This week's giveaway is in the EJB and other Java EE Technologies forum. We're giving away four copies of EJB 3 in Action and have Debu Panda, Reza Rahman, Ryan Cuprak, and Michael Remijan on-line! See this thread for details.
When I try to add new record to detail table i get he error:
There are a lot of errors too, but that may be enough. If not i can post it too.
I've just followed the instructions in the tutorial to trace the problem and they are all the same. I couldn't find the problem.