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JPAKnowledgeService Exception
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created by <a href="https://community.jboss.org/people/betoflint">Jonathan Albornoz</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/790106#790106">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi people, i'm running the project that comes with the book of jbpm development guide, the chapter 8.</p><p>I run everything, i have configured jbpm 5.4 with jboss 7.1.1 and oracle like my db persistence.</p><p>but when i want runit appear the next exception. Any idea why??</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The code where appear the exception is the next.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();</p><p>        kbuilder.add(new ClassPathResource("process-async-interactions.bpmn"), ResourceType.BPMN2);</p><p>        if (kbuilder.hasErrors()) {</p><p>            for (KnowledgeBuilderError error : kbuilder.getErrors()) {</p><p>                System.out.println(">>> Error:" + error.getMessage());</p><p>            }</p><p>            System.out.println(">>> Hay problemas con el archivo .bpmn! ");</p><p>        }</p><p>        KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();</p><p>        kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());</p><p>        Environment env = EnvironmentFactory.newEnvironment();</p><p>        EntityManagerFactory emf = Persistence.createEntityManagerFactory("org.jbpm.runtime");</p><p>        env.set(EnvironmentName.ENTITY_MANAGER_FACTORY, emf);</p><p>        env.set(EnvironmentName.TRANSACTION_MANAGER, TransactionManagerServices.getTransactionManager());</p><p>        // Let's create a Persistence Knowledge Session</p><p>        System.out.println(" >>> Let's create a Persistent Knowledge Session");</p><p>        <span style="color: #ff0000;">StatefulKnowledgeSession ksession = JPAKnowledgeService.newStatefulKnowledgeSession(kbase, null, env); //here generate the exception.</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">The exception code....</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Exception in thread "main" java.lang.NoSuchMethodError: org.drools.SessionConfiguration.addDefaultProperties(Ljava/util/Properties;)V</p><p>          at org.drools.persistence.jpa.KnowledgeStoreServiceImpl.mergeConfig(KnowledgeStoreServiceImpl.java:147)</p><p>          at org.drools.persistence.jpa.KnowledgeStoreServiceImpl.newStatefulKnowledgeSession(KnowledgeStoreServiceImpl.java:66)</p><p>          at org.drools.persistence.jpa.JPAKnowledgeService.newStatefulKnowledgeSession(JPAKnowledgeService.java:122)</p><p>          at com.salaboy.jbpm5.correr.crearProceso(correr.java:90)</p><p>          at com.salaboy.jbpm5.correr.main(correr.java:41)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>thanks!!!!</p></div>
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