问题描述
我使用 rails s 创建服务器。
添加后在cloud9上运行一个简单的测试服务器
config.hosts
Traceback (most recent call last):
62: from bin/rails:3:in `<main>'
61: from bin/rails:3:in `load'
2: from /home/ec2-user/.rvm/gems/ruby-2.6.3/gems/railties-5.0.7.2/lib/rails/railtie.rb:209:in `instance_eval'
1: from /home/ec2-user/environment/rails_project/config/environments/development.rb:55:in `block in <top (required)>'
/home/ec2-user/.rvm/gems/ruby-2.6.3/gems/railties-5.0.7.2/lib/rails/railtie/configuration.rb:95:in `method_missing': undefined method `hosts' for #<Rails::Application::Configuration:0x0000000003d5ace8> (NoMethodError)```
解决方法
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