java.lang.NullPointerException

GitHub | anfeng | 3 months ago
  1. 0

    Can run train mnist example on YARN (NPE)

    GitHub | 3 months ago | dumoulma
    java.lang.NullPointerException
  2. 0

    GitHub comment 144#244510838

    GitHub | 3 months ago | anfeng
    java.lang.NullPointerException
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  4. 0

    shark 安装 遇到的问题 - CSDN博客

    csdn.net | 1 year ago
    java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at scala.collection.mutable.ArrayOps$ofRef$.length$extension()
    2. Scala
      ArrayOps$ofRef.foreach
      1. scala.collection.mutable.ArrayOps$ofRef$.length$extension(ArrayOps.scala:114)
      2. scala.collection.mutable.ArrayOps$ofRef.length(ArrayOps.scala:114)
      3. scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:32)
      4. scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:108)
      4 frames
    3. com.yahoo.ml
      LmdbRDD.getPartitions
      1. com.yahoo.ml.caffe.LmdbRDD.localLMDBFile(LmdbRDD.scala:186)
      2. com.yahoo.ml.caffe.LmdbRDD.com$yahoo$ml$caffe$LmdbRDD$$openDB(LmdbRDD.scala:203)
      3. com.yahoo.ml.caffe.LmdbRDD.getPartitions(LmdbRDD.scala:47)
      3 frames
    4. Spark
      RDD$$anonfun$partitions$2.apply
      1. org.apache.spark.rdd.RDD$$anonfun$partitions$2.apply(RDD.scala:239)
      2. org.apache.spark.rdd.RDD$$anonfun$partitions$2.apply(RDD.scala:237)
      2 frames
    5. Scala
      Option.getOrElse
      1. scala.Option.getOrElse(Option.scala:120)
      1 frame
    6. Spark
      RDD$$anonfun$partitions$2.apply
      1. org.apache.spark.rdd.RDD.partitions(RDD.scala:237)
      2. org.apache.spark.rdd.MapPartitionsRDD.getPartitions(MapPartitionsRDD.scala:35)
      3. org.apache.spark.rdd.RDD$$anonfun$partitions$2.apply(RDD.scala:239)
      4. org.apache.spark.rdd.RDD$$anonfun$partitions$2.apply(RDD.scala:237)
      4 frames
    7. Scala
      Option.getOrElse
      1. scala.Option.getOrElse(Option.scala:120)
      1 frame
    8. Spark
      RDD.count
      1. org.apache.spark.rdd.RDD.partitions(RDD.scala:237)
      2. org.apache.spark.SparkContext.runJob(SparkContext.scala:1929)
      3. org.apache.spark.rdd.RDD.count(RDD.scala:1157)
      3 frames
    9. com.yahoo.ml
      CaffeOnSpark.main
      1. com.yahoo.ml.caffe.CaffeOnSpark.trainWithValidation(CaffeOnSpark.scala:271)
      2. com.yahoo.ml.caffe.CaffeOnSpark$.main(CaffeOnSpark.scala:56)
      3. com.yahoo.ml.caffe.CaffeOnSpark.main(CaffeOnSpark.scala)
      3 frames
    10. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:498)
      4 frames
    11. Spark Project YARN Stable API
      ApplicationMaster$$anon$2.run
      1. org.apache.spark.deploy.yarn.ApplicationMaster$$anon$2.run(ApplicationMaster.scala:542)
      1 frame