RH (18) [Avatar] Offline
#1
PDF page 98:
ICancelable _synchronisationTick;
protected override void PreStart()
{
    var scheduler = Context.System.Scheduler;
    scheduler.ScheduleTellRepeatedlyCancelable(
        0, 500, Self, SynchronisationTick.Instance, Self);
}


_synchronisationTick is never assigned by this code.