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"cannot access a member of class java.lang.ClassLoader with modifiers protected final" when trying to import a file from s3 #7921

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exalate-issue-sync bot opened this issue May 11, 2023 · 3 comments
Closed

"cannot access a member of class java.lang.ClassLoader with modifiers protected final" when trying to import a file from s3 #7921

exalate-issue-sync bot opened this issue May 11, 2023 · 3 comments

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@exalate-issue-sync
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The following error isn't reproducible but might help in the future if it comes up again.

occurred using openjdk version 11.0.6 2020-01-14; OpenJDK Runtime Environment (build 11.0.6+10-post-Debian-1deb10u1); OpenJDK 64-Bit Server VM (build 11.0.6+10-post-Debian-1deb10u1, mixed mode, sharing)

When trying to import a file using this code:
h2o.import_file(
"https://s3.amazonaws.com/h2o-public-test-data/"
"smalldata/gbm_test/titanic.csv",
destination_frame="titanic_all",
)

the following error occured:

[2020-07-31T16:24:29.948Z] Traceback (most recent call last):
[2020-07-31T16:24:29.948Z] File "tests/test_h2o3/model_generation/generate_models.py", line 53, in
[2020-07-31T16:24:29.948Z] generate_all_models(h2o)
[2020-07-31T16:24:29.948Z] File "tests/test_h2o3/model_generation/generate_models.py", line 42, in generate_all_models
[2020-07-31T16:24:29.948Z] save_model(h2o, generalized_linear_estimator(h2o))
[2020-07-31T16:24:29.948Z] File "tests/test_h2o3/model_generation/generate_models.py", line 15, in generalized_linear_estimator
[2020-07-31T16:24:29.948Z] train, valid, _, predictors, response = get_titanic_data(h2o)
[2020-07-31T16:24:29.948Z] File "/home/jenkins/slave_dir_from_mr-0xc1/workspace/AutoDoc_PR-420/tests/test_h2o3/utils.py", line 16, in get_titanic_data
[2020-07-31T16:24:29.948Z] destination_frame="titanic_all",
[2020-07-31T16:24:29.948Z] File "/home/jenkins/slave_dir_from_mr-0xc1/workspace/AutoDoc_PR-420/.local/lib/python3.6/site-packages/h2o/h2o.py", line 437, in import_file
[2020-07-31T16:24:29.948Z] skipped_columns, custom_non_data_line_markers)
[2020-07-31T16:24:29.948Z] File "/home/jenkins/slave_dir_from_mr-0xc1/workspace/AutoDoc_PR-420/.local/lib/python3.6/site-packages/h2o/frame.py", line 318, in _import_parse
[2020-07-31T16:24:29.948Z] skipped_columns, custom_non_data_line_markers)
[2020-07-31T16:24:29.948Z] File "/home/jenkins/slave_dir_from_mr-0xc1/workspace/AutoDoc_PR-420/.local/lib/python3.6/site-packages/h2o/frame.py", line 333, in _parse
[2020-07-31T16:24:29.948Z] return self._parse_raw(setup)
[2020-07-31T16:24:29.948Z] File "/home/jenkins/slave_dir_from_mr-0xc1/workspace/AutoDoc_PR-420/.local/lib/python3.6/site-packages/h2o/frame.py", line 360, in _parse_raw
[2020-07-31T16:24:29.948Z] H2OJob(h2o.api("POST /3/Parse", data=p), "Parse").poll()
[2020-07-31T16:24:29.949Z] File "/home/jenkins/slave_dir_from_mr-0xc1/workspace/AutoDoc_PR-420/.local/lib/python3.6/site-packages/h2o/job.py", line 77, in poll
[2020-07-31T16:24:29.949Z] "\n{}".format(self.job_key, self.exception, self.job["stacktrace"]))
[2020-07-31T16:24:29.949Z] OSError: Job with key **** failed with an exception: DistributedException from /127.0.0.1:13334: 'javassist.CannotCompileException: by java.lang.IllegalAccessException: class javassist.util.proxy.DefineClassHelper$JavaOther cannot access a member of class java.lang.ClassLoader (in module java.base) with modifiers "protected final"', caused by java.lang.RuntimeException: javassist.CannotCompileException: by java.lang.IllegalAccessException: class javassist.util.proxy.DefineClassHelper$JavaOther cannot access a member of class java.lang.ClassLoader (in module java.base) with modifiers "protected final"
[2020-07-31T16:24:29.949Z] stacktrace:
[2020-07-31T16:24:29.949Z] DistributedException from /127.0.0.1:13334: 'javassist.CannotCompileException: by java.lang.IllegalAccessException: class javassist.util.proxy.DefineClassHelper$JavaOther cannot access a member of class java.lang.ClassLoader (in module java.base) with modifiers "protected final"', caused by java.lang.RuntimeException: javassist.CannotCompileException: by java.lang.IllegalAccessException: class javassist.util.proxy.DefineClassHelper$JavaOther cannot access a member of class java.lang.ClassLoader (in module java.base) with modifiers "protected final"
[2020-07-31T16:24:29.949Z] at water.MRTask.getResult(MRTask.java:478)
[2020-07-31T16:24:29.949Z] at water.MRTask.getResult(MRTask.java:486)
[2020-07-31T16:24:29.949Z] at water.MRTask.doAll(MRTask.java:402)
[2020-07-31T16:24:29.949Z] at water.parser.ParseDataset.parseAllKeys(ParseDataset.java:257)
