java.lang.NullPointerException: null' water.DException$DistributedException: from /172.16.2.182:55555; by class water.Lockable$Update; class java.lang.NullPointerException: null

JIRA | Neeraja Madabhushi | 1 year ago
  1. 0

    Hadoop started as : hadoop jar h2odriver.jar -nodes 5 -mapperXmx 40g -output Oct-19 -baseport 55555 -flow_dir hdfs:///user/neeraja/myflow-1 –disown Build ID : Latest master 3.5.0.3229 1) importFiles [ "hdfs://mr-0xd6.0xdata.loc:8020/datasets/airlinesbillion.csv" ] 2) setupParse paths: [ "hdfs://mr-0xd6.0xdata.loc:8020/datasets/airlinesbillion.csv" ] 3) Parse 4) getFrameSummary "airlinesbillion.hex" 5) assist buildModel, null, training_frame: "airlinesbillion.hex" 6) buildModel 'glm', {"model_id":"glm-e1347ae6-2627-45c5-9ec9-c35892eb1a10","training_frame":"airlinesbillion.hex","nfolds":0,"response_column":"C19","ignored_columns":[],"ignore_const_cols":true,"family":"gaussian","solver":"L_BFGS","alpha":[],"lambda":[],"lambda_search":false,"standardize":true,"non_negative":false,"score_each_iteration":false,"max_iterations":-1,"link":"family_default","intercept":true,"objective_epsilon":0.00001,"beta_epsilon":0.00001,"gradient_epsilon":0.0001,"prior":-1,"max_active_predictors":-1} Got exception 'class water.DException$DistributedException', with msg 'from /172.16.2.182:55555; by class water.Lockable$Update; class java.lang.NullPointerException: null' water.DException$DistributedException: from /172.16.2.182:55555; by class water.Lockable$Update; class java.lang.NullPointerException: null at water.Lockable$Update.atomic(Lockable.java:161) at water.Lockable$Update.atomic(Lockable.java:155) at water.TAtomic.atomic(TAtomic.java:17) at water.Atomic.compute2(Atomic.java:55) at water.H2O$H2OCountedCompleter.compute(H2O.java:1061) at jsr166y.CountedCompleter.exec(CountedCompleter.java:468) at jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263) at jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974) at jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477) at jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104) TOGGLE STACK TRACE Error: Got exception 'class water.DException$DistributedException', with msg 'from /172.16.2.182:55555; by class water.Lockable$Update; class java.lang.NullPointerException: null' water.DException$DistributedException: from /172.16.2.182:55555; by class water.Lockable$Update; class java.lang.NullPointerException: null at water.Lockable$Update.atomic(Lockable.java:161) at water.Lockable$Update.atomic(Lockable.java:155) at water.TAtomic.atomic(TAtomic.java:17) at water.Atomic.compute2(Atomic.java:55) at water.H2O$H2OCountedCompleter.compute(H2O.java:1061) at jsr166y.CountedCompleter.exec(CountedCompleter.java:468) at jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263) at jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974) at jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477) at jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104) at updateJob (http://172.16.2.187:55555/flow/js/flow.js:5754:75) at http://172.16.2.187:55555/flow/js/flow.js:5767:21 at http://172.16.2.187:55555/flow/js/flow.js:8775:28 at Object.<anonymous> (http://172.16.2.187:55555/flow/js/flow.js:8557:28) at fire (http://172.16.2.187:55555/flow/js/flow-lib.js:3852:30) at Object.self.fireWith [as resolveWith] (http://172.16.2.187:55555/flow/js/flow-lib.js:3964:7) at done (http://172.16.2.187:55555/flow/js/flow-lib.js:9017:14)

    JIRA | 1 year ago | Neeraja Madabhushi
    java.lang.NullPointerException: null' water.DException$DistributedException: from /172.16.2.182:55555; by class water.Lockable$Update; class java.lang.NullPointerException: null
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    Root Cause Analysis

    1. java.lang.NullPointerException

      null' water.DException$DistributedException: from /172.16.2.182:55555; by class water.Lockable$Update; class java.lang.NullPointerException: null

      at water.Lockable$Update.atomic()
    2. water
      H2O$H2OCountedCompleter.compute
      1. water.Lockable$Update.atomic(Lockable.java:161)
      2. water.Lockable$Update.atomic(Lockable.java:155)
      3. water.TAtomic.atomic(TAtomic.java:17)
      4. water.Atomic.compute2(Atomic.java:55)
      5. water.H2O$H2OCountedCompleter.compute(H2O.java:1061)
      5 frames
    3. jsr166y
      ForkJoinWorkerThread.run
      1. jsr166y.CountedCompleter.exec(CountedCompleter.java:468)
      2. jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263)
      3. jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974)
      4. jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477)
      5. jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104)
      5 frames