我最近更改了我的终端使用Oh My ZSH,但是当我尝试运行rails命令时,出现以下错误:
/Users/david/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/1.9.1/rubygems/dependency.rb:247:in `to_specs': Could not find rails (>= 0) amongst [bigdecimal-1.1.0, io-console-0.3, json-1.5.4, minitest-2.5.1, rake-0.9.2.2, rdoc-3.9.4] (Gem::LoadError)
from /Users/david/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/1.9.1/rubygems/dependency.rb:256:in `to_spec'
from /Users/david/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/1.9.1/rubygems.rb:1210:in `gem'
from /Users/david/.rvm/gems/ruby-1.9.3-p0@railstest/bin/rails:18:in `<main>'
有人能帮我解决这个问题吗?