akka.actor
When a message is sent to an Actor that is terminated before receiving the message, it will be sent as a DeadLetter to the ActorSystem's EventStream.
When this message was sent without a sender ActorRef, sender will be system.deadLetters.
sender
system.deadLetters
(Since version ) see corresponding Javadoc for more information.
When a message is sent to an Actor that is terminated before receiving the message, it will be sent as a DeadLetter to the ActorSystem's EventStream.
When this message was sent without a sender ActorRef,
sender
will besystem.deadLetters
.