In my Gemfile, I have
ruby '>= 2.2.3'
and my Ruby version is 2.2.3
ruby 2.2.3p173 (2015-08-18 revision 51636) [x86_64-darwin14]
but I get the following error message:
Your Ruby version is 2.2.3, but your Gemfile specified >= 2.2.3
2.2.3 is greater than or equal to 2.2.3, so what's going on?