Bartlomiej Niemiec ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5cdd0b2... ) *created* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiYTNlYTEzZmVh... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-16926?atlOrigin=eyJpIjoiYTNlYT... ) HHH-16926 ( https://hibernate.atlassian.net/browse/HHH-16926?atlOrigin=eyJpIjoiYTNlYT... ) AssertionError when sorting by fields of joined entity ( https://hibernate.atlassian.net/browse/HHH-16926?atlOrigin=eyJpIjoiYTNlYT... ) Issue Type: Bug Affects Versions: 6.2.6 Assignee: Unassigned Attachments: testcase.zip Components: hibernate-core Created: 12/Jul/2023 01:47 AM Environment: OpenJDK 17 Priority: Major Reporter: Bartlomiej Niemiec ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5cdd0b2... ) With entities mapped like this: @Entity @Table(schema = "test" , name = "t_primary" ) public class Primary implements Serializable { @Id @ManyToOne(fetch = FetchType.LAZY) @JoinColumn(name = "t_secondary_id" ) private Secondary secondary; private String name; // rest of the code @Entity @Table(schema = "test" , name = "t_secondary" ) public class Secondary implements Serializable { @Id private int id; private String name; @Column(name = "second_name" ) private String secondName; // rest of the code when you try to execute following query: CriteriaBuilder cb = em.getCriteriaBuilder(); var query = cb.createQuery(Primary.class); Root<Primary> root = query.from(Primary.class); var secondaryJoin = root.join(Primary_.secondary); query.select(root).orderBy( cb.asc(secondaryJoin.get(Secondary_.name)), cb.asc(secondaryJoin.get(Secondary_.secondName)) ); var list = em.createQuery(query).getResultList(); Hibernate throws: java.lang.AssertionError at org.hibernate.query.sqm.tree.domain.AbstractSqmPath.copyTo(AbstractSqmPath.java:61) This example worked in 6.2.5.Final ( https://hibernate.atlassian.net/browse/HHH-16926#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16926#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#100231- sha1:2d13be9 )