Hi,
Env:kylin2.1 HDP2.5.3 when cube run #3 Step Name: Extract Fact Table Distinct Columns Duration: 0.87 mins Waiting: 12 seconds It failed.Hadoop error is: Error: java.lang.NullPointerException at org.apache.kylin.cube.model.RowKeyDesc.getColDesc(RowKeyDesc.java:64) at org.apache.kylin.cube.model.RowKeyDesc.isUseDictionary(RowKeyDesc.java:71) at org.apache.kylin.cube.model.CubeDesc.getAllColumnsHaveDictionary(CubeDesc.java:1165) at org.apache.kylin.cube.model.CubeDesc.getAllColumnsNeedDictionaryBuilt(CubeDesc.java:1191) at org.apache.kylin.cube.CubeManager.getAllDictColumnsOnFact(CubeManager.java:900) at org.apache.kylin.engine.mr.steps.FactDistinctColumnsMapperBase.setup(FactDistinctColumnsMapperBase.java:79) at org.apache.kylin.engine.mr.steps.FactDistinctColumnsMapper.setup(FactDistinctColumnsMapper.java:86) 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:168) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1724) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:162) What is the cause? [email protected]
