提示表的标识符重复,发现是数据库中的主键id重复了.因为是序列自动生成的. 我原本以为是因为我的序列的问题,序列.nextval()有问题,但是当我在数据库测试时,发现当前序列没有问题.但是当数据插入时,id的值却和数据库不一致.于是我打印了sql语句,发现插入时,select hibernate_sequence.nextval from dual是这个序列的值,而不是我自己定义的.这个是默认的序列 这是因为我们在配置hibernate配置文件时,没有指定序列名. 改为: 解决问题!…

错误信息 严重: Servlet.service() for servlet [springmvc] in context with path [/order] threw exception [Request processing failed; nested exception is org.hibernate.HibernateException: identifier of an instance of com.ahd.entity.Order was altered from 6 to…

Caused by: org.hibernate.HibernateException: identifier of an instance of ... is alterde from     Hibernate的提示错误 Caused by: org.hibernate.HibernateException: identifier of an instance of .[类名]. is alterde from [数字] to [数字] 原因:是由于在一个事务中更新了主键,而主键是不能被更新…

所报错误: org.hibernate.HibernateException: identifier of an instance of com.agen.entity.Monthdetail was altered from 40288f8e5ac675fe015ac67725c40001 to 444b8583-c965-4457-9e44-907b31cf3b92 错误位置: 更改方法:…

用entityManager保存数据时报错如下 identifier of an instance of xx.entity was altered from xxKey@249e3cb2 to xxKey@74e8f4a3; nested exception is org.hibernate.HibernateException: identifier of an instance of xxentity was altered from xxKey@249e3cb2 to xxKey@74e…

Atitit.解决org.hibernate.DuplicateMappingException: Duplicate class/entity mapping 1. 排除流程::: @Deprecated public class HibernateSessionFactory { static { try { configuration.configure(propertyFile); sessionFactory = configuration.buildSessionFactory();…

在整合Spring4+hibernate4时候,当代码执行到dao中CRUD操作时,报了一个异常, org.hibernate.HibernateException: createQuery is not valid without active transaction ... 因为我用到的是session是通过sessionFactory.getCurrentSession()方法获得到的,这个session是和事务(transaction)绑定的,这个异常是告诉我,session的操作没有在…

org.hibernate.HibernateException: No Hibernate Session bound to thread, and configuration does not allow creation of non-transactional one here…

spring.springmvc和hibernate整合 在sessionFactory.getCurrentSession()时,出现以下异常 No Session found for current thread 但使用sessionFactory.openSession()是没有任何问题的 严重: Servlet.service() for servlet [springDispatcherServlet] in context with path [/Demo] threw except…

详细错误堆栈信息: org.hibernate.HibernateException: A collection with cascade="all-delete-orphan" was no longer referenced by the owning entity instance: xx.xx.TempItem.tempItemCats at org.hibernate.engine.Collections.processDereferencedCollection(Colle…

问题Initial SessionFactory creation failed.org.hibernate.HibernateException: /hibernate.cfg.xml not found解决方法 http://stackoverflow.com/questions/15258594/hibernate-exception-hibernate-cfg-xml-not-found这个提示很明显是资源文件没配置对,所以在运行时找不到,那么怎么配置才对呢? 网上找到一个方法: htt…

hibernate 在使用junit测试报错: org.hibernate.HibernateException: Unable to get the default Bean Validation factory at org.hibernate.cfg.beanvalidation.BeanValidationActivator.applyDDL(BeanValidationActivator.java:) at org.hibernate.cfg.Configuration.applyBe…

docs.jboss.org文档示例代码:(http://docs.jboss.org/hibernate/annotations/3.5/reference/en/html_single/) static { try { sessionFactory = new AnnotationConfiguration() .configure().buildSessionFactory(); } catch (Throwable ex) { // Log exception! throw new Ex…

