/Users/hywl/.rvm/rubies/ruby-2.0.0-p648/lib/ruby/site_ruby/2.0.0/rubygems/specification.rb:17:in
`require': cannot load such file -- stringio (LoadError)from
/Users/hywl/.rvm/rubies/ruby-2.0.0-p648/lib/ruby/site_ruby/2.0.0/rubygems/specification.rb:17:in
`'from
/Users/hywl/.rvm/rubies/ruby-2.0.0-p648/lib/ruby/site_ruby/2.0.0/rubygems.rb:1333:in
`require'from
/Users/hywl/.rvm/rubies/ruby-2.0.0-p648/lib/ruby/site_ruby/2.0.0/rubygems.rb:1333:in
`'from
/Users/hywl/.rvm/rubies/ruby-2.0.0-p648/lib/ruby/site_ruby/2.0.0/rubygems.rb:116:in
`'from:1:in `require'from:1:in `'
原因分析:是因为gem已经更新为最近版本了 但是Ruby却不是最新版本的原因,要更新Ruby
更新步骤:
1.先查看所有的Ruby所有的版本
终端命令:rvm list known 会出现下面一段
2.查看自己当前的版本
终端命令:ruby -v
3.下载最新版本的Ruby
终端命令:rvm install 2.4 (前提是你已经安装过RVM:Ruby版本管理器 安装RVM链接 )
(注释:中间安装时间比较长,要耐心等待...... )
直到出现Requirements installation successful. 代表已经更新成功啦!