json (1.8.6)을 설치하는 동안 오류가 발생하여 Bundler를 계속할 수 없습니다.번들링하기 전에 gem install json -v '1.8.6'
이 성공했는지 확인하세요.
Gemfile에서 :
rails는 4.2.6으로 해결되었습니다.
actionmailer was resolved to 4.2.6, which depends on
actionpack was resolved to 4.2.6, which depends on
actionview was resolved to 4.2.6, which depends on
rails-dom-testing was resolved to 1.0.9, which depends on
rails-deprecated_sanitizer was resolved to 1.0.3, which depends on
activesupport was resolved to 4.2.6, which depends on
json
Gem :: Ext :: BuildError : ERROR : gem 기본 확장을 빌드하지 못했습니다.
current directory: /tmp/bundler20180201-46774-s2jlm4json-1.8.6/gems/json-1.8.6/ext/json/ext/generator
/usr/bin/ruby2.3 -r ./siteconf20180201-46774-16pojxx.rb extconf.rb
mkmf.rb can't find header files for ruby at /usr/lib/ruby/include/ruby.h
이것은 무엇을 의미하고 그것을 수정하는 방법 이미 업데이트 및 업그레이드 방법을 시도했지만 특정 종속성을 제거하는 다른 방법이 있습니다.