfg.Environment <clinit>
INFO: Hibernate 3.5.6-Final
Oct 28, 2010 2:00:20 PM org.hibernate.cfg.Environment <clinit>
INFO: hibernate.properties not found
Oct 28, 2010 2:00:20 PM org.hibernate.cfg.Environment buildBytecodeProvider
INFO: Bytecode provider name : javassist
Oct 28, 2010 2:00:20 PM org.hibernate.cfg.Environment <clinit>
INFO: using JDK 1.4 java.sql.Timestamp handling
Oct 28, 2010 2:00:20 PM org.hibernate.annotations.common.Version <clinit>
INFO: Hibernate Commons Annotations 3.2.0.Final
Oct 28, 2010 2:00:20 PM org.hibernate.ejb.Version <clinit>
INFO: Hibernate EntityManager 3.5.6-Final
Oct 28, 2010 2:00:20 PM org.hibernate.ejb.Ejb3Configuration configure
INFO: Processing PersistenceUnitInfo [
name: abc
...]
INFO - PersistenceUnit(name=abc, provider=org.hibernate.ejb.HibernatePersistence) - provider time 328ms
INFO - Undeploying app: classpath.ear
ERROR - Application could not be deployed: classpath.ear
org.apache.openejb.OpenEJBException: Creating application failed: classpath.ear: org.apache.openejb.persistence.PersistenceUnitInfoImpl.getValidationMode()Ljavax/persistence/ValidationMode;
at org.apache.openejb.assembler.classic.Assembler.createApplication(Assembler.java:679)
at org.apache.openejb.assembler.classic.Assembler.createApplication(Assembler.java:450)
at org.apache.openejb.assembler.classic.Assembler.buildContainerSystem(Assembler.java:368)
at org.apache.openejb.assembler.classic.Assembler.build(Assembler.java:280)
at org.apache.openejb.OpenEJB$Instance.<init>(OpenEJB.java:125)
at org.apache.openejb.OpenEJB$Instance.<init>(OpenEJB.java:60)
at org.apache.openejb.OpenEJB.init(OpenEJB.java:271)
at org.apache.openejb.OpenEJB.init(OpenEJB.java:250)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[skipped...]
能否请你帮忙？谢谢。