java.lang.NoSuchMethodException: org.hibernate.validator.ClassValidator

Caused by: java.lang.NoSuchMethodException: org.hibernate.validator.ClassValidator.(java.lang.Class, java.util.ResourceBundle, org.hibernate.validator.MessageInterpolator, java.util.Map, org.hibernate.annotations.common.reflection.ReflectionManager)

原因：jboss-4.2.3.GA\server\default\lib下的hibernate-annotations.jar与项目jar包冲突

解决办法：删除hibernate-annotations.jar