Assuming a ClassA object with the specified id already exists, the code you've posted works fine for me. Could you put together a complete example that demonstrates the unexpected behavior?
Thanks, Max On Wed, Feb 10, 2010 at 7:49 PM, vori <[email protected]> wrote: > Is it a bug on JDO of SDK 1.3.1? > > ------ > PersistentManager pm = PMF.get().getPersistenceManager();; > > ClassA classA = pm.getObjectById(ClassA.class, "id"); > ClassB classB = new ClassB(); > > Transaction tx = pm.currentTransaction(); > tx.begin(); > pm.makePersistent(classB); > > tx.commit(); // It throws "javax.jdo.JDOException: can't operate on > multiple entity groups in a single transaction." > ------ > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine for Java" group. > To post to this group, send email to > [email protected]. > To unsubscribe from this group, send email to > [email protected]<google-appengine-java%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/google-appengine-java?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
