Hi,
I uncoment the "resource-ref" that was comented and add the
derbyclient.jar to the app but the exception still appearing.
I´ll go on with the next lesson due this one does not have homework
and the bookstore5 works fine.
I must have something mising in the Glassfish V3 prelude web serve
Maybe this thread solves your question:
http://groups.google.com/group/java-ee-j2ee-programming-with-passion/tree/browse_frm/month/2007-07/86b9609fadef2ce9?rnum=31&_done=%2Fgroup%2Fjava-ee-j2ee-programming-with-passion%2Fbrowse_frm%2Fmonth%2F2007-07%3F#doc_811dc96b333000dc
Julian Rivera Pineda
J