When i try to delete a process instance in Jbpm4, it throws the following error. All i'm doing is calling the below statement on a newly created process instance. executionService.deleteProcessInstance(id); | org.hibernate.exception.ConstraintViolationException: could not delete: [org.jbpm.pvm.internal.history.model.HistoryProcessInstanceImpl# | .... | .... | Caused by: java.sql.SQLException: ORA-02292: integrity constraint (FK_HAI_HPI) violated - child record found | View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4237768#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...