ambari-web shows redundant configuration for "Number of nodes used by Hive's LLAP"

[Upgrades] Start HSI server failed with "org.apache.commons.cli.ParseException: Invalid configuration: 0" error

Error Logs:

SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/grid/0/hdp/2.6.0.2-4/hive2/lib/log4j-slf4j-impl-2.6.2.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/grid/0/hdp/2.6.0.2-4/hadoop/lib/slf4j-log4j12-1.7.10.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.apache.logging.slf4j.Log4jLoggerFactory]
INFO cli.LlapServiceDriver: LLAP service driver invoked with arguments=--hiveconf
INFO conf.HiveConf: Found configuration file file:/etc/hive2/2.6.0.2-4/0/conf.server/hive-site.xml
WARN conf.HiveConf: HiveConf of name hive.llap.daemon.allow.permanent.fns does not exist
WARN conf.HiveConf: HiveConf hive.llap.daemon.vcpus.per.instance expects INT type value
WARN conf.HiveConf: HiveConf of name hive.server2.enable.impersonation does not exist
Failed: Invalid configuration: 0 (should be greater than 0)
org.apache.commons.cli.ParseException: Invalid configuration: 0 (should be greater than 0)
at org.apache.hadoop.hive.llap.cli.LlapOptionsProcessor$LlapOptions.<init>(LlapOptionsProcessor.java:94)
at org.apache.hadoop.hive.llap.cli.LlapOptionsProcessor.processOptions(LlapOptionsProcessor.java:325)
at org.apache.hadoop.hive.llap.cli.LlapServiceDriver.run(LlapServiceDriver.java:177)
at org.apache.hadoop.hive.llap.cli.LlapServiceDriver.main(LlapServiceDriver.java:113)
INFO cli.LlapServiceDriver: LLAP service driver finished

Command failed after 1 tries