Error creating bean with name 'sessionFactory'

Exception sending context initialized event to listener instance of class org.springframework.web.context.ContextLoaderListener
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in ServletContext resource
[/WEB-INF/applicationContext.xml]: Initialization of bean failed; nested exception is java.lang.NoClassDefFoundError: javax/transaction/TransactionManager

原因：缺少jta.jar，加入后问题呢解决