Ошибка при отправке Heroku, json и ruby ​​1.9.2

У меня проблема во время нажатия Heroku, следуйте приведенной ниже ошибке

-----> Gemfile detected, running Bundler version 1.0.7
   Unresolved dependencies detected; Installing...
   Using --without development:test
   Fetching source index for http://rubygems.org/
   Installing rake (0.9.2) 
   Installing abstract (1.0.0) 
   Installing activesupport (3.0.9) 
   Installing builder (2.1.2) 
   Installing i18n (0.5.0) 
   Installing activemodel (3.0.9) 
   Installing erubis (2.6.6) 
   Installing rack (1.2.3) 
   Installing rack-mount (0.6.14) 
   Installing rack-test (0.5.7) 
   Installing tzinfo (0.3.29) 
   Installing actionpack (3.0.9) 
   Installing mime-types (1.16) 
   Installing polyglot (0.3.2) 
   Installing treetop (1.4.10) 
   Installing mail (2.2.19) 
   Installing actionmailer (3.0.9) 
   Installing arel (2.0.10) 
   Installing activerecord (3.0.9) 
   Installing activeresource (3.0.9) 
   Installing diff-lcs (1.1.2) 
   Installing json (1.5.3) with native extensions 
   /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/specification.rb:519:in `normalize_yaml_input': invalid byte sequence in US-ASCII (ArgumentError)
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/specification.rb:479:in `from_yaml'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/package/tar_input.rb:183:in `load_gemspec'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/package/tar_input.rb:51:in `block in initialize'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/package/tar_reader.rb:64:in `block in each'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/package/tar_reader.rb:55:in `loop'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/package/tar_reader.rb:55:in `each'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/package/tar_input.rb:32:in `initialize'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/package/tar_input.rb:17:in `new'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/package/tar_input.rb:17:in `open'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/package.rb:58:in `open'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/format.rb:63:in `from_io'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/format.rb:51:in `block in from_file_by_path'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/open-uri.rb:35:in `open'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/open-uri.rb:35:in `open'
    from /usr/ruby1.9.2/lib/ruby/1.9.1/rubygems/format.rb:50:in `from_file_by_path'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/source.rb:72:in `fetch'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/installer.rb:45:in `block in run'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/spec_set.rb:12:in `block in each'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/spec_set.rb:12:in `each'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/spec_set.rb:12:in `each'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/installer.rb:44:in `run'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/installer.rb:8:in `install'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/cli.rb:225:in `install'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/vendor/thor/task.rb:22:in `run'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/vendor/thor/invocation.rb:118:in `invoke_task'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/vendor/thor.rb:246:in `dispatch'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/lib/bundler/vendor/thor/base.rb:389:in `start'
    from /usr/ruby1.9.2/lib/ruby/gems/1.9.1/gems/bundler-1.0.7/bin/bundle:13:in `<top (required)>'
    from /usr/ruby1.9.2/bin/bundle:19:in `load'
    from /usr/ruby1.9.2/bin/bundle:19:in `<main>'
   FAILED: http://devcenter.heroku.com/articles/bundler

! Отправка Heroku отклонена, не удалось установить драгоценные камни через Bundler

Я использую ruby ​​1.9.2.