プラグインを作っていたら急に以下のエラーが出てWEBrickが動かなくなった。
=> Booting WEBrick... C:/fujihara/Ruby/redmine-0.8.0/config/routes.rb:10: undefined method `plugins' for Rails:Module (NoMethodError) from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/actionpack/lib/action_controller/routing/route_set.rb:208:in `draw' from C:/fujihara/Ruby/redmine-0.8.0/config/routes.rb:1 from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/activesupport/lib/active_support/dependencies.rb:503:in `load' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/activesupport/lib/active_support/dependencies.rb:503:in `load' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/activesupport/lib/active_support/dependencies.rb:355:in `new_constants_in' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/activesupport/lib/active_support/dependencies.rb:503:in `load' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/actionpack/lib/action_controller/routing/route_set.rb:254:in `load_routes!' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/actionpack/lib/action_controller/routing/route_set.rb:234:in `load!' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/actionpack/lib/action_controller/routing/route_set.rb:249:in `reload from ./script/../config/../vendor/rails/railties/lib/initializer.rb:418:in `initialize_routing' from ./script/../config/../vendor/rails/railties/lib/initializer.rb:158:in `process' from ./script/../config/../vendor/rails/railties/lib/initializer.rb:97:in `send' from ./script/../config/../vendor/rails/railties/lib/initializer.rb:97:in `run' from C:/fujihara/Ruby/redmine-0.8.0/config/environment.rb:20 from C:/fujihara/Ruby/ruby-1.8.7-p72-i386-mswin32/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require' from C:/fujihara/Ruby/ruby-1.8.7-p72-i386-mswin32/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/activesupport/lib/active_support/dependencies.rb:510:in `require' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/activesupport/lib/active_support/dependencies.rb:355:in `new_constants_in' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/activesupport/lib/active_support/dependencies.rb:510:in `require' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/railties/lib/commands/servers/webrick.rb:59 from C:/fujihara/Ruby/ruby-1.8.7-p72-i386-mswin32/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require' from C:/fujihara/Ruby/ruby-1.8.7-p72-i386-mswin32/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/activesupport/lib/active_support/dependencies.rb:510:in `require' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/activesupport/lib/active_support/dependencies.rb:355:in `new_constants_in' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/activesupport/lib/active_support/dependencies.rb:510:in `require' from C:/fujihara/Ruby/redmine-0.8.0/vendor/rails/railties/lib/commands/server.rb:39 from C:/fujihara/Ruby/ruby-1.8.7-p72-i386-mswin32/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require' from C:/fujihara/Ruby/ruby-1.8.7-p72-i386-mswin32/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require' from script/server:3
結局意味が分からなかったので、Redmineの新しいバージョンを落としてきて移動した。