我在开发rails应用时弄乱了我的开发环境,所以我试图从我的系统中完全删除rvm、rails和ruby,这样我就可以重新开始了。然后我安装了rbenv,ruby和rails。/usr/lib/ruby/2.3.0/rubygems/dependency.rb:319:in `to_specs': Could not find 'railties' (>= 0.a) among 5 total gem(s) (Gem::LoadError)
Checked in 'GEM_PATH=/usr/loca