Hi, me again. This time with something i also dont get.
OrderPosition.class --------------------------- @XmlTransient @ManyToOne @JoinColumn(name = "con_ship_id", referencedColumnName = "id") ContainerShipment containerShipment; ContainerShipment.class ----------------------------------- @XmlTransient @Id @GeneratedValue(strategy = GenerationType.TABLE, generator = "contShipGen") @TableGenerator(name = "contShipGen", table = "jpa_sequence", pkColumnName = "ID", pkColumnValue = "ContainerShipment", valueColumnName = "SEQUENCE_VALUE", initialValue = 2000, allocationSize = 2) long oid; @Column(name = "id") String id; @OneToMany(mappedBy = "containerShipment", cascade = CascadeType.ALL, fetch = FetchType.EAGER) List<OrderPosition> orderPositions; Please note that referencedColumnName value is not the primary key. Its just a simple String/varchar field. Following Stack produced. Even more scary. This stack doesnt appear on my developer machine with test DB, but on customer machine with different dataset. So it looks data related but i cant be for sure because i have not seen any data problems in the DB. Thanks again for hints. It seems that inside TransferFieldManager, there is a LongId on field index = 12 instead of a ContainerShipment. But i dont know why its thereā¦ As i said, i cant say for sure because on my development machine everything is fine which makes debugging a little bit hard. Its also not that easy to fully understand the OpenJPA code. Its just too complex to analyze in a few hours. <openjpa-2.1.1-r422266:1148538 nonfatal general error> org.apache.openjpa.persistence.PersistenceException: org.apache.openjpa.util.LongId cannot be cast to de.logentis.bwh.model.ContainerShipment FailedObject: SELECT cs FROM ContainerShipment cs [java.lang.String] at org.apache.openjpa.kernel.BrokerImpl.find(BrokerImpl.java:1008) at org.apache.openjpa.kernel.BrokerImpl.find(BrokerImpl.java:907) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.load(JDBCStoreManager.java:1041) at org.apache.openjpa.jdbc.sql.AbstractResult.load(AbstractResult.java:280) at org.apache.openjpa.jdbc.sql.SelectImpl$SelectResult.load(SelectImpl.java:2381) at org.apache.openjpa.jdbc.meta.strats.RelationToManyInverseKeyFieldStrategy.loadElement(RelationToManyInverseKeyFieldStrategy.java:90) at org.apache.openjpa.jdbc.meta.strats.RelationCollectionInverseKeyFieldStrategy.loadElement(RelationCollectionInverseKeyFieldStrategy.java:76) at org.apache.openjpa.jdbc.meta.strats.StoreCollectionFieldStrategy.processEagerParallelResult(StoreCollectionFieldStrategy.java:312) at org.apache.openjpa.jdbc.meta.strats.StoreCollectionFieldStrategy.loadEagerParallel(StoreCollectionFieldStrategy.java:246) at org.apache.openjpa.jdbc.meta.FieldMapping.loadEagerParallel(FieldMapping.java:916) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.load(JDBCStoreManager.java:1114) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.load(JDBCStoreManager.java:1067) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.initializeState(JDBCStoreManager.java:438) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.initialize(JDBCStoreManager.java:333) at org.apache.openjpa.kernel.DelegatingStoreManager.initialize(DelegatingStoreManager.java:112) at org.apache.openjpa.kernel.ROPStoreManager.initialize(ROPStoreManager.java:57) at org.apache.openjpa.kernel.BrokerImpl.initialize(BrokerImpl.java:1027) at org.apache.openjpa.kernel.BrokerImpl.find(BrokerImpl.java:985) at org.apache.openjpa.kernel.BrokerImpl.find(BrokerImpl.java:907) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.load(JDBCStoreManager.java:1041) at org.apache.openjpa.jdbc.sql.AbstractResult.load(AbstractResult.java:280) at org.apache.openjpa.jdbc.sql.SelectImpl$SelectResult.load(SelectImpl.java:2381) at org.apache.openjpa.jdbc.sql.AbstractResult.load(AbstractResult.java:274) at org.apache.openjpa.jdbc.kernel.InstanceResultObjectProvider.getResultObject(InstanceResultObjectProvider.java:59) at org.apache.openjpa.lib.rop.EagerResultList.<init>(EagerResultList.java:36) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1251) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1007) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:863) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:794) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:542) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:315) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:331) at de.netstorsys.dao.repositories.ContainerShipmentRepositoryImpl.findAllCustom(ContainerShipmentRepositoryImpl.java:39) 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.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:311) at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) at $Proxy903.findAllCustom(Unknown Source) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.executeMethodOn(RepositoryFactorySupport.java:368) at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.invoke(RepositoryFactorySupport.java:338) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:155) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) at $Proxy904.findAllCustom(Unknown Source) at de.netstorsys.controller.rest.ContainerShipmentRestController.showAll(ContainerShipmentRestController.java:53) 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.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:176) at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:426) at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:414) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:790) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:719) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:644) at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:549) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:680) Caused by: java.lang.ClassCastException: org.apache.openjpa.util.LongId cannot be cast to de.logentis.bwh.model.ContainerShipment at de.logentis.bwh.model.OrderPosition.pcReplaceField(OrderPosition.java) at org.apache.openjpa.kernel.StateManagerImpl.replaceField(StateManagerImpl.java:3162) at org.apache.openjpa.kernel.StateManagerImpl.storeObjectField(StateManagerImpl.java:2596) at org.apache.openjpa.kernel.StateManagerImpl.storeObject(StateManagerImpl.java:2586) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.setMappedBy(JDBCStoreManager.java:505) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.initializeState(JDBCStoreManager.java:431) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.initialize(JDBCStoreManager.java:333) at org.apache.openjpa.kernel.DelegatingStoreManager.initialize(DelegatingStoreManager.java:112) at org.apache.openjpa.kernel.ROPStoreManager.initialize(ROPStoreManager.java:57) at org.apache.openjpa.kernel.BrokerImpl.initialize(BrokerImpl.java:1027) at org.apache.openjpa.kernel.BrokerImpl.find(BrokerImpl.java:985) ... 86 more --- regards Marc Logemann http://www.logemann.org http://www.logentis.de