"Rails generate controller“错误

Question

有人知道这个错误是什么意思吗？我之前输入了同样的命令，它工作得很好，但后来我销毁了控制器并设置了我的密钥。这就是我对我的应用程序所做的一切。在那之后，每当我尝试创建一个新的控制器时，我都会得到这个错误。

    zoltan@zoltan-VPCYB3V1E:~/website$ rails generate controller StaticPages home --no-test-framework
    /home/zoltan/.rvm/rubies/ruby-2.0.0-p481/lib/ruby/site_ruby/2.0.0/rubygems/core_ext/kernel_require.rb:55:in `require': cannot load such file -- active_support (LoadError)
    from /home/zoltan/.rvm/rubies/ruby-2.0.0-p481/lib/ruby/site_ruby/2.0.0/rubygems/core_ext/kernel_require.rb:55:in `require'
    from /usr/lib/ruby/vendor_ruby/railties/lib/rails_generator.rb:30:in `<top (required)>'
    from /home/zoltan/.rvm/rubies/ruby-2.0.0-p481/lib/ruby/site_ruby/2.0.0/rubygems/core_ext/kernel_require.rb:55:in `require'
    from /home/zoltan/.rvm/rubies/ruby-2.0.0-p481/lib/ruby/site_ruby/2.0.0/rubygems/core_ext/kernel_require.rb:55:in `require'
    from /usr/lib/ruby/vendor_ruby/railties/bin/rails:16:in `<main>'

Answer 1

当你输入"rvm gemset list“时，你会看到什么？