Ubuntu 11.
我做以下事情:
$ rvm --default use 1.9.2
我得到:
Using /home/md/.rvm/gems/ruby-1.9.2-p180
这样很好.
但是当我现在打开一个新的终端窗口时,我仍然得到:
$ ruby -v
ruby 1.8.7 (2010-08-16 patchlevel 302) [i686-linux]
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) …我正在尝试2.1在从ruby:2.4.1. 我的 Docker 文件如下所示：
FROM ruby:2.4.1
RUN \
gem update --system --quiet && \
gem install bundler -v '~> 2.1'
# Other commands
但是当我尝试运行时bundle install它失败了
You must use Bundler 2 or greater with this lockfile.
当我在容器内运行时，gem info bundler它输出：
bundler (2.1.2, 1.15.4)
Authors: André Arko, Samuel Giddins, Colby Swandale, Hiroshi
Shibata, David Rodríguez, Grey Baker, Stephanie Morillo, Chris
Morris, James Wen, Tim Moore, André Medeiros, Jessica Lynn Suttles,
Terence Lee, Carl Lerche, Yehuda …