当我使用git push heroku时，我想将我的rails应用程序推送到heroku我得到了这个错误我的应用程序在heroku中根本没有改变。 我使用rails 3.27
无法加载此类文件 - uglifier
（在/Users/ehsanvalizadeh/Documents/cafemajale/cafemajale/app/assets/javascripts/application.js）
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/activesupport-3.2.7/lib/active_support/dependencies.rb:251:in require'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/activesupport-3.2.7/lib/active_support/dependencies.rb:251:in阻止在'require'中
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/activesupport-3.2.7/lib/active_support/dependencies.rb:236:in load_dependency'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/activesupport-3.2.7/lib/active_support/dependencies.rb:251:in require'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/compressors.rb:31:in registered_js_compressor'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/bootstrap.rb:18:in阻止运行'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/compressors.rb:80:in call'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/compressors.rb:80:in compressor'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/compressors.rb:74:in compress'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/processing.rb:265:in阻止js_compressor ='
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/processor.rb:29:in call'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/processor.rb:29:in evaluate'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/tilt-1.3.3/lib/tilt/template.rb:76:in render'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/context.rb:177:in阻止评估'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/context.rb:174:in each'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/context.rb:174:in evaluate'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/bundled_asset.rb:26:in initialize'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:244:in new'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:244:in build_asset'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/index.rb:89:in块中的build_asset'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/caching.rb:19:in cache_asset'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/index.rb:88:in build_asset'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:163:in find_asset'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/index.rb:56:in find_asset'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/static_compiler.rb:23:in block in compile'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:212:in block in each_logical_path'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:200:in block (2 levels) in each_file'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:190:in each'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:190:in each_entry'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:198:in block in each_file'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:197:in each'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:197:in each_file'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/sprockets-2.1.3/lib/sprockets/base.rb:210:in each_logical_path'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/static_compiler.rb:18:in compile'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/assets.rake:56:in internal_precompile'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/assets.rake:70:in块（3级）in'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/assets.rake:60:in block (3 levels) in <top (required)>'
Tasks: TOP => assets:precompile:primary
(See full trace by running task with --trace)
rake aborted!
Command failed with status (1): [/Users/ehsanvalizadeh/.rvm/rubies/ruby-1.9...]
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/assets.rake:12:in ruby_rake_task'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/assets.rake:21:in invoke_or_reboot_rake_task'
/Users/ehsanvalizadeh/.rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.2.7/lib/sprockets/assets.rake:29:in阻止（2级）
任务：TOP =＆gt;资产：预编译
（通过使用--trace运行任务查看完整跟踪）
答案 0 :(得分：0)
点击此行或更改Gemfile中的现有内容：
gem 'uglifier', :group => :production