Claus, I was using Camel 2.1.0. Switched to 2.2.0 now and I can confirm that the error is now logged correctly.
Thanks again and have a nice weekend! Jan ----------------------------- 10:21:58 ERROR [aComponent] JpaConsumer - Consumer Consumer[jpa://com.infinity.bpm.jpa.beans.TransactionTracker?consumer.initialDelay=5000] could not poll endpoint: jpa://com.infinity.bpm.jpa.beans.TransactionTracker?consumer.initialDelay=5000 caused by: antlr/ANTLRException java.lang.NoClassDefFoundError: antlr/ANTLRException at org.hibernate.hql.ast.ASTQueryTranslatorFactory.createQueryTranslator(ASTQueryTranslatorFactory.java:58) at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:98) at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:80) at org.hibernate.engine.query.QueryPlanCache.getHQLQueryPlan(QueryPlanCache.java:94) at org.hibernate.impl.AbstractSessionImpl.getHQLQueryPlan(AbstractSessionImpl.java:156) at org.hibernate.impl.AbstractSessionImpl.createQuery(AbstractSessionImpl.java:135) at org.hibernate.impl.SessionImpl.createQuery(SessionImpl.java:1650) at org.hibernate.ejb.AbstractEntityManagerImpl.createQuery(AbstractEntityManagerImpl.java:93) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.springframework.orm.jpa.JpaTemplate$CloseSuppressingInvocationHandler.invoke(JpaTemplate.java:404) at $Proxy105.createQuery(Unknown Source) at org.apache.camel.component.jpa.QueryBuilder$1.makeQueryObject(QueryBuilder.java:44) at org.apache.camel.component.jpa.QueryBuilder.createQuery(QueryBuilder.java:152) at org.apache.camel.component.jpa.JpaConsumer$1.doInJpa(JpaConsumer.java:83) ... -- View this message in context: http://old.nabble.com/JPA-consumer-starts-up%2C-but-is-not-polling-tp27951000p28119549.html Sent from the Camel - Users mailing list archive at Nabble.com.