To deploy spree to heroku , I followed the guidline in https://github.com/krozen20/Spree-version-0.11.0/blob/master/spree.txt when typing "git push heroku master" it shows me this message
Installing gem chronic 0.2.3 from http://rubygems.org ERROR: Error installing chronic: hoe requires RubyGems version >= 1.4. Try 'gem update --system' to update RubyGems itself. ! Heroku push rejected, failed to install gem To [email protected]:krozentest.git ! [remote rejected] master -> master (pre-receive hook declined) error: failed to push some refs to '[email protected]:krozentest.git'
mind asking here what I have done wrong? any help appreciated thanks