Ton*_*ony 21 rubygems ruby-on-rails version bundler
我是一个Rails newb谁正在尝试使用DigitalOcean Droplet上的Rails.安装似乎工作正常,但当我尝试生成脚手架时,我收到一条奇怪的错误消息:
DO 10:48 Rails/simple (master) ? rails generate scaffold User name:string email:string
Traceback (most recent call last):
5: from bin/rails:3:in `<main>'
4: from bin/rails:3:in `load'
3: from /home/tony/rails/simple/bin/spring:10:in `<top (required)>'
2: from /home/tony/rails/simple/bin/spring:10:in `new'
1: from /home/tony/.rvm/rubies/ruby-2.6.0/lib/ruby/2.6.0/bundler/lockfile_parser.rb:95:in `initialize'
/home/tony/.rvm/rubies/ruby-2.6.0/lib/ruby/2.6.0/bundler/lockfile_parser.rb:108:in `warn_for_outdated_bundler_version': You must use Bundler 2 or greater with this lockfile. (Bundler::LockfileError)
DO 10:49 Rails/simple (master) ? bundle list bundler
/home/tony/.rvm/gems/ruby-2.6.0/gems/bundler-2.0.1
DO 10:50 Rails/simple (master) ? gem list bundler
*** LOCAL GEMS ***
bundler (2.0.1, default: 1.17.2)
bundler-unload (1.0.2)
rubygems-bundler (1.4.5)
Run Code Online (Sandbox Code Playgroud)
即,目前的Bundler gem是版本2.0.1,但Rails仍然认为它不够.
我在网上找不到类似的东西.我能看到的唯一一个红旗是bundler gem显示的默认版本是1.17.2.我该如何开始诊断问题?
小智 5
这是我的解决方案:
(如果您有旧版本的 Bundler),请运行以下命令:
bundle update --bundler
运行命令:
gem update --system
运行耙子
rake db:migrate
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