Hello everybody, While I am trying to start my process I get this exception: | | 14:18:28,309 ERROR [JobExecutorThread] exception in job executor thread. waiting 1280000 milliseconds | org.jbpm.JbpmException: couldn't start JTA transaction | at org.jbpm.persistence.jta.JtaDbPersistenceService.beginJtaTransaction(JtaDbPersistenceService.java:51) | at org.jbpm.persistence.jta.JtaDbPersistenceService.<init>(JtaDbPersistenceService.java:28) | at org.jbpm.persistence.jta.JtaDbPersistenceServiceFactory.openService(JtaDbPersistenceServiceFactory.java:17) | at org.jbpm.svc.Services.getService(Services.java:144) | at org.jbpm.svc.Services.getPersistenceService(Services.java:183) | at org.jbpm.JbpmContext.getPersistenceService(JbpmContext.java:628) | at org.jbpm.JbpmContext.getJobSession(JbpmContext.java:561) | at org.jbpm.job.executor.JobExecutorThread.acquireJobs(JobExecutorThread.java:112) | at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:58) | Caused by: javax.transaction.NotSupportedException | at com.arjuna.ats.internal.jta.transaction.arjunacore.BaseTransaction.begin(BaseTransaction.java:79) | at com.arjuna.ats.jbossatx.BaseTransactionManagerDelegate.begin(BaseTransactionManagerDelegate.java:77) | at org.jboss.tm.usertx.client.ServerVMClientUserTransaction.begin(ServerVMClientUserTransaction.java:124) | at org.jbpm.persistence.jta.JtaDbPersistenceService.beginJtaTransaction(JtaDbPersistenceService.java:49) | ... 8 more | | Could someone explain the reason? Thanks in advance. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4154980#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...