在开发hibernate时,一起多谢ORM类和映射文件时,报出:org.hibernate.MappingException: duplicate import com.XXX异常 解决方案: 检查你的映射文件,必定有2个XML文件引入相同的类.…

org.hibernate.HibernateException: Could not parse configuration: /hibernate.cfg.xml at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1542) at org.hibernate.cfg.AnnotationConfiguration.doConfigure(AnnotationConfiguration.java:1035) at…

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in class path resource [beans4.xml]: Invocation of init method failed; nested exception is org.hibernate.HibernateException: could not ins…

对于数据库字段映射, 被映射的字段除了提供 getter方法之外, 还需要提供setter方法. 这也是java bean的一些规范. 例如, 题目中的异常 Initial SessionFactory creation failed.org.hibernate.HibernateException: Unable to instantiate default tuplizer [org.hibernate.tuple.entity.PojoEntityTuplizer] 可能是没有为实体类提供…

严重: 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 cla…

spring+hibernate整合:报错信息如下 org.hibernate.HibernateException: No Session found for current thread at org.springframework.orm.hibernate4.SpringSessionContext.currentSession(SpringSessionContext.java:106) at org.hibernate.internal.SessionFactoryImpl.getC…

org.hibernate.HibernateException: Unable to get the default Bean Validation factory 解决方法: 解决方案: 在hibernate.cfg.xml中配置的时候 需要这个一个属性: <property name="javax.persistence.validation.mode">none</property>…

在spring4+hibernate4整合过程中,使用@Transactional注解事务会报"Exception in thread "main" org.hibernate.HibernateException: save is not valid without active transaction"错误,具体错误如下: Exception in thread "main" org.hibernate.HibernateException:…

1.错误描述 Caused by:org.hibernate.HibernateException:Unable to make JDBC Connection[jdbc\:mysql\://localhost\:3306/school] 2.错误原因 在hibernate.cfg.xml中配置数据库路径时 <property name="connection.url"> jdbc\:mysql://localhost\:3306/school </property&…

1.错误描述 java.lang.ExceptionInInitializerError Caused by:org.hibernate.InvalidMappingException:Could not parse mapping document from resource com/you/model/Monkey.hbm.xml Caused by:org.hibernate.DuplicateMappingException:Duplicate class/entity/ mapping…

Hibernate版本5.2.9 获取Session的方式是sessionFactory.getCurrentSession(); 比较老一些的版本使用的是sessionFactory.openSession()是不管任何情况都重新开启一个Session. 从两者却别来说getCurrentSession();相对的增加了一个判断,在有Session的情况下就会直接去调用,没有session的话才会创建.比openSession()要好一点. 但是,目前却遇到了问题: 四月 15, 2017 1…

今天yuan男神的程序报了这个错, getHibernateTemplate().saveOrUpdate(obj); getHibernateTemplate().flush(); getHibernateTemplate().refresh(obj); 在第2行报的: org.hibernate.HibernateException: connnection proxy not usable after transaction completion 以为是hibernate事务的问题,还考虑…

spring与hibernate整合然后出现如下错误: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in class path resource [applicationContext.xml]: Invocation of init method failed; nested exception is org.hib…

初次配置hibernate在myeclipse上: 出现三个问题,怎么都不好使,比对代码,没有问题,查看路径还是没有问题: 1.org.hibernate.HibernateException: /hibernate.cfg.xml not found 路径问题: 说找不到我的hibernate.cfg.xml,比对之后发现没有问题: 配置好后应该是这样的,然后mapping中要使用当前的文件路径,把之前的都删了. 2.This project is not a MyEclipse Hibern…

/**      *      * org.hibernate.HibernateException: No Session found for current thread      * 分析:getCurrentSession()和当前事务有关系      *      * Spring hibernate 事务的流程      *      * 1.在方法开始之前      *         ①.获取Session      *         ②.把Session 和当前线程绑定,这样…

org.hibernate.HibernateException: Could not parse configuration: /hibernate.cfg.xm 检查jar包是否正确以及配置的xml是否有问题.…

org.hibernate.HibernateException: Unable to get the default Bean Validation factory <property name="hibernateProperties"> <props> <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop> <!--OR…