Ilja Pavkovic ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5d8cd77... ) *commented* on HHH-15874 ( https://hibernate.atlassian.net/browse/HHH-15874?atlOrigin=eyJpIjoiMzkxNG... ) Re: Can't access override property in sub-class when use kotlin data class ( https://hibernate.atlassian.net/browse/HHH-15874?atlOrigin=eyJpIjoiMzkxNG... ) persistence context of hibernate ORM 6 seems to pick setter method of superclass instead of setter method of sub-class. In the given example Order.setOid() instead of PlaneOrder.setOid(). Therefore, PlaneOrder.getOid() returns null ( https://hibernate.atlassian.net/browse/HHH-15874#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-15874#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#100219- sha1:eb3f1fe )