[kylin 0.7.2]step 2 failed, and the mapreduce logs is: Task KILL is received. Killing attempt! Error: java.lang.NullPointerException at org.apache.kylin.job.hadoop.cube.FactDistinctColumnsMapper.setup(FactDistinctColumnsMapper.java:74) at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:142) at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:340) 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:415) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1594) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:163)
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