ruby-on-rails - 库未加载 :/usr/local/opt/readline/lib/libreadline. 6.dylib (LoadError)

Question

我尝试运行我的 rails c 但出于某种原因，我收到此错误:

https://gist.github.com/anonymous/166713e8cde860fb188a8dffb98a1563

ᐅ rails c
Running via Spring preloader in process 6609
/Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `require': dlopen(/Users/zulhilmi/.rvm/rubies/ruby-2.3.1/lib/ruby/2.3.0/x86_64-darwin15/readline.bundle, 9): Library not loaded: /usr/local/opt/readline/lib/libreadline.6.dylib (LoadError)
  Referenced from: /Users/zulhilmi/.rvm/rubies/ruby-2.3.1/lib/ruby/2.3.0/x86_64-darwin15/readline.bundle
  Reason: image not found - /Users/zulhilmi/.rvm/rubies/ruby-2.3.1/lib/ruby/2.3.0/x86_64-darwin15/readline.bundle
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `block in require'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:240:in `load_dependency'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `require'
    from /Users/zulhilmi/.rvm/rubies/ruby-2.3.1/lib/ruby/2.3.0/irb/completion.rb:10:in `<top (required)>'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `require'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `block in require'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:240:in `load_dependency'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `require'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/railties-4.2.6/lib/rails/commands/console.rb:3:in `<top (required)>'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `require'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `block in require'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:240:in `load_dependency'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `require'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:123:in `require_command!'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:58:in `console'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:39:in `run_command!'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/railties-4.2.6/lib/rails/commands.rb:17:in `<top (required)>'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `require'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `block in require'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:240:in `load_dependency'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `require'
    from /Users/zulhilmi/hello_gold/cws/bin/rails:8:in `<top (required)>'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:268:in `load'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:268:in `block in load'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:240:in `load_dependency'
    from /Users/zulhilmi/.rvm/gems/ruby-2.3.1@useradmin/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:268:in `load'
    from /Users/zulhilmi/.rvm/rubies/ruby-2.3.1/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
    from /Users/zulhilmi/.rvm/rubies/ruby-2.3.1/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
    from -e:1:in `<main>’

我现在该怎么办？

Answer 1

这个命令解决了我的问题:

ln -s /usr/local/opt/readline/lib/libreadline.7.0.dylib /usr/local/opt/readline/lib/libreadline.6.dylib

或

ln -s /usr/local/opt/readline/lib/libreadline.8.0.dylib /usr/local/opt/readline/lib/libreadline.7.dylib

我写了一篇关于这个问题的 Gist here .那里也有很多人分享他们的解决方案。