future-react.scala

//in the scala interpreter I write
scala.actors.Futures.future(1).inputChannel.react({case _ => println(1) })
//and I get
java.lang.ClassCastException: java.lang.Thread cannot be cast to scala.concurrent.forkjoin.ForkJoinWorkerThread
	at scala.concurrent.forkjoin.ForkJoinTask.fork(ForkJoinTask.java:481)
	at scala.actors.scheduler.ForkJoinScheduler.executeFromActor(ForkJoinScheduler.scala:121)
	at scala.actors.scheduler.DelegatingScheduler$class.executeFromActor(DelegatingScheduler.scala:42)
	at scala.actors.scheduler.DaemonScheduler$.executeFromActor(DaemonScheduler.scala:17)
	at scala.actors.Actor$class.scheduleActor(Actor.scala:628)
	at scala.actors.ActorProxy.scheduleActor(ActorProxy.scala:20)
	at scala.actors.Reactor$class.resumeReceiver(Reactor.scala:131)
	at scala.actors.ActorProxy.scala$actors$ReplyReactor$$super$resumeReceiver(ActorProxy.scala:20)
	at scala.actors.ReplyReactor$class.resumeReceiver(...