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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at someFunc$$anonfun$go$1.apply$mcII$sp()
    2. Unknown
      someFunc$$anonfun$go$1.apply
      1. someFunc$$anonfun$go$1.apply$mcII$sp(someFunc.scala:7)
      2. someFunc$$anonfun$go$1.apply(someFunc.scala:6)
      3. someFunc$$anonfun$go$1.apply(someFunc.scala:6)
      3 frames
    3. Scala
      ArrayBuffer.$plus$plus$eq
      1. scala.collection.Iterator$$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)
      4. scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
      5. scala.collection.generic.Growable$class.$plus$plus$eq(Growable.scala:48)
      6. scala.collection.mutable.ArrayBuffer.$plus$plus$eq(ArrayBuffer.scala:103)
      6 frames