That is usually nothing to worry about. This just means that the message was sent without specifying a sender. What Akka then does is to use the `/deadLetters` actor as the sender.
What kind of job is it? Cheers, Till On Fri, Jul 17, 2015 at 6:30 PM, Flavio Pompermaier <pomperma...@okkam.it> wrote: > Hi to all, > > my job seems to be stucked and there's nothing logged also in debug mode. > The only strange thing is a > > Received message SendHeartbeat at akka://flink/user/taskmanager_1 from > Actor[akka://flink/deadLetters]. > > Could it be a symptom of a problem? > > Best, > Flavio >
