geoffrey deremetz ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5ea439b... ) *updated* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiODdiMzliNmZh... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-16901?atlOrigin=eyJpIjoiODdiMz... ) HHH-16901 ( https://hibernate.atlassian.net/browse/HHH-16901?atlOrigin=eyJpIjoiODdiMz... ) Hibernate 6 : Embedded field not correctly instantiated ( https://hibernate.atlassian.net/browse/HHH-16901?atlOrigin=eyJpIjoiODdiMz... ) Change By: geoffrey deremetz ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5ea439b... ) Spring boot 3.1.1 - Hibernate 6.2.5.Final Embedded field are not correctly instantiated when I use entity is used in a composite key to load my entity {noformat}@Entity @Table(name = "trip") public class Trip { @Id public Long id; @Embedded @AttributeOverrides({ @AttributeOverride(name = "date", column = @Column(name = "date_position1")), }) @AssociationOverride(name = "poi", joinColumns = @JoinColumn(name = "poi1_id_fk")) public Location position1 = new Location(); @Embedded @AttributeOverrides({ @AttributeOverride(name = "date", column = @Column(name = "date_position2")), }) @AssociationOverride(name = "poi", joinColumns = @JoinColumn(name = "poi2_id_fk")) public Location position2 = new Location(); }{noformat} in certain scenarios (see my code attached), trip.position2 is null when it shouldn't be ({{poi2_id_fk}} is null but not {{date_position2}}) scenario 1 (working) {noformat}  Trip trip = tripRepository.findById(1L).orElseThrow(); assertThat(trip.position1).isNotNull(); assertThat(trip.position2).isNotNull();{noformat} scenario 2 (not working) {noformat} @Entity @Table(name = "report_trip") public class ReportTrip { @EmbeddedId public ReportTripId compositeKey = new ReportTripId(); @Column(name = "other") public String other; } @Embeddable public class ReportTripId implements Serializable { @ManyToOne @JoinColumn(name = "report_id_fk") public Report report; @ManyToOne @JoinColumn(name = "trip_id_fk") public Trip trip; }{noformat} {noformat} Optional<Report> reportOptional = repository.findById(1L); assertThat(reportOptional).isPresent(); Report report = reportOptional.get(); assertThat(report.reportTripList.get(0).compositeKey.trip.position1).isNotNull(); assertThat(report.reportTripList.get(0).compositeKey.trip.position2).isNotNull(); // ko{noformat} ( https://hibernate.atlassian.net/browse/HHH-16901#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16901#add-comment?atlOrigin=ey... ) Get Jira notifications on your phone! Download the Jira Cloud app for Android ( https://play.google.com/store/apps/details?id=com.atlassian.android.jira.... ) or iOS ( https://itunes.apple.com/app/apple-store/id1006972087?pt=696495&ct=Em... ) This message was sent by Atlassian Jira (v1001.0.0-SNAPSHOT#100230- sha1:e339e49 )