在Ruby上的Windows 8.1上安装Heroku，“bundle install”失败，出现以下错误。 所有依赖项都已安装。 我该如何解决这个问题？
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
Installing json 1.8.3 with native extensions
Gem::Ext::BuildError: ERROR: Failed to build gem native extension.