Mongrel 1.1.1 Starttup error

Hi,

I am getting the following error when starting mongrel (gem) v1.1.1 on
JRuby v1.02 using rails v1.2.5:

/jruby/jruby-1.0.2/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:498:in
`require’: uninitialized constant Mongrel::Gems (NameError)

from
/jruby/jruby-1.0.2/lib/ruby/gems/1.8/gems/rails-1.2.5/lib/commands/server.rb:39
from
/jruby/jruby-1.0.2/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in
require' from /jruby-1.0.2/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:inrequire’
from :1

Any help appreciated.

Manyy thanks,

Sam