ruby-debug with Ruby 1.9.3?

Question

I just updated to Ruby 1.9.3p0 and Rails 3.1.1. Now when I try to launch the server, it complains that I should install ruby-debug, even though it\'s already in

Answer 1

Also you need to check if the gem 'ruby_source_code' is already installed.

Check: http://bugs.ruby-lang.org/issues/1857#note-8