have you checked yarn errorlogs? resourcemanager and nodemanager logs? what do they say.
It is possible that in the cluster mode you have not set up /tmp directories properly. Has anything else working in yarn-client mode? HTH Dr Mich Talebzadeh LinkedIn * https://www.linkedin.com/profile/view?id=AAEAAAAWh2gBxianrbJd6zP6AcPCCdOABUrV8Pw <https://www.linkedin.com/profile/view?id=AAEAAAAWh2gBxianrbJd6zP6AcPCCdOABUrV8Pw>* http://talebzadehmich.wordpress.com On 1 June 2016 at 08:37, mayankshete <mayank.shis...@yash.com> wrote: > Hello Team, > > Can anyone tell why the below code is throwing Null Pointer Execption in > yarn-client mode whereas running on local mode. > > / val filters = args.takeRight(0) > val sparkConf = new SparkConf().setAppName("TwitterAnalyzer") > val ssc = new StreamingContext(sparkConf, Seconds(2)) > val stream = TwitterUtils.createStream(ssc, None, filters) > val training = ssc.textFileStream("/user/hadoop/Training") > val tf = new HashingTF(numFeatures = 140) > val text = stream.filter(x => x != null ).filter(x => x.getLang() == "en" > ).map( x => x.getText).filter(tweet => tweet != null).map(tweet => > tf.transform(tweet.split(" ")))/ > > Here is the stacktrace of the error ( Program is the user class ) : > > java.lang.NullPointerException > at com.Program$$anonfun$5.apply(Program.scala:40) > at com.Program$$anonfun$5.apply(Program.scala:40) > at scala.collection.Iterator$$anon$11.next(Iterator.scala:328) > at scala.collection.Iterator$$anon$11.next(Iterator.scala:328) > at scala.collection.Iterator$$anon$10.next(Iterator.scala:312) > at scala.collection.Iterator$class.foreach(Iterator.scala:727) > at scala.collection.AbstractIterator.foreach(Iterator.scala:1157) > at > scala.collection.generic.Growable$class.$plus$plus$eq(Growable.scala:48) > at > scala.collection.mutable.ArrayBuffer.$plus$plus$eq(ArrayBuffer.scala:103) > at > scala.collection.mutable.ArrayBuffer.$plus$plus$eq(ArrayBuffer.scala:47) > at > scala.collection.TraversableOnce$class.to(TraversableOnce.scala:273) > at scala.collection.AbstractIterator.to(Iterator.scala:1157) > at > scala.collection.TraversableOnce$class.toBuffer(TraversableOnce.scala:265) > at scala.collection.AbstractIterator.toBuffer(Iterator.scala:1157) > at > scala.collection.TraversableOnce$class.toArray(TraversableOnce.scala:252) > at scala.collection.AbstractIterator.toArray(Iterator.scala:1157) > at > org.apache.spark.rdd.RDD$$anonfun$take$1$$anonfun$28.apply(RDD.scala:1328) > at > org.apache.spark.rdd.RDD$$anonfun$take$1$$anonfun$28.apply(RDD.scala:1328) > at > > org.apache.spark.SparkContext$$anonfun$runJob$5.apply(SparkContext.scala:1858) > at > > org.apache.spark.SparkContext$$anonfun$runJob$5.apply(SparkContext.scala:1858) > at > org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66) > at org.apache.spark.scheduler.Task.run(Task.scala:89) > at > org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:214) > at > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > > > > > -- > View this message in context: > http://apache-spark-user-list.1001560.n3.nabble.com/Spark-Twitter-Stream-throws-Null-Pointer-Exception-tp27060.html > Sent from the Apache Spark User List mailing list archive at Nabble.com. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: user-unsubscr...@spark.apache.org > For additional commands, e-mail: user-h...@spark.apache.org > >