Nokogiri permission issue on win7 OR x64?

gistfile1.txt

C:\opt\lab\traveljournal>rails db
c:/jruby-1.6.0.RC1/lib/ruby/site_ruby/shared/ffi/library.rb:28:in `ffi_lib': Cou
ld not open library 'c:\jruby-1.6.0.RC1\lib\ruby\gems\1.8\gems\nokogiri-1.4.4.2-
 (LoadError)ogiri\libxml2.dll' : The operation completed successfully.

        from org/jruby/RubyArray.java:2460:in `collect'
        from c:/jruby-1.6.0.RC1/lib/ruby/site_ruby/shared/ffi/library.rb:10:in `
ffi_lib'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/nokogiri-1.4.4.2-java/lib
/nokogiri/ffi/libxml.rb:11:in `(class LibXML)'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/nokogiri-1.4.4.2-java/lib
/nokogiri/ffi/libxml.rb:3:in `(class Nokogiri)'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/nokogiri-1.4.4.2-java/lib
/nokogiri/ffi/libxml.rb:2:in `(root)'
        from org/jruby/RubyKernel.java:1041:in `require'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:239:in `require'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:225:in `load_dependency'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:596:in `new_constants_in'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:595:in `new_constants_in'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:225:in `load_dependency'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:239:in `require'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/nokogiri-1.4.4.2-java/lib
/nokogiri/ffi/libxml.rb:11:in `(root)'
        from org/jruby/RubyKernel.java:1041:in `require'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:239:in `require'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:225:in `load_dependency'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:596:in `new_constants_in'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:595:in `new_constants_in'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:225:in `load_dependency'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/a
ctive_support/dependencies.rb:239:in `require'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/nokogiri-1.4.4.2-java/lib
/nokogiri.rb:2:in `(root)'
        from org/jruby/RubyKernel.java:1041:in `require'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/capybara-0.4.1.1/lib/capy
bara.rb:68:in `require'
        from org/jruby/RubyArray.java:1671:in `each'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/bundler-1.0.9/lib/bundler
/runtime.rb:66:in `require'
        from org/jruby/RubyArray.java:1671:in `each'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/bundler-1.0.9/lib/bundler
/runtime.rb:55:in `require'
        from c:/jruby-1.6.0.RC1/lib/ruby/gems/1.8/gems/bundler-1.0.9/lib/bundler
.rb:114:in `require'
        from C:/opt/lab/traveljournal/config/application.rb:7:in `(root)'
        from org/jruby/RubyKernel.java:1041:in `require'
        from C:/opt/lab/traveljournal/config/application.rb:35:in `(root)'
        from org/jruby/RubyKernel.java:1041:in `require'