При установке heroku
я получу указанную ниже ошибку:
$ gem install heroku
Temporarily enhancing PATH to include DevKit...
Building native extensions. This could take a while...
ERROR: Error installing heroku:
ERROR: Failed to build gem native extension.
current directory: c:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/heroku-3.99.4
c:/RailsInstaller/Ruby2.3.3/bin/ruby.exe -r ./siteconf20181030-11376-16mqlg7.rb extconf.rb
extconf.rb:1:in `<main>': heroku must be installed from cli.heroku.com. This gem is no longer available. (RuntimeError)
extconf failed, exit code 1
Gem files will remain installed in c:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/heroku-3.99.4 for inspection.
Results logged to c:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/extensions/x86-mingw32/2.3.0/heroku-3.99.4/gem_make.out
В чем проблема, и как я могу это исправить?