You may want to look into the JDO fetch groups, "hollow" returns of objects, makeTransient, and other items having to do with what is fetched and what remains accessible after the persistence manager is closed. The DataNucleus documentation is a pretty good place to look at that. I'm somewhat new to this, but had similar troubles and found my answers there.
Jake On Feb 25, 8:36 am, datanucleus <andy_jeffer...@yahoo.com> wrote: > > interpretation of this error is that either the child object was not > > saved in the database, or it was not fetched from the database. > > GAE/J has some DB viewer, so debugging if it is actually in the > database is kinda step 1. Then look at the log, since that is why it > exists -- 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 google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
