org.apache.kylin.engine.mr.exception.HadoopShellException: java.lang.RuntimeException: Checking snapshot of TableRef[PRPPMAIN_KUDU] failed. at org.apache.kylin.cube.cli.DictionaryGeneratorCLI.processSegment(DictionaryGeneratorCLI.java:103) at org.apache.kylin.cube.cli.DictionaryGeneratorCLI.processSegment(DictionaryGeneratorCLI.java:50) at org.apache.kylin.engine.mr.steps.CreateDictionaryJob.run(CreateDictionaryJob.java:73) at org.apache.kylin.engine.mr.MRUtil.runMRJob(MRUtil.java:92) at org.apache.kylin.engine.mr.common.HadoopShellExecutable.doWork(HadoopShellExecutable.java:63) at org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:164) at org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:70) at org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:164) at org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)