java.lang.NullPointerException

Stack Overflow | blue-sky | 3 years ago
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    Spark: NullPointerException when RDD isn't collected before map

    Stack Overflow | 2 years ago | one-t
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.spark.rdd.RDD.filter()
    2. Spark
      RDD.filter
      1. org.apache.spark.rdd.RDD.filter(RDD.scala:261)
      1 frame
    3. $line94
      $read$$iwC$$iwC$$iwC$$iwC$$anonfun$1.apply
      1. $line94.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$1.apply(<console>:38)
      2. $line94.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$1.apply(<console>:36)
      2 frames
    4. Scala
      Iterator$class.foreach
      1. scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
      2. scala.collection.Iterator$$anon$10.next(Iterator.scala:312)
      3. scala.collection.Iterator$class.foreach(Iterator.scala:727)
      3 frames