Hello guys,


When I use only one signal, the process works normally. It has all the three nodes. If I use two signals followed the following error occurs:

14:07:06,937 ERROR [JDBCTransaction] exception calling user Synchronization
org.hibernate.QueryParameterException: could not locate named parameter [processInstance]
 at org.hibernate.engine.query.ParameterMetadata.getNamedParameterDescriptor(ParameterMetadata.java:75)
 at org.hibernate.engine.query.ParameterMetadata.getNamedParameterExpectedType(ParameterMetadata.java:81)
 at org.hibernate.impl.AbstractQueryImpl.determineType(AbstractQueryImpl.java:413)
 at org.hibernate.impl.AbstractQueryImpl.setParameter(AbstractQueryImpl.java:383)
 at org.jbpm.db.JobSession$DeleteJobsSynchronization.beforeCompletion(JobSession.java:191)
 at org.hibernate.transaction.JDBCTransaction.notifyLocalSynchsBeforeTransactionCompletion(JDBCTransaction.java:228)
 at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:109)
 at org.jbpm.persistence.db.DbPersistenceService.commit(DbPersistenceService.java:256)
 at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:214)
 at org.jbpm.svc.Services.close(Services.java:225)
 at org.jbpm.JbpmContext.close(JbpmContext.java:139)

...
try{
GraphSession graphSession = jbpmContext.getGraphSession();
 ProcessDefinition processDefinition = graphSession.findLatestProcessDefinition("analise-lancamentos-em-aberto");

 if (processDefinition == null) {
 processDefinition = ProcessDefinition.parseXmlResource("com/human/crm/jbpm/process/lancamento/processdefinition.xml");
 jbpmContext.deployProcessDefinition(processDefinition);
 }


 final List<Lancamento> lancamentosEmAberto = getLancamentoDAO().listLancamentosEmAberto();
 for (Lancamento lancamentoEmAberto : lancamentosEmAberto) {
 String key = String.valueOf(lancamentoEmAberto.getId());
 ProcessInstance processInstance = graphSession.getProcessInstance(processDefinition, key);
 if (processInstance == null) {
 processInstance = processDefinition.createProcessInstance();
 processInstance.setKey(key);
 }

 Token token = processInstance.getRootToken();
 token.signal();
 token.signal();

jbpmContext.save(processInstance);


 }

 jbpmConfiguration.close();
} catch (Exception ex) {
 log.error("", ex);
 } finally {
 jbpmContext.close();
 }