[hibernate-issues] [JIRA] (HHH-16606) ClassCastException retrieving byte[] from database

Daniel Novo ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5ae986b... ) *created* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiYmZkYTgzMTJl... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-16606?atlOrigin=eyJpIjoiYmZkYT... ) HHH-16606 ( https://hibernate.atlassian.net/browse/HHH-16606?atlOrigin=eyJpIjoiYmZkYT... ) ClassCastException retrieving byte[] from database ( https://hibernate.atlassian.net/browse/HHH-16606?atlOrigin=eyJpIjoiYmZkYT... ) Issue Type: Bug Affects Versions: 6.2.2 Assignee: Unassigned Components: hibernate-core Created: 15/May/2023 07:15 AM Priority: Blocker Reporter: Daniel Novo ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5ae986b... ) Hi, I have an entity mapped with an byte[] attribute (SQL Server - Column definition: Photo IMAGE). @Entity @Table(name = "MYTABLE") public class MyEntity { ... @Lob @Column(name = "Photo") private byte[] photo = null; ... } public byte[] getPhoto(String id) { CriteriaBuilder cb = getEntityManager().getCriteriaBuilder(); CriteriaQuery<byte[]> cq = cb.createQuery(byte[].class); Root<MyEntity> root = cq.from(MyEntity.class); cq.select(root.get(MyEntity_.photo)) .where(cb.equal(root.get(MyEntity_.id), id)); TypedQuery<byte[]> q = getEntityManager().createQuery(cq); return q.getSingleResult(); } Executing the query i’m getting: Caused by: java.lang.ClassCastException: class [Ljava.lang.Object; cannot be cast to class [B ([Ljava.lang.Object; and [B are in module java.base of loader 'bootstrap') I created a unit test ( https://hibernate.atlassian.net/browse/HHH-16606#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16606#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:a5851ae )