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Myeclipse+Hibernate的问题,疯了,达人请进,谢

摘要: Myeclipse+Hibernate的问题,疯了,达人请进,谢

我在做Myeclipse+Hibernate应用,程序测试出现以下异常,有没遇到过类似问题,给点指教啊,好几天,一直是这个错误,一直没解决......疯
type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

javax.servlet.ServletException: could not get next sequence value
org.apache.struts.action.RequestProcessor.processException(RequestProcessor.java:545)
org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:486)
org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482)
org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525)
javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)


root cause

org.hibernate.exception.GenericJDBCException: could not get next sequence value
org.hibernate.exception.ErrorCodeConverter.handledNonSpecificException(ErrorCodeConverter.java:92)
org.hibernate.exception.ErrorCodeConverter.convert(ErrorCodeConverter.java:80)
org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
org.hibernate.id.SequenceGenerator.generate(SequenceGenerator.java:96)
org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:85)
org.hibernate.event.def.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId(DefaultSaveOrUpdateEventListener.java:184)
org.hibernate.event.def.DefaultSaveEventListener.saveWithGeneratedOrRequestedId(DefaultSaveEventListener.java:33)
org.hibernate.event.def.DefaultSaveOrUpdateEventListener.entityIsTransient(DefaultSaveOrUpdateEventListener.java:173)
org.hibernate.event.def.DefaultSaveEventListener.performSaveOrUpdate(DefaultSaveEventListener.java:27)
org.hibernate.event.def.DefaultSaveOrUpdateEventListener.onSaveOrUpdate(DefaultSaveOrUpdateEventListener.java:69)
org.hibernate.impl.SessionImpl.save(SessionImpl.java:481)
org.hibernate.impl.SessionImpl.save(SessionImpl.java:476)
com.starit.hibernate.HibernateSessionFactory.add(HibernateSessionFactory.java:67)
com.starit.struts.action.AddUserAction.execute(AddUserAction.java:65)
org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:484)
org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482)
org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525)
javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

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用的oracle？看提示是 sequence 取不到，看是不是到了设定的最大值了

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数据库用的是oracle?并且主键是自动增长的？用了序列？
试试把hbm.xml改一下，象这样: