[jboss-user] [JBoss Seam] - NPE with component's entity-query
trouby
do-not-reply at jboss.com
Tue Jul 3 06:22:40 EDT 2007
Hey,
With Seam ver 1.2 I used <framework:entity-query> a lot and it worked perfectly,
After migrating to Seam v2, I get a NPE exception,
I have a persistence managed context declared in components.xml as:
| <core:managed-persistence-context name="entityManager" auto-create="true" persistence-unit-jndi-name="java:comp/env/edm_acc_em"/>
|
where in web.xml I have a 'persistence-unit-ref' reference,
Please note that I am using Glassfish V2 as an Appserver.
Following is a part of the NPE stuck trace:
| Caused by: java.lang.NullPointerException
| at org.jboss.seam.framework.EntityQuery.createQuery(EntityQuery.java:140)
| at org.jboss.seam.framework.EntityQuery.initResultList(EntityQuery.java:60)
| at org.jboss.seam.framework.EntityQuery.getResultList(EntityQuery.java:52)
| at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
| at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| ...
|
Thanks,
Asaf.
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