Hibernate程序使用WAS连接池提交事务时出现 NullPointerException

Hibernate应用程序部署到WebSphere Application Server 5.1上,使用WAS的连接池,程序在处理了比较多的 session.save(object)操作之后,在执行提交事物 trans.commit()之时出现以下异常

 java.lang.NullPointerException
        at oracle.jdbc.dbaccess.DBData.clearItem(DBData.java:431)
        at oracle.jdbc.dbaccess.DBDataSetImpl.clearItem(DBDataSetImpl.java:3528)
        at oracle.jdbc.driver.OraclePreparedStatement.clearParameters(OraclePreparedStatement.java:3401)
        at com.ibm.ws.rsadapter.jdbc.WSJdbcConnection.resetStatement(WSJdbcConnection.java:1719) 阅读全文 >>