Okay, get rid of the @ManagedInterface and put the @Id / @GeneratedValue(strategy = GenerationType.IDENTITY) in your concrete classes(Class1, Class2).
Thanks, Rick On Wed, Apr 25, 2012 at 11:39 AM, CarpathianAnonymous < andreibratu2...@yahoo.com> wrote: > Yes, i've tryied also without @ManagedInterface and got the same result. > > -- > View this message in context: > http://openjpa.208410.n2.nabble.com/element-column-of-the-associated-table-is-null-tp7498933p7500049.html > Sent from the OpenJPA Users mailing list archive at Nabble.com. > -- *Rick Curtis*