[2020-07-31T16:24:29.949Z] at water.parser.ParseDataset.access$000(ParseDataset.java:29)
[2020-07-31T16:24:29.949Z] at water.parser.ParseDataset$ParserFJTask.compute2(ParseDataset.java:206)
[2020-07-31T16:24:29.949Z] at water.H2O$H2OCountedCompleter.compute(H2O.java:1395)
[2020-07-31T16:24:29.949Z] at jsr166y.CountedCompleter.exec(CountedCompleter.java:468)
[2020-07-31T16:24:29.949Z] at jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263)
[2020-07-31T16:24:29.949Z] at jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974)
[2020-07-31T16:24:29.949Z] at jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477)
[2020-07-31T16:24:29.949Z] at jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104)
[2020-07-31T16:24:29.949Z] Caused by: java.lang.RuntimeException: javassist.CannotCompileException: by java.lang.IllegalAccessException: class javassist.util.proxy.DefineClassHelper$JavaOther cannot access a member of class java.lang.ClassLoader (in module java.base) with modifiers "protected final"
[2020-07-31T16:24:29.949Z] at water.Weaver.genDelegate(Weaver.java:96)
[2020-07-31T16:24:29.949Z] at water.TypeMap.getIcer(TypeMap.java:205)
[2020-07-31T16:24:29.949Z] at water.TypeMap.getIcer(TypeMap.java:192)
[2020-07-31T16:24:29.949Z] at water.Iced.icer(Iced.java:55)
[2020-07-31T16:24:29.949Z] at water.Iced.frozenType(Iced.java:83)
[2020-07-31T16:24:29.949Z] at water.Value.(Value.java:323)
[2020-07-31T16:24:29.949Z] at water.Value.(Value.java:319)
[2020-07-31T16:24:29.949Z] at water.DKV.put(DKV.java:65)
[2020-07-31T16:24:29.949Z] at water.fvec.Chunk.close(Chunk.java:552)
[2020-07-31T16:24:29.949Z] at water.parser.FVecParseWriter.close(FVecParseWriter.java:115)
[2020-07-31T16:24:29.949Z] at water.parser.ParseDataset$MultiFileParseTask$DistributedParse.map(ParseDataset.java:985)
[2020-07-31T16:24:29.949Z] at water.MRTask.compute2(MRTask.java:637)
[2020-07-31T16:24:29.949Z] at water.H2O$H2OCountedCompleter.compute1(H2O.java:1398)
[2020-07-31T16:24:29.949Z] at water.parser.ParseDataset$MultiFileParseTask$DistributedParse$Icer.compute1(ParseDataset$MultiFileParseTask$DistributedParse$Icer.java)
[2020-07-31T16:24:29.949Z] at water.H2O$H2OCountedCompleter.compute(H2O.java:1394)
[2020-07-31T16:24:29.949Z] ... 5 more
[2020-07-31T16:24:29.949Z] Caused by: javassist.CannotCompileException: by java.lang.IllegalAccessException: class javassist.util.proxy.DefineClassHelper$JavaOther cannot access a member of class java.lang.ClassLoader (in module java.base) with modifiers "protected final"
[2020-07-31T16:24:29.949Z] at javassist.util.proxy.DefineClassHelper$JavaOther.defineClass(DefineClassHelper.java:220)
[2020-07-31T16:24:29.949Z] at javassist.util.proxy.DefineClassHelper$Java11.defineClass(DefineClassHelper.java:52)
[2020-07-31T16:24:29.949Z] at javassist.util.proxy.DefineClassHelper.toClass(DefineClassHelper.java:263)
[2020-07-31T16:24:29.949Z] at javassist.ClassPool.toClass(ClassPool.java:1232)
[2020-07-31T16:24:29.949Z] at javassist.CtClass.toClass(CtClass.java:1400)
[2020-07-31T16:24:29.949Z] at water.Weaver.javassistLoadClass(Weaver.java:236)
[2020-07-31T16:24:29.949Z] at water.Weaver.genDelegate(Weaver.java:86)
[2020-07-31T16:24:29.949Z] ... 19 more
[2020-07-31T16:24:29.949Z] Caused by: java.lang.IllegalAccessException: class javassist.util.proxy.DefineClassHelper$JavaOther cannot access a member of class java.lang.ClassLoader (in module java.base) with modifiers "protected final"
[2020-07-31T16:24:29.949Z] at java.base/jdk.internal.reflect.Reflection.newIllegalAccessException(Reflection.java:361)
[2020-07-31T16:24:29.949Z] at java.base/java.lang.reflect.AccessibleObject.checkAccess(AccessibleObject.java:591)
[2020-07-31T16:24:29.949Z] at java.base/java.lang.reflect.Method.invoke(Method.java:558)
[2020-07-31T16:24:29.949Z] at javassist.util.proxy.DefineClassHelper$JavaOther.defineClass(DefineClassHelper.java:214)
[2020-07-31T16:24:29.949Z] ... 25 more
@exalate-issue-sync
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Michal Kurka commented: This was a bug in Javassist library used in H2O: [https://github.com/jboss-javassist/javassist/issues/242|https://github.com/jboss-javassist/javassist/issues/242|smart-link]

This is now fixed in current versions of H2O, the solution is to upgrade your H2O version.

@exalate-issue-sync
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Michal Kurka commented: Already fixed in up-to-date h2o versions

@h2o-ops
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h2o-ops commented May 14, 2023

JIRA Issue Migration Info

Jira Issue: PUBDEV-7718
Assignee: Michal Kurka
Reporter: Ehren Julien-Neitzert
State: Resolved
Fix Version: N/A
Attachments: N/A
Development PRs: N/A

@h2o-ops h2o-ops closed this as completed May 14, 2023
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