getting rfpdf to work with rails 2.2.2

[Barnettech]

Any help would be appreciated I can't get past this error, I installed
the plugin from github:

C:\rails_apps\isis>ruby script/server
=> Booting Mongrel (use 'script/server webrick' to force WEBrick)
=> Rails application starting on http://0.0.0.0:3000
=> Call with -d to detach
=> Ctrl-C to shutdown server
** Starting Mongrel listening at 0.0.0.0:3000
** Starting Rails with development environment...
Exiting
C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/
dependenci
es.rb:263:in `load_missing_constant': uninitialized constant
ActionView::Templat
e (NameError)
from C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/
active_suppo
rt/dependencies.rb:453:in `const_missing'
from C:/rails_apps/isis/vendor/plugins/rfpdf/environment.rb:19
from C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:
27:in `ge
m_original_require'
from C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:
27:in `re
quire'
from C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/
active_suppo
rt/dependencies.rb:496:in `require'
from C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/
active_suppo
rt/dependencies.rb:342:in `new_constants_in'
from C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/
active_suppo
rt/dependencies.rb:496:in `require'
from C:/rails_apps/isis/vendor/plugins/rfpdf/init.rb:4:in
`evaluate_init
_rb'
... 39 levels...
from C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/commands/
server.rb:3
9
from C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:
27:in `ge
m_original_require'
from C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:
27:in `re
quire'
from script/server:3

C:\rails_apps\isis>rails -v
Rails 2.2.2