HADOOP INSTAllATION ERROR ON RUNNING COMMAND FORMATING NAMENODE : I'm installing hadoop on remote server(centos) I've installed hadoop successfully in local mode and trying to install it in pseudo-distributed mode but after all the configuration changes in core-site.xml and mapred-site.xml when i run
hdfd namenode -format i get following errors: [][1] 


  [1]: http://i.stack.imgur.com/9bzWg.png