Permission denied, please try again.请问这个是什么问题？

请问这个是什么问题？

[root@localhost hadoop]# scp hadoop-env.sh hdfs-site.xml mapred-site.xml slaves yarn-env.sh yarn-site.xml hadoop@192.168.0.103:/home/hadoop/hadoop-2.2.0/etc/hadoop/

hadoop@192.168.0.103's password:

Permission denied, please try again.

hadoop@192.168.0.103's password:

Permission denied, please try again.

sudo没权限
给hadoop授权