Bug: Nats heap space error

[deinelieblings]

Error:

[ERROR] [02/11/2019 10:32:15.578] [application-akka.actor.default-dispatcher-68051] [ActorSystem(application)] Uncaught fatal error from thread [application-akka.actor.default-dispatcher-68051] shutting down ActorSystem [application]
java.lang.OutOfMemoryError: Java heap space
    at org.nats.common.NatsUtil.<init>(NatsUtil.java:34)
    at org.nats.Connection.<init>(Connection.java:169)
    at org.nats.Conn.<init>(Conn.scala:28)
    at org.nats.Conn$.connect(Conn.scala:115)
    at utils.Nats.publishLogout(Nats.scala:22)
    at services.UserService$$anonfun$logout$1.apply(UserService.scala:70)
    at services.UserService$$anonfun$logout$1.apply(UserService.scala:69)
    at scala.util.Success$$anonfun$map$1.apply(Try.scala:237)
    at scala.util.Try$.apply(Try.scala:192)
    at scala.util.Success.map(Try.scala:237)
    at scala.concurrent.Future$$anonfun$map$1.apply(Future.scala:237)
    at scala.concurrent.Future$$anonfun$map$1.apply(Future.scala:237)
    at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:32)
    at akka.dispatch.BatchingExecutor$AbstractBatch.processBatch(BatchingExecutor.scala:55)
    at akka.dispatch.BatchingExecutor$BlockableBatch$$anonfun$run$1.apply$mcV$sp(BatchingExecutor.scala:91)
    at akka.dispatch.BatchingExecutor$BlockableBatch$$anonfun$run$1.apply(BatchingExecutor.scala:91)
    at akka.dispatch.BatchingExecutor$BlockableBatch$$anonfun$run$1.apply(BatchingExecutor.scala:91)
    at scala.concurrent.BlockContext$.withBlockContext(BlockContext.scala:72)
    at akka.dispatch.BatchingExecutor$BlockableBatch.run(BatchingExecutor.scala:90)
    at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:40)
    at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:397)
    at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
    at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
    at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
    at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)

If a memory problem, it must be tested whether we write the memory unnecessarily full or if the currently available memory is insufficient.