ruby - keep getting error when trying to install gems on osx, undefined method `ord' for nil:NilClass -

I am using RVM on OSX, I currently have a version of 2.0.0 installed rabbi and every gem Running back comes with the same result:

  guys-macbook-pro: boy man use $ rvm / users / GUI / RVM / james / RBI - 2.0.0- P. 353 People- MacBook -Pro: Boy Man $ Mani ProxyColon Error: While executing the GEM ... (Nomthyier Araroff)  
 Please help  
 thank you  
   
  
 > People-MacBook-Pro: Boy Man $ MANY Install -V Get ProxyCollect https://api.rubygems.org/latest_specs.4.8.gz 302 Temporarily Received https://s3.amazonaws.com/production .s3.rubygems.org / latest_specs.4.8.gz 200 OK head https://api.rubygems.org/api/v1/dependencies 302 Temporarily moved to HEAD https: //bundler.rubygems.org/api / V1 / Dependency 200 OK Get https://api.rubygems.org/api/v1/dependencies?gems=proxylocal 302 temporarily Taken were https://bundler.rubygems.org/api / v1 / dependency? Gems = Public Relations OxyLocal 200 OK GAP https://api.rubygems.org/api/v1/dependencies?gems=bert 302 Temporarily receive HTBC https://bundler.rubygems.org/api/v1/dependencies?gems = Get bert 200 OK: https: //api.rubygems.org/api/v1/dependencies?sems = eventmachine 302 temporarily received https://bundler.rubygems.org/api/v1/dependencies?gems= Eventmachine 200 OK error: while executing the gem .. (Nomath errrr) undefined method for zero: `nick ': nilClass  

See more with Ruby-2.xx.