java.lang.IllegalArgumentException: requirement failed: Path 'D:\Programowanie%20projektowe\Raicoone\modules\client\out\production\resources\net\elenx\raicoone\client\file.txt' does not exist
    at scala.Predef$.require(Predef.scala:277)
    at akka.stream.impl.io.FileSource$$anon$1.preStart(IOSources.scala:73)
    at akka.stream.impl.fusing.GraphInterpreter.init(GraphInterpreter.scala:290)
    at akka.stream.impl.fusing.GraphInterpreterShell.init(ActorGraphInterpreter.scala:540)
    at akka.stream.impl.fusing.ActorGraphInterpreter.tryInit(ActorGraphInterpreter.scala:662)
    at akka.stream.impl.fusing.ActorGraphInterpreter.preStart(ActorGraphInterpreter.scala:710)
    at akka.actor.Actor.aroundPreStart(Actor.scala:528)
    at akka.actor.Actor.aroundPreStart$(Actor.scala:528)
    at akka.stream.impl.fusing.ActorGraphInterpreter.aroundPreStart(ActorGraphInterpreter.scala:653)
    at akka.actor.ActorCell.create(ActorCell.scala:591)
    at akka.actor.ActorCell.invokeAll$1(ActorCell.scala:462)
    at akka.actor.ActorCell.systemInvoke(ActorCell.scala:484)
    at akka.dispatch.Mailbox.processAllSystemMessages(Mailbox.scala:282)
    at akka.dispatch.Mailbox.run(Mailbox.scala:223)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)