偶尔出现错误TransactionException

Jerry1

org.hibernate.TransactionException: Already have an associated managed connection
        org.hibernate.engine.transaction.internal.jdbc.JdbcTransaction.doBegin(JdbcTransaction.java:65)
        org.hibernate.engine.transaction.spi.AbstractTransactionImpl.begin(AbstractTransactionImpl.java:160)
        org.hibernate.internal.SessionImpl.beginTransaction(SessionImpl.java:1309)
        org.springframework.orm.hibernate4.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:477)
        org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373)
        org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:420)
        org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:257)
        org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:95)
        org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
        org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
        com.sun.proxy.$Proxy93.addLog(Unknown Source)

admin

可以写出重现步骤