AppEngine datastore: “Object with id … is managed by a different Object Manager”

Question

I\'m using the Google AppEngine, with Java. When I use some datastore features, I\'m getting an error message:

Object with id \"edvaltt.Teacher@64064b\" i         


        

Answer 1

As illustrated in this ticket, shouldn't you close the pm (PersistenceManager)?

} finally {
    tx.commit();
    pm.close();
}