[jira] [Created] (KYLIN-3979) Job Fetcher caught a exception java.lang.IllegalArgumentException: there is no related output for job

["tangyupeng (JIRA)" <ji...@apache.org>]

tangyupeng created KYLIN-3979:
---------------------------------

             Summary: Job Fetcher caught a exception java.lang.IllegalArgumentException: there is no related output for job
                 Key: KYLIN-3979
                 URL: https://issues.apache.org/jira/browse/KYLIN-3979
             Project: Kylin
          Issue Type: Bug
          Components: Metadata
    Affects Versions: v2.6.1
            Reporter: tangyupeng


After Kylin restart, it failed to load job information through the "Monitor" tab.  Use command 'metastore.sh clean' seems not working, Kylin still has the same problem. The log is attached here:
{code:java}
// code placeholder
2019-04-24 06:33:46,750 WARN [pool-9-thread-1] threadpool.DefaultFetcherRunner:99 : Job Fetcher caught a exception
java.lang.IllegalArgumentException: there is no related output for job id:484b1cb1-54a7-1ded-3cf6-928686557585
at com.google.common.base.Preconditions.checkArgument(Preconditions.java:92)
at org.apache.kylin.job.execution.ExecutableManager.getOutputDigest(ExecutableManager.java:179)
at org.apache.kylin.job.impl.threadpool.DefaultFetcherRunner.run(DefaultFetcherRunner.java:61)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
2019-04-24 06:34:09,210 ERROR [http-bio-7070-exec-10] controller.JobController:89 :
java.lang.NullPointerException
at org.apache.kylin.rest.service.JobService$22.apply(JobService.java:1113)
at org.apache.kylin.rest.service.JobService$22.apply(JobService.java:1107)
at com.google.common.base.Predicates$AndPredicate.apply(Predicates.java:343)
at com.google.common.collect.Iterators$7.computeNext(Iterators.java:702)
...
at java.lang.Thread.run(Thread.java:748)
2019-04-24 06:34:09,212 ERROR [http-bio-7070-exec-10] controller.BasicController:63 :
org.apache.kylin.rest.exception.InternalErrorException: java.lang.NullPointerException{code}
The reason is that Job plan and Job output has consystent data. But "clean" command seems not clean up the unconsistent meta data.



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