You might be hitting
http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6928796.
Look at the bug description for possible workarounds.
On 7/1/2010 2:12 PM, devmardev wrote:
> Hello,
>
> I'm using NetBeans 6.8 and Glassfish Enterprise Server 2.1.1 ((v2.1
> Patch06)(9.1_02 Patch12)) (build b31g-fcs). I created a servlet and used
> Netbeans code generation features to imlement persistence using TopLink
> (JPA1).
>
> When I try to create an Entity Manager with the following code:
> EntityManagerFactory
> entityManagerFactory=Persistence.createEntityManagerFactory("xyzPU");
> EntityManager entityManager=entityManagerFactory.createEntityManager();
>
> I receive the following terrible exception: Exception [TOPLINK-7106] (Oracle
> TopLink Essentials - 2.1 (Build b31g-fcs (10/19/2009))):
> oracle.toplink.essentials.exceptions.ValidationException Exception
> Description: Error encountered during string encryption. Internal Exception:
> java.security.ProviderException: update() failed
> oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(EntityManagerSetupImpl.java:240)
> oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession(EntityManagerFactoryImpl.java:93)
> oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl(EntityManagerFactoryImpl.java:138)
> oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl(EntityManagerFactoryImpl.java:132)
> oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:91)
> etc...
>
> Trying to figure out what was going on I put the 2 lines of code above into
> a new class with a main() method (same package of the one where the code was
> before but outside of the servlet) and everything worked properly. Thus,
> there should be no issues with libraries importing, configuration files,
> etc.. Furthermore, I tried also running the servlet using another version of
> glassfish (I guess just a lighter version) and it worked fine too.
>
> CAN ANYONE TELL ME WHAT'S GOING ON??? Could it be anything related to some
> settings/configurations of the Glassfish Enterprise Server Edition together
> with the servlet environment? What should I do?
>
> Thanks in advance.
>