HiBentch on HDP3.1.5

[albertgarden]

i use HiBench-master to test HDP3.1.5,give me the follow error:
patching args=
Parsing conf: /opt/HiBench-7.1/conf/hibench.conf
Parsing conf: /opt/HiBench-7.1/conf/workloads/micro/terasort.conf
Traceback (most recent call last):
File "/opt/HiBench-7.1/bin/functions/load_config.py", line 713, in
load_config(conf_root, workload_configFile, workload_folder, patching_config)
File "/opt/HiBench-7.1/bin/functions/load_config.py", line 217, in load_config
generate_optional_value()
File "/opt/HiBench-7.1/bin/functions/load_config.py", line 635, in generate_optional_value
probe_hadoop_release()
File "/opt/HiBench-7.1/bin/functions/load_config.py", line 369, in probe_hadoop_release
cmd_release_and_version = HibenchConf['hibench.hadoop.executable'] + ' version | head -1'
KeyError: 'hibench.hadoop.executable'
/opt/HiBench-7.1/bin/functions/workload_functions.sh: line 38: .: filename argument required
.: usage: . filename [arguments]
start HadoopPrepareTerasort bench
bin/workloads/micro/terasort/prepare/prepare.sh: line 26: INPUT_HDFS: unbound variable