[hibernate-issues] [JIRA] (HHH-16573) Embeddable element collection with updateable = false leads to NullPointerException

Yoann Rodière ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) *created* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiNGRjNzI3NzNh... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-16573?atlOrigin=eyJpIjoiNGRjNz... ) HHH-16573 ( https://hibernate.atlassian.net/browse/HHH-16573?atlOrigin=eyJpIjoiNGRjNz... ) Embeddable element collection with updateable = false leads to NullPointerException ( https://hibernate.atlassian.net/browse/HHH-16573?atlOrigin=eyJpIjoiNGRjNz... ) Issue Type: Bug Affects Versions: 6.2.2 Assignee: Unassigned Components: hibernate-core Created: 09/May/2023 02:37 AM Priority: Major Reporter: Yoann Rodière ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) The model below leads to this error when adding an element to the embeddable element collection. Tested on 6.2 + 6.3 (latest main, e12cfdb0b9aac4f2a39ed6658aff9c402fd92399 ). java.lang.NullPointerException: Cannot invoke "org.hibernate.sql.model.PreparableMutationOperation.canBeBatched(org.hibernate.engine.jdbc.batch.spi.BatchKey, int)" because "jdbcOperation" is null at org.hibernate.engine.jdbc.mutation.internal.StandardMutationExecutorService.createExecutor(StandardMutationExecutorService.java:83) at org.hibernate.persister.collection.mutation.UpdateRowsCoordinatorStandard.doUpdate(UpdateRowsCoordinatorStandard.java:52) at org.hibernate.persister.collection.mutation.AbstractUpdateRowsCoordinator.updateRows(AbstractUpdateRowsCoordinator.java:46) at org.hibernate.persister.collection.BasicCollectionPersister.updateRows(BasicCollectionPersister.java:129) at org.hibernate.action.internal.CollectionUpdateAction.execute(CollectionUpdateAction.java:85) at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:618) at org.hibernate.engine.spi.ActionQueue.lambda$executeActions$1(ActionQueue.java:489) at java.base/java.util.LinkedHashMap.forEach(LinkedHashMap.java:721) at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:486) at org.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:363) at org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:39) at org.hibernate.event.service.internal.EventListenerGroupImpl.fireEventOnEachListener(EventListenerGroupImpl.java:127) at org.hibernate.internal.SessionImpl.doFlush(SessionImpl.java:1407) at org.hibernate.internal.SessionImpl.managedFlush(SessionImpl.java:489) at org.hibernate.internal.SessionImpl.flushBeforeTransactionCompletion(SessionImpl.java:2290) at org.hibernate.internal.SessionImpl.beforeTransactionCompletion(SessionImpl.java:1955) at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.beforeTransactionCompletion(JdbcCoordinatorImpl.java:439) at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.beforeCompletionCallback(JdbcResourceLocalTransactionCoordinatorImpl.java:169) at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.commit(JdbcResourceLocalTransactionCoordinatorImpl.java:267) at org.hibernate.engine.transaction.internal.TransactionImpl.commit(TransactionImpl.java:101) at org.hibernate.testing.orm.transaction.TransactionUtil.wrapInTransaction(TransactionUtil.java:54) at org.hibernate.testing.orm.transaction.TransactionUtil.inTransaction(TransactionUtil.java:24) Model: @Entity(name = "MyEntity" ) static class MyEntity { @Id @GeneratedValue private Integer id; @ElementCollection(fetch = FetchType.LAZY) @OrderColumn private List<MyEmbeddable> myEmbeddables = new ArrayList<>(); public Integer getId() { return id; } public void setId( Integer id) { this.id = id; } public List<MyEmbeddable> getMyEmbeddables() { return myEmbeddables; } } @Embeddable public static class MyEmbeddable { @Column(updatable = false ) private String embeddedProperty; public MyEmbeddable() { } public MyEmbeddable( String embeddedProperty) { this.embeddedProperty = embeddedProperty; } public String getEmbeddedProperty() { return embeddedProperty; } public void setEmbeddedProperty( String embeddedProperty) { this.embeddedProperty = embeddedProperty; } } ( https://hibernate.atlassian.net/browse/HHH-16573#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16573#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#100225- sha1:b79b7f6 )