今天遇到了这个问题: org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session:-- 找其原因是因为同一个object,如一个person在seession里保存了一份,而增加的别的object,如company的时候,由于做了关联关系,从数据库里又get了一个person,而这个person和s…

org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session: [org.fzegplat.hibernate.po.BAction#50]    at org.hibernate.engine.StatefulPersistenceContext.checkUniqueness(StatefulPe…

异常:org.hibernate.NonUniqueObjectException 提示:a different object with the same identifier value was already associated with the session: [entity.Gemp#40] 提示:具有相同标识符值的不同对象已与会话关联 entity包下的Gemp类 主键值:40 插入了两个主键值一样的对象 或者这个主键表中已经存在了…

起因: 公司业务需求,增加了一个新的数据源,增加之后,起初一切正常,但是发现后台管理系统所有Ajax请求获取信息没有问题,但是涉及到保存操作就抛出异常. 异常: org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session 思路: 在stackoverflow上查了很久,大概是说一个hibernate…

错误如下: 2017-3-29 15:17:52~ERROR~org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:253)~Servlet.service() for servlet action threw exception org.hibernate.NonUniqueObjectException: a different object with the same identifie…

异常名称: org.hibernate.NonUniqueObjectException: A different object with the same identifier value was already associated with the session : [cn.itsource.hibernate.day01.User#1] 异常截图: 异常详细: org.hibernate.NonUniqueObjectException: A different object with…

保存实体异常 https://blog.csdn.net/zzzz3621/article/details/9776539 org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session: [com.ppms.entity.AcctBalEntity#0000000000P] at org.hibern…

org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session异常解决办法 为什么还会说已经存在相同的session了呢.然后每次将项目重启后第一次编辑的时候问题不会触发,只有当第二次操作的时候才会出现这个问题. 解决办法:关闭session.好好检查操作完成后有没有关闭会话.…

不知道是不是之前处理懒加载的问题对session工厂进行了处理,导致了之前没有问题的地方出现了错误. 当修改班级操作时出现了错误 前端错误信息 后台处理以及报错信息 16:37:36,034 ERROR ExceptionMappingInterceptor:38 - a different object with the same identifier value was already associated with the session: [cn.peiying.domain.Class…

话题引入: 使用hibernate进行更新操作时,首先调用了findById方法获取要修改的对象,此时session没有被关闭,接着重新创建一个对象,将要修改的属性值赋值给这个对象.调用修改方法抛出如下异常: org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session 原因: 在session缓存中…