could someone point me in the direction of a solution to this error?
$ irb
irb(main):001:0> require 'rubygems'
=> true
irb(main):002:0> require 'roo'
LoadError: no such file to load -- builder
from
/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in
`gem_original_require'
from
/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in
`require'
from
/var/lib/gems/1.8/gems/roo-1.9.2/lib/roo/generic_spreadsheet.rb:4
from
/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in
`gem_original_require'
from
/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in
`require'
from
/var/lib/gems/1.8/gems/roo-1.9.2/lib/roo.rb:67
from
/usr/lib/ruby/1.8/rubygems/custom_require.rb:36:in
`gem_original_require'
from
/usr/lib/ruby/1.8/rubygems/custom_require.rb:36:in
`require'
from (irb):2
irb(main):003:0>
thanks,
reid