求解决HHH000142: Javassist Enhancement failed:

Question

org.springframework.orm.hibernate5.HibernateSystemException: HHH000142: Javassist Enhancement failed: test.demo1.entity.Customer; nested exception is org.hibernate.HibernateException: HHH000142: Javassist Enhancement failed: test.demo1.entity.Customer org.springframework.orm.hibernate5.SessionFactoryUtils.convertHibernateAccessException(SessionFactoryUtils.java:219) org.springframework.orm.hibernate5.HibernateTemplate.doExecute(HibernateTemplate.java:344) org.springframework.orm.hibernate5.HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:309) org.springframework.orm.hibernate5.HibernateTemplate.find(HibernateTemplate.java:863) test.demo1.dao.LinkManDaoImpl.list(LinkManDaoImpl.java:20) test.demo1.service.LinkManService.listLinkMan(LinkManService.java:23) test.demo1.service.LinkManService$$FastClassBySpringCGLIB$$1891cb2a.invoke(<generated>) org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:720) org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:281) org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:655) test.demo1.service.LinkManService$$EnhancerBySpringCGLIB$$a50eaf95.listLinkMan(<generated>) test.demo1.action.LinkManAction.list(LinkManAction.java:44) sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) java.lang.reflect.Method.invoke(Method.java:498) ognl.OgnlRuntime.invokeMethod(OgnlRuntime.java:870) ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1293) ognl.ObjectMethodAccessor.callMethod(ObjectMethodAccessor.java:68) com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethodWithDebugInfo(XWorkMethodAccessor.java:117)

Answer 1

struts里面是否多了一个Javassist的包，Struts2的jar包与Hibernate的jar包重复。 删除javassist.jar