Yoann Rodière ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) *commented* on HHH-16952 ( https://hibernate.atlassian.net/browse/HHH-16952?atlOrigin=eyJpIjoiOTM2Nz... ) Re: Bytecode enhancement now requires embedded component to be @Embeddable ( https://hibernate.atlassian.net/browse/HHH-16952?atlOrigin=eyJpIjoiOTM2Nz... ) Hey. Hibernate ORM theoretically supports @Embedded on non- @Embeddable classes, but yes in that case I’m not sure we can make this work. I tend to agree that a better error message, at least, would be a good idea. Not sure if we can do more than that. Pinging Christian Beikov ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) to have a look, as I think he worked on this recently. This seems to affect Quarkus, among others: https://github.com/quarkusio/quarkus/issues/34603 ( https://hibernate.atlassian.net/browse/HHH-16952#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16952#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#100233- sha1:da16c62 )