title: Why, rails server not running in zsh terminal?
body: <p>After installing zsh i'm unable to start rails server i'm getting the following error:</p>
  
  <p>In bash it is working properly</p>
  
  <p><strong>Error:</strong></p>
  
  <pre><code>╭─love@Love ~/rails/nbt1 ‹system› ‹master*› 
  ╰─➤  rs
  Could not find rake-10.1.0 in any of the sources
  ╭─love@Love ~/rails/nbt1 ‹system› ‹master*› 
  ╰─➤  bundle                                                                                                                                7 ↵
  /usr/lib/ruby/1.8/fileutils.rb:243:in `mkdir': Permission denied - /var/lib/gems  (Errno::EACCES)
  from /usr/lib/ruby/1.8/fileutils.rb:243:in `fu_mkdir'
  from /usr/lib/ruby/1.8/fileutils.rb:217:in `mkpath'
  from /usr/lib/ruby/1.8/fileutils.rb:215:in `reverse_each'
  from /usr/lib/ruby/1.8/fileutils.rb:215:in `mkpath'
  from /usr/lib/ruby/1.8/fileutils.rb:201:in `each'
  from /usr/lib/ruby/1.8/fileutils.rb:201:in `mkpath'
  from /usr/lib/ruby/1.8/pathname.rb:1035:in `mkpath'
  from /usr/lib/ruby/vendor_ruby/bundler/installer.rb:15:in `run'
  from /usr/lib/ruby/vendor_ruby/bundler/installer.rb:8:in `install'
  from /usr/lib/ruby/vendor_ruby/bundler/cli.rb:222:in `install'
  from /usr/lib/ruby/vendor_ruby/bundler/vendor/thor/task.rb:22:in `send'
  from /usr/lib/ruby/vendor_ruby/bundler/vendor/thor/task.rb:22:in `run'
  from /usr/lib/ruby/vendor_ruby/bundler/vendor/thor/invocation.rb:118:in `invoke_task'
  from /usr/lib/ruby/vendor_ruby/bundler/vendor/thor.rb:246:in `dispatch'
  from /usr/lib/ruby/vendor_ruby/bundler/vendor/thor/base.rb:389:in `start'
  from /usr/bin/bundle:13
  ╭─love@Love ~/rails/nbt1 ‹system› ‹master*› 
  ╰─➤  bash                                                                                                                                  1 ↵
  love@Love:~/rails/nbt1$ rails -v
  Rails 3.2.14
  love@Love:~/rails/nbt1$ ruby -v
  ruby 1.9.3p194 (2012-04-20 revision 35410) [i686-linux]
  love@Love:~/rails/nbt1$ 
  </code></pre>
  
  <p>I have placed this line at the end of <code>~/.zshrc</code>.</p>
  
  <pre><code> source $ZSH/oh-my-zsh.sh
  </code></pre>