object references an unsaved transient instance - save the transient instance before flushing
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Struts has detected an unhandled exception:
Messages:
- object references an unsaved transient instance - save the transient instance before flushing: net.binxia.po.School
- object references an unsaved transient instance - save the transient instance before flushing: net.binxia.po.School; nested exception is org.hibernate.TransientObjectException: object references an unsaved transient instance - save the transient instance before flushing: net.binxia.po.School
小编在使用Hibernate的时候，遇到了这个错误，之前在查询过程中并没有遇到，在update时就出现了这样的错误，问题出在据库表的级联上。
需要在many-to-one 中加上cascade="save-update,persist"即可
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- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing异常
- object references an unsaved transient instance - save the transient instance before flushing（异常总结）
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing .
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing（异常总结）
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- 异常object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing:
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