You are doing some wrong conversions it seems, would be good if you can paste the piece of code.
Thanks Best Regards On Mon, Mar 9, 2015 at 12:24 PM, Xi Shen <davidshe...@gmail.com> wrote: > Hi, > > I used the method on this > http://databricks.gitbooks.io/databricks-spark-reference-applications/content/twitter_classifier/train.html > passage to save my k-means model. > > But now, I have no idea how to load it back...I tried > > sc.objectFile("/path/to/data/file/directory/") > > > But I got this error: > > org.apache.spark.SparkDriverExecutionException: Execution error > at > org.apache.spark.scheduler.DAGScheduler.handleTaskCompletion(DAGScheduler.scala:997) > at > org.apache.spark.scheduler.DAGSchedulerEventProcessActor$$anonfun$receive$2.applyOrElse(DAGScheduler.scala:14 > 17) > at akka.actor.Actor$class.aroundReceive(Actor.scala:465) > at > org.apache.spark.scheduler.DAGSchedulerEventProcessActor.aroundReceive(DAGScheduler.scala:1375) > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516) > at akka.actor.ActorCell.invoke(ActorCell.scala:487) > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:238) > at akka.dispatch.Mailbox.run(Mailbox.scala:220) > at > akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:393) > at > scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) > at > scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) > at > scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) > at > scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) > Caused by: java.lang.ArrayStoreException: [Ljava.lang.Object; > at scala.runtime.ScalaRunTime$.array_update(ScalaRunTime.scala:88) > at > org.apache.spark.SparkContext$$anonfun$runJob$3.apply(SparkContext.scala:1339) > at > org.apache.spark.SparkContext$$anonfun$runJob$3.apply(SparkContext.scala:1339) > at > org.apache.spark.scheduler.JobWaiter.taskSucceeded(JobWaiter.scala:56) > at > org.apache.spark.scheduler.DAGScheduler.handleTaskCompletion(DAGScheduler.scala:993) > ... 12 more > > Any suggestions? > > > Thanks, > > [image: --] > Xi Shen > [image: http://]about.me/davidshen > <http://about.me/davidshen?promo=email_sig> > <http://about.me/davidshen> >
