沒有這樣的文件加載 - rush（MissingSourceFile）

Question

Ruby版本：1.8.7（2013-06-27 patchlevel 374）[x86_64-linux] Rails版本：2.3.5應用服務器：Passenger-4.0.41操作系統：雲Linux 64位

我想運行一箇舊的RoR應用程序，這是要求。所有要求均已安裝。但是，我得到的下面，當我嘗試通過瀏覽器訪問，我得到以下錯誤：

no such file to load -- rush (MissingSourceFile) 
    /usr/local/rvm/rubies/ruby-1.8.7-p374/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in 'gem_original_require' 
    /usr/local/rvm/rubies/ruby-1.8.7-p374/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in 'require' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/activesupport-2.3.5/lib/active_support/dependencies.rb:158:in 'require' 
    /home/chennaim/public_html/demo/proj_rails_app/vendor/plugins/delayed_job/lib/delayed/worker.rb:1 
    /usr/local/rvm/rubies/ruby-1.8.7-p374/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in 'gem_original_require' 
    /usr/local/rvm/rubies/ruby-1.8.7-p374/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in 'require' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/activesupport-2.3.5/lib/active_support/dependencies.rb:158:in 'require' 
    /home/chennaim/public_html/demo/proj_rails_app/vendor/plugins/delayed_job/lib/delayed_job.rb:6 
    /usr/local/rvm/rubies/ruby-1.8.7-p374/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in 'gem_original_require' 
    /usr/local/rvm/rubies/ruby-1.8.7-p374/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in 'require' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/activesupport-2.3.5/lib/active_support/dependencies.rb:158:in 'require' 
    /home/chennaim/public_html/demo/proj_rails_app/vendor/plugins/delayed_job/init.rb:1:in 'evaluate_init_rb' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/rails-2.3.5/lib/rails/plugin.rb:158:in 'evaluate_init_rb' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/activesupport-2.3.5/lib/active_support/core_ext/kernel/reporting.rb:11:in 'silence_warnings' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/rails-2.3.5/lib/rails/plugin.rb:154:in 'evaluate_init_rb' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/rails-2.3.5/lib/rails/plugin.rb:48:in 'load' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/rails-2.3.5/lib/rails/plugin/loader.rb:38:in 'load_plugins' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/rails-2.3.5/lib/rails/plugin/loader.rb:37:in 'each' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/rails-2.3.5/lib/rails/plugin/loader.rb:37:in 'load_plugins' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/rails-2.3.5/lib/initializer.rb:369:in 'load_plugins' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/rails-2.3.5/lib/initializer.rb:165:in 'process' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/rails-2.3.5/lib/initializer.rb:113:in 'send' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/rails-2.3.5/lib/initializer.rb:113:in 'run' 
    /home/chennaim/public_html/demo/proj_rails_app/config/environment.rb:6 
    /usr/local/rvm/rubies/ruby-1.8.7-p374/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in 'gem_original_require' 
    /usr/local/rvm/rubies/ruby-1.8.7-p374/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in 'require' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/passenger-4.0.41/helper-scripts/classic-rails-preloader.rb:96:in 'preload_app' 
    /usr/local/rvm/gems/ruby-1.8.7-p374@global/gems/passenger-4.0.41/helper-scripts/classic-rails-preloader.rb:184 

請指引我...

Answer 1

怎麼樣運行

gem install rush