DocumentCreatedEventListener doesn't manage to resolve user when call by the notification scheduler

2020-03-30 10:00:00,067 [DefaultQuartzScheduler_Worker-1] ERROR l.DocumentCreatedEventListener - Error while trying to handle DocumentCreatedEvent for document [xwiki:XWiki.Notifications.NotificationEmailHourlySender] 
org.xwiki.contrib.activitypub.ActivityPubException: Cannot find any user with reference [org.xwiki.user.CurrentUserReference@76ebba46]
	at org.xwiki.contrib.activitypub.internal.DefaultActorHandler.getActor(DefaultActorHandler.java:122)
	at org.xwiki.contrib.activitypub.internal.listeners.DocumentCreatedEventListener.onEvent(DocumentCreatedEventListener.java:119)
	at org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:320)
	at org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:285)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:2055)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1959)
	at org.xwiki.notifications.notifiers.internal.DefaultModelBridge.savePropertyInHiddenDocument(DefaultModelBridge.java:73)
	at org.xwiki.notifications.notifiers.internal.email.NotificationEmailJob.setPreviousFireTime(NotificationEmailJob.java:123)
	at org.xwiki.notifications.notifiers.internal.email.NotificationEmailJob.executeJob(NotificationEmailJob.java:72)
	at com.xpn.xwiki.plugin.scheduler.AbstractJob.execute(AbstractJob.java:76)
	at org.quartz.core.JobRunShell.run(JobRunShell.java:202)
	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573)