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  • 解决kylin build cube第一步报错:java.lang.NullPointerException

    报错栈:

    2017-06-19 10:27:35,757 ERROR [pool-9-thread-4] threadpool.DefaultScheduler:140 : ExecuteException job:933bc47a-302c-48fa-8ec9-ae8730057175
    org.apache.kylin.job.exception.ExecuteException: org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerException
            at org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:123)
            at org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:136)
            at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
            at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
            at java.lang.Thread.run(Thread.java:745)
    Caused by: org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerException
            at org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:123)
            at org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:57)
            at org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:113)
            ... 4 more
    Caused by: java.lang.NullPointerException
            at org.apache.kylin.source.hive.CreateFlatHiveTableStep.getCubeSpecificConfig(CreateFlatHiveTableStep.java:100)
            at org.apache.kylin.source.hive.CreateFlatHiveTableStep.doWork(CreateFlatHiveTableStep.java:105)
            at org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:113)
            ... 6 more

    原因:kylin集群的build server没有获取到最新meta导致

    解决方法:reload metadata

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  • 原文地址:https://www.cnblogs.com/aprilrain/p/7118906.html
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