<set name="goodsIssueItems" lazy="false" cascade="save-update,delete-orphan">
         <key column="GOODS_ISSUE_ID" />
         <one-to-many class="com.dtdc.domain.purchase.GoodsIssueItemDtlsDO" />
      </set>

org.springframework.orm.hibernate3.HibernateSystemException: A collection with cascade="all-delete-orphan" was no longer referenced by the owning entity instance: com.dtdc.domain.purchase.GoodsIssueDO.goodsIssueItems; nested exception is org.hibernate.HibernateException: A collection with cascade="all-delete-orphan" was no longer referenced by the owning entity instance: com.dtdc.domain.purchase.GoodsIssueDO.goodsIssueItems
   at org.springframework.orm.hibernate3.SessionFactoryUtils.convertHibernateAccessException(SessionFactoryUtils.java:679)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.convertHibernateAccessException(HibernateTransactionManager.java:793)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doCommit(HibernateTransactionManager.java:664)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:754)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:723)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:374)
   at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:120)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
   at $Proxy11.findDetailsByIssueNo(Unknown Source)
   at com.dtdc.ng.bs.purchase.goods.GoodsIssueServiceImpl.findDetailsByIssueNo(GoodsIssueServiceImpl.java:273)
   at com.dtdc.ng.action.purchase.goods.GoodsIssueAction.findRequisitionDetails(GoodsIssueAction.java:196)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:269)
   at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:170)
   at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:425)
   at com.capgemini.lbs.framework.wrappers.CTBSRequestProcessor.processActionPerform(CTBSRequestProcessor.java:30)
   at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:228)
   at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
   at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:641)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
   at com.capgemini.lbs.framework.filters.CTBSFilter.doFilter(CTBSFilter.java:101)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
   at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:224)
   at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:185)
   at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
   at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:151)
   at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100)
   at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:929)
   at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
   at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:405)
   at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:269)
   at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:515)
   at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:302)
   at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
   at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
   at java.lang.Thread.run(Thread.java:662)
Caused by: org.hibernate.HibernateException: A collection with cascade="all-delete-orphan" was no longer referenced by the owning entity instance: com.dtdc.domain.purchase.GoodsIssueDO.goodsIssueItems
   at org.hibernate.engine.Collections.processDereferencedCollection(Collections.java:119)
   at org.hibernate.engine.Collections.processUnreachableCollection(Collections.java:62)
   at org.hibernate.event.def.AbstractFlushingEventListener.flushCollections(AbstractFlushingEventListener.java:241)
   at org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:100)
   at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:49)
   at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1027)
   at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:365)
   at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:137)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doCommit(HibernateTransactionManager.java:656)
   ... 43 more
2012-01-12 12:11:22,119 [http-bio-8089-exec-5] DEBUG - Rolling back Hibernate transaction on Session [org.hibernate.impl.SessionImpl@1d1216b]