Rails s - startup issue (new Rails on ubuntu installation

Hi,

I’ve got at server with Rails 3.2.3 and Ruby 1.9.3p125.

I’m trying to start the Rails web server with

rails s

But I get the following error

/var/lib/gems/1.9.1/gems/bundler-1.1.3/lib/bundler/runtime.rb:77:in
rescue in rescue in block in require': undefined methodgsub’ for
nil:NilClass (NoMethodError)
from /var/lib/gems/1.9.1/gems/bundler-1.1.3/lib/bundler/runtime.rb:
72:in rescue in block in require' from /var/lib/gems/1.9.1/gems/bundler-1.1.3/lib/bundler/runtime.rb: 62:inblock in require’
from /var/lib/gems/1.9.1/gems/bundler-1.1.3/lib/bundler/runtime.rb:
55:in each' from /var/lib/gems/1.9.1/gems/bundler-1.1.3/lib/bundler/runtime.rb: 55:inrequire’
from /var/lib/gems/1.9.1/gems/bundler-1.1.3/lib/bundler.rb:119:in
require' from /home/drift/web/manhattan-feed/config/application.rb:7:in<top
(required)>’
from /var/lib/gems/1.9.1/gems/railties-3.2.3/lib/rails/commands.rb:
53:in require' from /var/lib/gems/1.9.1/gems/railties-3.2.3/lib/rails/commands.rb: 53:inblock in <top (required)>’
from /var/lib/gems/1.9.1/gems/railties-3.2.3/lib/rails/commands.rb:
50:in tap' from /var/lib/gems/1.9.1/gems/railties-3.2.3/lib/rails/commands.rb: 50:in<top (required)>’
from script/rails:6:in require' from script/rails:6:in

Anybody knows what this could be ?

kind regards

Torben

work for me, gem incompatible with ubuntu