With Rails 1.2.4 and 1.2.5, creating a Controller gives the following error:
C:/testbed/ruby/jruby-1.0.1/lib/ruby/1.8/pathname.rb:420:in `realpath_rec': No such file or directory -C:/testbed/ruby/jruby-1.0.1/samples/rails/hello/C: (Errno::ENOENT)
from C:/testbed/ruby/jruby-1.0.1/lib/ruby/1.8/pathname.rb:453:in `realpath'
from C:/testbed/ruby/jruby-1.0.1/lib/ruby/gems/1.8/gems/rails-1.2.4/lib/initializer.rb:543:in `set_root_path!'
from C:/testbed/ruby/jruby-1.0.1/lib/ruby/gems/1.8/gems/rails-1.2.4/lib/initializer.rb:509:in `initialize'
from ./script/../config/boot.rb:35:in `new'
from ./script/../config/boot.rb:35:in `run'
from ./script/../config/boot.rb:35
from :1:in `require'
from :1
It works fine with Ruby-186-25.