[英]Error while installing rails json gem - bundler cannot continue
I'm having problems with the Rails installation on Windows. 我在Windows上安装Rails时出现问题。 It cannot install the json gem, with the error message below. 它无法安装json gem,下面会显示错误消息。
create test/integration/.keep
create test/test_helper.rb
create tmp/cache
create tmp/cache/assets
create vendor/assets/javascripts
create vendor/assets/javascripts/.keep
create vendor/assets/stylesheets
create vendor/assets/stylesheets/.keep
run bundle install
Fetching gem metadata from https://rubygems.org/............
Fetching version metadata from https://rubygems.org/...
Fetching dependency metadata from https://rubygems.org/..
Resolving dependencies...........
Using rake 10.4.2
Using i18n 0.7.0
Gem::InstallError: The 'json' native gem requires installed build tools.
Please update your PATH to include build tools or download the DevKit
from 'http://rubyinstaller.org/downloads' and follow the instructions
at 'http://github.com/oneclick/rubyinstaller/wiki/Development-Kit'
An error occurred while installing json (1.8.3), and Bundler cannot continue.
Make sure that `gem install json -v '1.8.3'` succeeds before bundling.
运行此命令 -
sudo apt-get install libgmp-dev
From reading the error screenshot, it seems as if your system is missing the necessary build tools required by some native C/C++ extensions. 通过阅读错误屏幕截图,您的系统似乎缺少某些本机C / C ++扩展所需的必要构建工具。
You can try installing the RubyInstaller Development Kit . 您可以尝试安装RubyInstaller 开发工具包 。 This toolkit helps with using native C/C++ extensions for Ruby on your Windows machine. 此工具包有助于在Windows机器上使用Ruby的本机C / C ++扩展。
Installation instructions can be found here . 安装说明可在此处找到。
After it's installed, run gem update --system
, then try again. 安装完成后,运行gem update --system
,然后再试一次。
Hope this helps! 希望这可以帮助!
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