error

●  rake ts:config
rake aborted!
Don't know how to build task 'ts:config'
/home/buyaoyongroot/.rvm/gems/ruby-2.1.0/bin/ruby_executable_hooks:15:in `eval'
/home/buyaoyongroot/.rvm/gems/ruby-2.1.0/bin/ruby_executable_hooks:15:in `<main>'
(See full trace by running task with --trace)

●  sudo rake ts:config
[sudo] password for buyaoyongroot:
Could not find i18n-0.6.11 in any of the sources
Run `bundle install` to install missing gems.

●  gem install i18n
Fetching: i18n-0.7.0.gem (100%)
Successfully installed i18n-0.7.0
Parsing documentation for i18n-0.7.0
Done installing documentation for i18n after 1 seconds
1 gem installed

 ●  rake ts:config
rake aborted!
Don't know how to build task 'ts:config'
/home/buyaoyongroot/.rvm/gems/ruby-2.1.0/bin/ruby_executable_hooks:15:in `eval'
/home/buyaoyongroot/.rvm/gems/ruby-2.1.0/bin/ruby_executable_hooks:15:in `<main>'
(See full trace by running task with --trace)

●  sudo rake ts:config
Could not find i18n-0.6.11 in any of the sources
Run `bundle install` to install missing gems.

●  rm -rf /home/buyaoyongroot/.rvm/gems/ruby-2.1.0/cache/i18n-0.7.0.gem

●  gem install i18n -v 0.6.11
Fetching: i18n-0.6.11.gem (100%)
Successfully installed i18n-0.6.11
Parsing documentation for i18n-0.6.11
Done installing documentation for i18n after 1 seconds
1 gem installed

 ●  sudo rake ts:config
Could not find i18n-0.6.11 in any of the sources
Run `bundle install` to install missing gems.