Issue #9361 has been reported by headius (Charles Nutter).

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Bug #9361: gem install --ignore-dependencies fails to install local gems
https://bugs.ruby-lang.org/issues/9361

Author: headius (Charles Nutter)
Status: Open
Priority: Normal
Assignee: drbrain (Eric Hodel)
Category: lib/rubygems
Target version: 
ruby -v: ruby 2.1.0p0 (2013-12-25 revision 44422) [x86_64-darwin13.0]
Backport: 1.9.3: UNKNOWN, 2.0.0: UNKNOWN, 2.1: UNKNOWN


$ rvm ruby-2.1 do gem install --ignore-dependencies /Users/headius/projects/jruby/lib/ruby/gems/shared/cache/dicks-0.03.gem 
ERROR:  While executing gem ... (NoMethodError)
    undefined method `full_name' for nil:NilClass

This is also impacting JRuby master.

Also filed against RubyGems: https://github.com/rubygems/rubygems/issues/771


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