run classify-20newsgroups.sh failed cause by /tmp/mahout-work-jpan/20news-all does not exists in hdfs.

+ echo 'Copying 20newsgroups data to HDFS'
Copying 20newsgroups data to HDFS
+ set +e
+ /home/jpan/Software/hadoop-2.2.0/bin/hadoop dfs -rmr /tmp/mahout-work-jpan/20news-all
DEPRECATED: Use of this script to execute hdfs command is deprecated.
Instead use the hdfs command for it.

rmr: DEPRECATED: Please use 'rm -r' instead.
14/04/17 10:26:25 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
rmr: `/tmp/mahout-work-jpan/20news-all': No such file or directory
+ set -e
+ /home/jpan/Software/hadoop-2.2.0/bin/hadoop dfs -put /tmp/mahout-work-jpan/20news-all /tmp/mahout-work-jpan/20news-all
DEPRECATED: Use of this script to execute hdfs command is deprecated.
Instead use the hdfs command for it.

14/04/17 10:26:26 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
put: `/tmp/mahout-work-jpan/20news-all': No such file or directory