title: uninitialized constant RAILS_DEFAULT_LOGGER
body: <p>I'm trying to install a plugin in redmine, mylyn.</p>
  
  <p>I get the following error:</p>
  
  <pre><code>uninitialized constant RAILS_DEFAULT_LOGGER
  
      0   /home/redmine/plugins/redmine-plugin/init.rb    3   
      1   /home/redmine/lib/redmine/plugin.rb     129     in `load'
      2   /home/redmine/lib/redmine/plugin.rb     120     in `each'
      3   /home/redmine/lib/redmine/plugin.rb     120     in `load'
      4   /home/redmine/config/initializers/30-redmine.rb     13  
      5   /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/engine.rb    588     
      6   /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/engine.rb    587     in `each'
      7   /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/engine.rb    587     
      8   /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/initializable.rb     30  in `instance_exec'
      9   /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/initializable.rb     30  in `run'
      10  /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/initializable.rb     55  in `run_initializers'
      11  /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/initializable.rb     54  in `each'
      12  /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/initializable.rb     54  in `run_initializers'
      13  /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/application.rb   136     in `initialize!'
      14  /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/railtie/configurable.rb  30  in `send'
      15  /usr/lib64/ruby/gems/1.8/gems/railties-3.2.6/lib/rails/railtie/configurable.rb  30  in `method_missing'
      16  /home/redmine/config/environment.rb     19  
      17  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/classic_rails/application_spawner.rb     222     in `require'
      18  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/classic_rails/application_spawner.rb     222     in `preload_application'
      19  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/classic_rails/application_spawner.rb     181     in `initialize_server'
      20  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/utils.rb     572     in `report_app_init_status'
      21  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/classic_rails/application_spawner.rb     174     in `initialize_server'
      22  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/abstract_server.rb   204     in `start_synchronously'
      23  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/abstract_server.rb   180     in `start'
      24  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/classic_rails/application_spawner.rb     149     in `start'
      25  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/spawn_manager.rb     219     in `spawn_rails_application'
      26  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/abstract_server_collection.rb    132     in `lookup_or_add'
      27  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/spawn_manager.rb     214     in `spawn_rails_application'
      28  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/abstract_server_collection.rb    82  in `synchronize'
      29  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/abstract_server_collection.rb    79  in `synchronize'
      30  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/spawn_manager.rb     213     in `spawn_rails_application'
      31  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/spawn_manager.rb     132     in `spawn_application'
      32  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/spawn_manager.rb     275     in `handle_spawn_application'
      33  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/abstract_server.rb   357     in `__send__'
      34  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/abstract_server.rb   357     in `server_main_loop'
      35  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/lib/phusion_passenger/abstract_server.rb   206     in `start_synchronously'
      36  /usr/lib/ruby/gems/1.8/gems/passenger-3.0.12/helper-scripts/passenger-spawn-server  99 
  </code></pre>
  
  <p>This constant is deprecated?
  How to replace?</p>