LoadError:libncursesw.so.5:无法打开共享对象文件:没有这样的文件或目录

Question

当我尝试运行任何rake任务时,我正在使用Ruby 2.2.2和Rails 4.2我有这个错误消息为什么会这样？我该怎么办？

• Ruby 2.2.2
• Rails 4.2
• rbenv
• Arch Linux
• PostgreSQL数据库

错误信息

rake aborted! LoadError: libncursesw.so.5: cannot open shared object file: No such file or directory - /home/adham/.rbenv/versions/2.2.2/lib/ruby/2.2.0/x86_64-linux/readline.so /home/adham/.gem/ruby/2.2.0/gems/bundler-1.10.6/lib/bundler/runtime.rb:76:in `require' /home/adham/.gem/ruby/2.2.0/gems/bundler-1.10.6/lib/bundler/runtime.rb:76:in `block (2 levels) in require' /home/adham/.gem/ruby/2.2.0/gems/bundler-1.10.6/lib/bundler/runtime.rb:72:in `each' /home/adham/.gem/ruby/2.2.0/gems/bundler-1.10.6/lib/bundler/runtime.rb:72:in `block in require' /home/adham/.gem/ruby/2.2.0/gems/bundler-1.10.6/lib/bundler/runtime.rb:61:in `each' /home/adham/.gem/ruby/2.2.0/gems/bundler-1.10.6/lib/bundler/runtime.rb:61:in `require' /home/adham/.gem/ruby/2.2.0/gems/bundler-1.10.6/lib/bundler.rb:134:in `require' /home/code/kahareb/config/application.rb:7:in `<top (required)>' /home/code/kahareb/Rakefile:4:in `<top (required)>' (See full trace by running task with --trace)

Answer 1

我rails console在上次Arch Linux更新后尝试运行时遇到了同样的错误消息,我解决了它重新安装ruby(使用rvm).请尝试以下方法:

$ rvm reinstall 2.2.2