Fix onu log olt

Event/EventSubscriber.php

@@ -6,6 +6,7 @@ use Symfony\Component\DependencyInjection\ContainerInterface;
 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 use Symfony\Component\Workflow\Event\Event;
 use Symfony\Component\Workflow\Event\GuardEvent;
+use FTTHBundle\Entity\ONULogOLT;
 use WorkflowBundle\Services\ProducerService;
 
 # Ayuda:
@@ -120,6 +121,11 @@ class EventSubscriber implements EventSubscriberInterface
         $object = $event->getSubject();
         $objectClass = (string)get_class($object);
         if ($objectClass == 'FTTHBundle\\Entity\\ONU') {
+            if (is_null($object->getLogOLT())) {
+                $onuLogOlt = new ONULogOLT();
+                $em->persist($onuLogOlt);
+                $object->setLogOLT($onuLogOlt);
+            }
             $object->getLogOLT()->setPending();
             $em->flush($object->getLogOLT());
         }