java.lang.NullPointerException

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    java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.hbfinance.DataframeExample$1.call()
    2. com.hbfinance
      DataframeExample$1.call
      1. com.hbfinance.DataframeExample$1.call(DataframeExample.java:64)
      2. com.hbfinance.DataframeExample$1.call(DataframeExample.java:57)
      2 frames
    3. Spark
      JavaPairRDD$$anonfun$toScalaFunction$1.apply
      1. org.apache.spark.api.java.JavaPairRDD$$anonfun$toScalaFunction$1.apply(JavaPairRDD.scala:1027)
      1 frame
    4. Scala
      Iterator$$anon$11.next
      1. scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
      2. scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
      3. scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
      3 frames
    5. org.apache.spark
      TungstenAggregate$$anonfun$doExecute$1$$anonfun$2.apply
      1. org.apache.spark.sql.execution.aggregate.TungstenAggregationIterator.processInputs(TungstenAggregationIterator.scala:372)
      2. org.apache.spark.sql.execution.aggregate.TungstenAggregationIterator.start(TungstenAggregationIterator.scala:622)
      3. org.apache.spark.sql.execution.aggregate.TungstenAggregate$$anonfun$doExecute$1.org$apache$spark$sql$execution$aggregate$TungstenAggregate$$anonfun$$executePartition$1(TungstenAggregate.scala:110)
      4. org.apache.spark.sql.execution.aggregate.TungstenAggregate$$anonfun$doExecute$1$$anonfun$2.apply(TungstenAggregate.scala:119)
      5. org.apache.spark.sql.execution.aggregate.TungstenAggregate$$anonfun$doExecute$1$$anonfun$2.apply(TungstenAggregate.scala:119)
      5 frames
    6. Spark
      Executor$TaskRunner.run
      1. org.apache.spark.rdd.MapPartitionsWithPreparationRDD.compute(MapPartitionsWithPreparationRDD.scala:64)
      2. org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:297)
      3. org.apache.spark.rdd.RDD.iterator(RDD.scala:264)
      4. org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
      5. org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:297)
      6. org.apache.spark.rdd.RDD.iterator(RDD.scala:264)
      7. org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:73)
      8. org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:41)
      9. org.apache.spark.scheduler.Task.run(Task.scala:88)
      10. org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:214)
      10 frames
    7. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      3. java.lang.Thread.run(Thread.java:745)
      3 frames