I just upgraded project with the newest 3.0.14 version and on running "rails s" I get the following errors:

/Users/localuser/.rvm/gems/ruby-1.9.3-p327@a_project/gems/mongoid-3.0.14/lib/mongoid.rb:33:in `require': cannot load such file – origin (LoadError)
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@a_project/gems/mongoid-3.0.14/lib/mongoid.rb:33:in `<top (required)>'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@global/gems/bundler-1.2.1/lib/bundler/runtime.rb:68:in `require'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@global/gems/bundler-1.2.1/lib/bundler/runtime.rb:68:in `block (2 levels) in require'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@global/gems/bundler-1.2.1/lib/bundler/runtime.rb:66:in `each'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@global/gems/bundler-1.2.1/lib/bundler/runtime.rb:66:in `block in require'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@global/gems/bundler-1.2.1/lib/bundler/runtime.rb:55:in `each'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@global/gems/bundler-1.2.1/lib/bundler/runtime.rb:55:in `require'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@global/gems/bundler-1.2.1/lib/bundler.rb:128:in `require'
from /Users/localuser/rails_projects/a_project/config/application.rb:13:in `<top (required)>'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@a_project/gems/railties-3.2.9/lib/rails/commands.rb:53:in `require'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@a_project/gems/railties-3.2.9/lib/rails/commands.rb:53:in `block in <top (required)>'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@a_project/gems/railties-3.2.9/lib/rails/commands.rb:50:in `tap'
from /Users/localuser/.rvm/gems/ruby-1.9.3-p327@a_project/gems/railties-3.2.9/lib/rails/commands.rb:50:in `<top (required)>'
from script/rails:6:in `require'
from script/rails:6:in `<main>'

It was running fine on version 3.0.13 prior to the upgrade.