title: "rails generate controller" is not creating a controller
body: <p>I am trying to run this in the terminal: </p>
  
  <pre><code>rails generate controller welcome index
  </code></pre>
  
  <p>However, it is not creating a controller. The process finished with exit code 0.</p>
  
  <p>Any ideas?</p>
  
  <p><strong>EDIT</strong></p>
  
  <h2>My Environment</h2>
  
  <pre><code>RUBYGEMS VERSION: 1.8.10
  RUBY VERSION: 1.9.3 (2011-10-30 patchlevel 0) [i686-linux]
  INSTALLATION DIRECTORY: /home/sam/.rvm/gems/ruby-1.9.3-p0@myapp
  RUBY EXECUTABLE: /home/sam/.rvm/rubies/ruby-1.9.3-p0/bin/ruby
  EXECUTABLE DIRECTORY: /home/sam/.rvm/gems/ruby-1.9.3-p0@myapp/bin
  RUBYGEMS PLATFORMS:
    ruby
    x86-linux
  GEM PATHS:
     /home/sam/.rvm/gems/ruby-1.9.3-p0@myapp
     /home/sam/.rvm/gems/ruby-1.9.3-p0@global
  GEM CONFIGURATION:
     :update_sources =&gt; true
     :verbose =&gt; true
     :benchmark =&gt; false
     :backtrace =&gt; false
     :bulk_threshold =&gt; 1000
  REMOTE SOURCES:
     http://rubygems.org/
  ----------------------
  IDE: JetBrains RubyMine 4.0.3, build #RM-117.159
  OS: Linux 3.0.0-17-generic[i386]
  Java: 1.7.0-b147
  RubyMine SDK Environment:
  Sdk: RVM: ruby-1.9.3-p0 [myapp]
  Sdk Version: ver.1.9.3p0 ( revision 33570) p0
  Ruby Interpreter: /home/sam/.rvm/rubies/ruby-1.9.3-p0/bin/ruby
  RVM Sdk: yes, gemset:myapp
  RVM Home: /home/sam/.rvm
  Sdk Language Level: 1.9
  Sdk Load Path:
       ~/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/site_ruby/1.9.1
       ~/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/site_ruby/1.9.1/i686-linux
       ~/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/site_ruby
       ~/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/vendor_ruby/1.9.1
       ~/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/vendor_ruby/1.9.1/i686-linux
       ~/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/vendor_ruby
       ~/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/1.9.1
       ~/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/1.9.1/i686-linux
       /opt/RubyMine-4.0.3/rubystubs19
  </code></pre>