Ruby On Rails控制台无法启动？

Question

/usr/local/lib/ruby/2.3.0/irb/completion.rb:10:in require': cannot load such file -- readline (LoadError) from /usr/local/lib/ruby/2.3.0/irb/completion.rb:10:in＆＃39;         来自/usr/local/bundle/gems/railties-4.2.6/lib/rails/commands/console.rb:3:in require' from /usr/local/bundle/gems/railties-4.2.6/lib/rails/commands/console.rb:3:in＆＃39;         来自/usr/local/bundle/gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:123:in require' from /usr/local/bundle/gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:123:in require_command！＆＃39;         来自/usr/local/bundle/gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:58:in console' from /usr/local/bundle/gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:39:in run_command！＆＃39;         来自/usr/local/bundle/gems/railties-4.2.6/lib/rails/commands.rb:17:in <top (required)>' from bin/rails:4:in要求＆＃39;         来自bin / rails：4：在`＆＃39;

Answer 1

尝试将gem 'rb-readline'添加到您的项目中。看来您没有能力进行控制台交互，而gem应该为您提供。

Answer 2

检查您的gem文件。 安装相关的rvm 使用命令-rvm使用“您的版本”