Marco Belladelli ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=637b480... ) *commented* on HHH-16709 ( https://hibernate.atlassian.net/browse/HHH-16709?atlOrigin=eyJpIjoiM2ExMj... ) Re: @EmbeddedId Foreign key comparator throws NPE with order_updates enabled ( https://hibernate.atlassian.net/browse/HHH-16709?atlOrigin=eyJpIjoiM2ExMj... ) Hello Karol Jasłowski ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5cde605... ) , having your embedded ids implement Comparable is a valid workaround for the issue. We used to sort embeddable components differently in Hibernate 5, using all the properties contained in the component type. I will try to check if this was an intended change or if we can restore previous behavior. ( https://hibernate.atlassian.net/browse/HHH-16709#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16709#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#100227- sha1:28a616e )