I upgraded my environment from Ruby 2.0.0 to 2.2.3.
I also upgraded (overwrite) DevKit, and re-run ruby dk.rb install.
I removed Gemfile.lock and ran bundle
This process is for windows:
The problem is with the programs installed on the system.
Uninstall all rails programs:
All Ruby programs.
RailsInstaller.
Removes all files that have been able to uninstall, you have to do it manually inside:
C:\RailsInstaller
http://railsinstaller.org/en
Wait a moment and it's already to go.
MarlonJon.es