When I run my app that I cloned from Heroku, it marks me the following:
C:\Sites\salty-depths-42099>rails s
=> Booting WEBrick
=> Rails 4.2.4 application starting in development on http://localhost:3000
=> Run 'rails server -h' for more startup options
=> Ctrl-C to shutdown server
C:/tools/ruby25/lib/ruby/gems/2.5.0/gems/activesupport-4.2.4/lib/active_support/core_ext/numeric/conversions.rb:121: warning: constant ::Fixnum is deprecated
C:/tools/ruby25/lib/ruby/gems/2.5.0/gems/activesupport-4.2.4/lib/active_support/core_ext/numeric/conversions.rb:121: warning: constant ::Bignum is deprecated
Exiting
Traceback (most recent call last):
1: from bin/rails:4:in '<main>'
bin/rails:4:in 'require': can't modify frozen SystemStackError (FrozenError)
ruby 2.5.1p57 (2018-03-29 revision 63029) [x64-mingw32]
Rails 4.2.4
jruby 9.2.0.0 (2.5.0) 2018-05-24 81156a8 Java HotSpot(TM) 64-Bit Server VM 25.181-b13 on 1.8.0_181-b13 +jit [mswin32-x86_64]
gem -v 2.7.7
Any ideas of what I may be missing ?, delete the gemfile.lock to be generated again and nothing, add to my gemfile gem "iconv", "~ & gt ; 1.0.3 " and I ran bundle install