RubyMine - No Ruby interpreter configured for the project

Question

I go to Settings - Ruby SDK and Gems, and pick out C:\\RailsInstaller\\Ruby1.9.3\\bin\\ruby.exe.

It loads up a bunch of gems on the right side, and looks li

Answer 1

I faced this problem when I moved my project to another PC running a different version of JRuby. resolution:

1. close RubyMine
2. delete .idea/ folder
3. re-open project in RubyMine