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AutoML: unexpected NPE when adding model without metrics to leaderboard #7341

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exalate-issue-sync bot opened this issue May 11, 2023 · 2 comments
Closed

AutoML: unexpected NPE when adding model without metrics to leaderboard #7341

exalate-issue-sync bot opened this issue May 11, 2023 · 2 comments
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fixVersion/3.34.0.1

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{noformat}
[2021-09-01T18:06:12.012Z] > prostate_path <- system.file("extdata", "prostate.csv", package = "h2o")

[2021-09-01T18:06:12.012Z] > prostate <- h2o.importFile(path = prostate_path, header = TRUE)

[2021-09-01T18:06:12.012Z]

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[2021-09-01T18:06:12.012Z] > y <- "CAPSULE"

[2021-09-01T18:06:12.012Z] > prostate[,y] <- as.factor(prostate[,y]) #convert to factor for classification

[2021-09-01T18:06:12.012Z] > aml <- h2o.automl(y = y, training_frame = prostate, max_runtime_secs = 30)

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[2021-09-01T18:06:12.013Z]

[2021-09-01T18:06:12.013Z] java.lang.NullPointerException

[2021-09-01T18:06:12.013Z]

[2021-09-01T18:06:12.013Z] java.lang.NullPointerException

[2021-09-01T18:06:12.013Z] at hex.ModelMetrics.getMetricFromModelMetric(ModelMetrics.java:151)

[2021-09-01T18:06:12.013Z] at hex.ModelMetrics.getMetricFromModel(ModelMetrics.java:127)

[2021-09-01T18:06:12.013Z] at hex.ModelMetrics$MetricsComparator.compare(ModelMetrics.java:196)

[2021-09-01T18:06:12.013Z] at hex.ModelMetrics$MetricsComparator.compare(ModelMetrics.java:186)

[2021-09-01T18:06:12.013Z] at java.util.TimSort.binarySort(TimSort.java:296)

[2021-09-01T18:06:12.013Z] at java.util.TimSort.sort(TimSort.java:239)

[2021-09-01T18:06:12.013Z] at java.util.Arrays.sort(Arrays.java:1512)

[2021-09-01T18:06:12.013Z] at java.util.ArrayList.sort(ArrayList.java:1462)

[2021-09-01T18:06:12.013Z] at java.util.Collections.sort(Collections.java:175)

[2021-09-01T18:06:12.013Z] at hex.ModelMetrics.sortModelsByMetric(ModelMetrics.java:305)

[2021-09-01T18:06:12.013Z] at ai.h2o.automl.leaderboard.Leaderboard.sortModelKeys(Leaderboard.java:540)

[2021-09-01T18:06:12.013Z] at ai.h2o.automl.leaderboard.Leaderboard.updateModels(Leaderboard.java:418)

[2021-09-01T18:06:12.013Z] at ai.h2o.automl.leaderboard.Leaderboard.lambda$addModels$0(Leaderboard.java:381)

[2021-09-01T18:06:12.013Z] at ai.h2o.automl.leaderboard.Leaderboard.atomicUpdate(Leaderboard.java:442)

[2021-09-01T18:06:12.014Z] at ai.h2o.automl.leaderboard.Leaderboard.addModels(Leaderboard.java:378)

[2021-09-01T18:06:12.014Z] at ai.h2o.automl.leaderboard.Leaderboard.addModel(Leaderboard.java:459)

[2021-09-01T18:06:12.014Z] at ai.h2o.automl.ModelingStepsExecutor.addModel(ModelingStepsExecutor.java:192)

[2021-09-01T18:06:12.014Z] at ai.h2o.automl.ModelingStepsExecutor.monitor(ModelingStepsExecutor.java:169)

[2021-09-01T18:06:12.014Z] at ai.h2o.automl.ModelingStepsExecutor.submit(ModelingStepsExecutor.java:82)

[2021-09-01T18:06:12.014Z] at ai.h2o.automl.AutoML.learn(AutoML.java:619)

[2021-09-01T18:06:12.014Z] at ai.h2o.automl.AutoML.run(AutoML.java:419)

[2021-09-01T18:06:12.014Z] at ai.h2o.automl.H2OJob$1.compute2(H2OJob.java:33)

[2021-09-01T18:06:12.014Z] at water.H2O$H2OCountedCompleter.compute(H2O.java:1644)

[2021-09-01T18:06:12.014Z] at jsr166y.CountedCompleter.exec(CountedCompleter.java:468)

[2021-09-01T18:06:12.014Z] at jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263)

[2021-09-01T18:06:12.014Z] at jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974)

[2021-09-01T18:06:12.014Z] at jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477)
{noformat}
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JIRA Issue Details

Jira Issue: PUBDEV-8314
Assignee: Sebastien Poirier
Reporter: Sebastien Poirier
State: Resolved
Fix Version: 3.34.0.1
Attachments: N/A
Development PRs: Available

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Linked PRs from JIRA

#5666

@exalate-issue-sync exalate-issue-sync bot mentioned this issue May 15, 2023
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