has changed. updated  rows sql[delete from order_item where uuid=? and
version=?] bind[Binding Delete [order_item]
where[uuid=8463813c-5369-461a-a9be-345fc051dd26, version=null, ]]
javax.persistence.PersistenceException: Matches for the concatinated key columns where not found? I expect that the concatinated key was null, and this bean does not have ManyToOne assoc beans matching the primary key columns?