We have facing below issues in Java EJB with toplink 11g version,
Exception [TOPLINK-7197] (Oracle TopLink - 11g Release 1 (11.1.1.4.0) (Build 101210)): oracle.toplink.exceptions.ValidationException
06:28:54,054 INFO [stdout] (default task-1) Exception Description: Null primary key encountered in unit of work clone [CoEntityDTO [editorialCostItemControlCollection={IndirectList: not instantiated}, activeFlag=Y, address=Savvas Learning Company, coEntityId=0, coEntityMnemonic=NO/OW, coId=0, defLocation=null, entityId=0, entityName=No Owner, firstPrintManager=null, isHEd=1, olivoerEntityId=NO, pubGroup=null]].
06:28:54,054 INFO [stdout] (default task-1) at oracle.toplink.exceptions.ValidationException.nullPrimaryKeyInUnitOfWorkClone(ValidationException.java:1276)
06:28:54,054 INFO [stdout] (default task-1) at oracle.toplink.descriptors.changetracking.DeferredChangeDetectionPolicy.calculateChanges(DeferredChangeDetectionPolicy.java:78)
06:28:54,054 INFO [stdout] (default task-1) at oracle.toplink.internal.sessions.UnitOfWorkImpl.calculateChanges(UnitOfWorkImpl.java:521)
06:28:54,054 INFO [stdout] (default task-1) at oracle.toplink.internal.sessions.UnitOfWorkImpl.commitToDatabaseWithChangeSet(UnitOfWorkImpl.java:1417)
06:28:54,054 INFO [stdout] (default task-1) at oracle.toplink.internal.sessions.UnitOfWorkImpl.commitRootUnitOfWork(UnitOfWorkImpl.java:1173)
06:28:54,054 INFO [stdout] (default task-1) at oracle.toplink.internal.sessions.UnitOfWorkImpl.commitAndResume(UnitOfWorkImpl.java:997)
anyone help on this issue..