No bean named 'transactionManager' is defined

Question

I have configured two persistent units with the entity managers set up as show below:

Answer 1

The default value for the transaction-manager attribute is transaction-manager. In your case, you should specify which transaction manager you want to use per method or service like this:

@Service
@Transactional(value="LiveTransactionManager") 
class someClass...

or

@Transactional(value="ArchiveTransactionManager") 
public void someMethod