/opt/chefdk/embedded/lib/ruby/site_ruby/2.1.0/rubygems/dependency.rb:321:in to_ specs': Could not find 'mixlib-authentication' (= 1.3.0) - did find: [mixlib-authentication-1.4.1] (Gem::LoadError) Checked in 'GEM_PATH=/root/.chefdk/gem/ruby/2.1.0:/opt/chefdk/embedded/lib/ruby/ gems/2.1.0', executegem envfor more information from /opt/chefdk/embedded/lib/ruby/site_ruby/2.1.0/rubygems/dependency.rb:330:into_spec’
from /opt/chefdk/embedded/lib/ruby/site_ruby/2.1.0/rubygems/core_ext/kernel_gem.rb:65:in gem' from /usr/bin/chef:15:in’