java.lang.NullPointerException

JIRA | Kevin Normoyle | 3 years ago
tip
Your exception is missing from the Samebug knowledge base.
Here are the best solutions we found on the Internet.
Click on the to mark the helpful solution and get rewards for you help.
  1. 0

    3 jvms on one machine. 4 GB heaps dataset is home-0xdiag-datasets/standard/covtype.shuffled.90pct.sorted.data java.lang.NullPointerException at hex.Trainer$MapReduce.done(Trainer.java:320) at hex.Trainer$DescentEpoch.compute2(Trainer.java:406) at water.H2O$H2OCountedCompleter.compute(H2O.java:669) at jsr166y.CountedCompleter.exec(CountedCompleter.java:429) at jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263) at jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974) at jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477) at jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104) run with: /2/NeuralNet.json?destination_key=a.hex&classification=1&activation=Tanh&epochs=1&rate=0.01&response=C54&source=covtype.hex&l2=0.0001&hidden=500&validation=covtype.hex from sandbox/commands.log: 2013-11-19 22:18:49.993888 -- Start http://192.168.0.37:54325/2/ImportFiles2.json?path=/home/kevin/home-0xdiag-datasets/standard 2013-11-19 22:18:50.097751 -- Start http://192.168.0.37:54325/2/Parse2.json?destination_key=covtype.hex&source_key=nfs://home/kevin/home-0xdiag-datasets/standard/covtype.shuffled.90pct.sorted.data 2013-11-19 22:18:51.360098 -- Start http://192.168.0.37:54325/2/Progress2.json?job_key=$0301c0a8002536d4ffffffff$_a49631ccd0c664e31159130311164201&destination_key=covtype.hex 2013-11-19 22:18:51.899789 -- Start http://192.168.0.37:54325/2/Progress2.json?job_key=$0301c0a8002536d4ffffffff$_a49631ccd0c664e31159130311164201&destination_key=covtype.hex 2013-11-19 22:18:51.906714 -- Start http://192.168.0.37:54325/2/Inspect2.json?src_key=covtype.hex 2013-11-19 22:18:52.560005 -- Start http://192.168.0.37:54325/2/NeuralNet.json?destination_key=a.hex&classification=1&activation=Tanh&epochs=1&rate=0.01&response=C54&source=covtype.hex&l2=0.0001&hidden=500&validation=covtype.hex 2013-11-19 22:18:58.586678 -- Start http://192.168.0.37:54325/2/NeuralNetProgress.json?job_key=$0301c0a8002536d4ffffffff$_9939b538af46738c1d8b36a61497446c&destination_key=a.hex

    JIRA | 3 years ago | Kevin Normoyle
    java.lang.NullPointerException
  2. 0

    3 jvms on one machine. 4 GB heaps dataset is home-0xdiag-datasets/standard/covtype.shuffled.90pct.sorted.data java.lang.NullPointerException at hex.Trainer$MapReduce.done(Trainer.java:320) at hex.Trainer$DescentEpoch.compute2(Trainer.java:406) at water.H2O$H2OCountedCompleter.compute(H2O.java:669) at jsr166y.CountedCompleter.exec(CountedCompleter.java:429) at jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263) at jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974) at jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477) at jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104) run with: /2/NeuralNet.json?destination_key=a.hex&classification=1&activation=Tanh&epochs=1&rate=0.01&response=C54&source=covtype.hex&l2=0.0001&hidden=500&validation=covtype.hex from sandbox/commands.log: 2013-11-19 22:18:49.993888 -- Start http://192.168.0.37:54325/2/ImportFiles2.json?path=/home/kevin/home-0xdiag-datasets/standard 2013-11-19 22:18:50.097751 -- Start http://192.168.0.37:54325/2/Parse2.json?destination_key=covtype.hex&source_key=nfs://home/kevin/home-0xdiag-datasets/standard/covtype.shuffled.90pct.sorted.data 2013-11-19 22:18:51.360098 -- Start http://192.168.0.37:54325/2/Progress2.json?job_key=$0301c0a8002536d4ffffffff$_a49631ccd0c664e31159130311164201&destination_key=covtype.hex 2013-11-19 22:18:51.899789 -- Start http://192.168.0.37:54325/2/Progress2.json?job_key=$0301c0a8002536d4ffffffff$_a49631ccd0c664e31159130311164201&destination_key=covtype.hex 2013-11-19 22:18:51.906714 -- Start http://192.168.0.37:54325/2/Inspect2.json?src_key=covtype.hex 2013-11-19 22:18:52.560005 -- Start http://192.168.0.37:54325/2/NeuralNet.json?destination_key=a.hex&classification=1&activation=Tanh&epochs=1&rate=0.01&response=C54&source=covtype.hex&l2=0.0001&hidden=500&validation=covtype.hex 2013-11-19 22:18:58.586678 -- Start http://192.168.0.37:54325/2/NeuralNetProgress.json?job_key=$0301c0a8002536d4ffffffff$_9939b538af46738c1d8b36a61497446c&destination_key=a.hex

    JIRA | 3 years ago | Kevin Normoyle
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at hex.Trainer$MapReduce.done()
    2. hex
      Trainer$DescentEpoch.compute2
      1. hex.Trainer$MapReduce.done(Trainer.java:320)
      2. hex.Trainer$DescentEpoch.compute2(Trainer.java:406)
      2 frames
    3. water
      H2O$H2OCountedCompleter.compute
      1. water.H2O$H2OCountedCompleter.compute(H2O.java:669)
      1 frame
    4. jsr166y
      ForkJoinWorkerThread.run
      1. jsr166y.CountedCompleter.exec(CountedCompleter.java:429)
      2. jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263)
      3. jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974)
      4. jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477)
      5. jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104)
      5 frames