java.lang.NullPointerException: null
at org.apache.lens.server.query.QueryExecutionServiceImpl.awaitTermination(QueryExecutionServiceImpl.java:1240) ~[classes/:na]
at org.apache.lens.server.query.QueryExecutionServiceImpl.stop(QueryExecutionServiceImpl.java:1297) ~[classes/:na]
at org.apache.hive.service.CompositeService.stop(CompositeService.java:102) [hive-service-2.1.2-inm.jar:2.1.2-inm]
at org.apache.hive.service.CompositeService.stop(CompositeService.java:92) [hive-service-2.1.2-inm.jar:2.1.2-inm]
at org.apache.lens.server.LensServices.stop(LensServices.java:438) [classes/:na]
at org.apache.lens.server.LensServer.stop(LensServer.java:156) [classes/:na]
at org.apache.lens.server.LensServer$1.run(LensServer.java:256) [classes/:na]
12 Jul 2016 14:05:12 [b86e6c97-5550-4f9a-bf49-ba572f2d2cea] [Shutdown] INFO org.apache.hive.service.AbstractService - Service:database-resources is stopped.