java.lang.NullPointerException

Stack Overflow | s d | 5 months ago
  1. 0

    How to test Spark streaming code

    Stack Overflow | 5 months ago | s d
    java.lang.NullPointerException
  2. 0

    Android: Saving Map State in Google map

    Stack Overflow | 11 months ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException
  3. Speed up your debug routine!

    Automated exception search integrated into your IDE

    Not finding the right solution?
    Take a tour to get the most out of Samebug.

    Tired of useless tips?

    Automated exception search integrated into your IDE

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.spark.streaming.DStreamGraph$$anonfun$getMaxInputStreamRememberDuration$2.apply()
    2. Spark Project Streaming
      DStreamGraph$$anonfun$getMaxInputStreamRememberDuration$2.apply
      1. org.apache.spark.streaming.DStreamGraph$$anonfun$getMaxInputStreamRememberDuration$2.apply(DStreamGraph.scala:172)
      2. org.apache.spark.streaming.DStreamGraph$$anonfun$getMaxInputStreamRememberDuration$2.apply(DStreamGraph.scala:172)
      2 frames
    3. Scala
      AbstractTraversable.maxBy
      1. scala.collection.TraversableOnce$$anonfun$maxBy$1.apply(TraversableOnce.scala:225)
      2. scala.collection.IndexedSeqOptimized$class.foldl(IndexedSeqOptimized.scala:51)
      3. scala.collection.IndexedSeqOptimized$class.reduceLeft(IndexedSeqOptimized.scala:68)
      4. scala.collection.mutable.ArrayBuffer.reduceLeft(ArrayBuffer.scala:47)
      5. scala.collection.TraversableOnce$class.maxBy(TraversableOnce.scala:225)
      6. scala.collection.AbstractTraversable.maxBy(Traversable.scala:105)
      6 frames
    4. Spark Project Streaming
      JobGenerator$$anon$1.onReceive
      1. org.apache.spark.streaming.DStreamGraph.getMaxInputStreamRememberDuration(DStreamGraph.scala:172)
      2. org.apache.spark.streaming.scheduler.JobGenerator.clearMetadata(JobGenerator.scala:267)
      3. org.apache.spark.streaming.scheduler.JobGenerator.org$apache$spark$streaming$scheduler$JobGenerator$$processEvent(JobGenerator.scala:178)
      4. org.apache.spark.streaming.scheduler.JobGenerator$$anon$1.onReceive(JobGenerator.scala:83)
      5. org.apache.spark.streaming.scheduler.JobGenerator$$anon$1.onReceive(JobGenerator.scala:82)
      5 frames
    5. Spark
      EventLoop$$anon$1.run
      1. org.apache.spark.util.EventLoop$$anon$1.run(EventLoop.scala:48)
      1 frame