java.lang.ArrayIndexOutOfBoundsException: 1

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java.lang.ArrayIndexOutOfBoundsException: 1
at $line14.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$2.apply(:21)
at $line14.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$2.apply(:21)
at scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
at scala.collection.Iterator$$anon$1.next(Iterator.scala:853)
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$11.next(Iterator.scala:328)
at scala.collection.Iterator$class.foreach(Iterator.scala:727)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:158)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:99)
at org.apache.spark.scheduler.Task.run(Task.scala:51)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)

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