Hi,
From the stack trace, it seems that the Kylin you installed is with a very old version. Please try it with Kylin of the latest release. Best regards, Ni Chunen / George 在2019年08月1日 16:23，1037474325<[email protected]> 写道： 你好，我在使用kylin构建cube的时候第三步出现了一下错误，没有查出原因。这些错误究竟是由于哪些问题造成的呢？ Error: java.lang.NullPointerException at org.apache.kylin.cube.model.CubeJoinedFlatTableDesc.getColumnIndex(CubeJoinedFlatTableDesc.java:145) at org.apache.kylin.cube.model.CubeJoinedFlatTableEnrich.getColumnIndex(CubeJoinedFlatTableEnrich.java:122) at org.apache.kylin.engine.mr.steps.FactDistinctColumnsMapperBase.setup(FactDistinctColumnsMapperBase.java:80) at org.apache.kylin.engine.mr.steps.FactDistinctHiveColumnsMapper.setup(FactDistinctHiveColumnsMapper.java:59) at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:143) at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:787) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341) at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:164) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:415) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
