Redmine

Hello!
I am trying to to run redmine with bundler. After studying communications at redmine.org and google, I got the following configuration:

/opt/redmine# bundle show
Gems included by the bundle:
  * RedCloth (4.2.7)
  * actionmailer (2.3.11)
  * actionpack (2.3.11)
  * activerecord (2.3.11)
  * activeresource (2.3.11)
  * activesupport (2.3.11)
  * bundler (1.0.11)
  * coderay (0.9.7)
  * edavis10-object_daddy (0.4.3)
  * i18n (0.4.2)
  * mocha (0.9.12)
  * pg (0.10.1)
  * rack (1.1.0)
  * rails (2.3.11)
  * rake (0.8.7)
  * rubytree (0.5.3)
  * shoulda (2.11.3)

/opt/redmine# gem list 

*** LOCAL GEMS ***

actionmailer (2.3.11, 2.3.5)
actionpack (2.3.11, 2.3.5)
activerecord (2.3.11, 2.3.5)
activeresource (2.3.11, 2.3.5)
activesupport (2.3.11, 2.3.5)
bundler (1.0.11)
coderay (0.9.7)
edavis10-object_daddy (0.4.3)
gemcutter (0.7.0)
i18n (0.4.2)
kgio (2.3.3)
mocha (0.9.12)
pg (0.10.1)
rack (1.2.2, 1.1.0, 1.0.1)
rails (2.3.11, 2.3.5)
rake (0.8.7)
RedCloth (4.2.7)
rubytree (0.8.1, 0.5.3)
shoulda (2.11.3)
unicorn (3.5.0)

When i run /opt/redmine# RAILS_ENV=production rake db:migrate --trace , i get an error:

/opt/redmine# RAILS_ENV=production rake db:migrate --trace
(in /opt/redmine)
** Invoke db:migrate (first_time)
** Invoke environment (first_time)
** Execute environment
rake aborted!
source index not created from disk
/usr/local/lib/site_ruby/1.8/rubygems/source_index.rb:320:in `refresh!'
/usr/lib/ruby/gems/1.8/gems/rails-2.3.11/lib/rails/vendor_gem_source_index.rb:34:in `refresh!'
/usr/lib/ruby/gems/1.8/gems/rails-2.3.11/lib/rails/vendor_gem_source_index.rb:29:in `initialize'
/usr/lib/ruby/gems/1.8/gems/rails-2.3.11/lib/rails/gem_dependency.rb:21:in `new'
/usr/lib/ruby/gems/1.8/gems/rails-2.3.11/lib/rails/gem_dependency.rb:21:in `add_frozen_gem_path'
/usr/lib/ruby/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:298:in `add_gem_load_paths'
/usr/lib/ruby/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:132:in `process'
/usr/lib/ruby/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:113:in `send'
/usr/lib/ruby/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:113:in `run'
/opt/redmine/config/environment.rb:20
/usr/lib/ruby/gems/1.8/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:182:in `require'
/usr/lib/ruby/gems/1.8/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:182:in `require'
/usr/lib/ruby/gems/1.8/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:547:in `new_constants_in'
/usr/lib/ruby/gems/1.8/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:182:in `require'
/usr/lib/ruby/gems/1.8/gems/rails-2.3.11/lib/tasks/misc.rake:4
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:636:in `call'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:636:in `execute'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:631:in `each'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:631:in `execute'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:597:in `invoke_with_call_chain'
/usr/lib/ruby/1.8/monitor.rb:242:in `synchronize'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:607:in `invoke_prerequisites'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:604:in `each'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:604:in `invoke_prerequisites'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:596:in `invoke_with_call_chain'
/usr/lib/ruby/1.8/monitor.rb:242:in `synchronize'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:583:in `invoke'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2051:in `invoke_task'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in `top_level'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in `each'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in `top_level'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2023:in `top_level'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2001:in `run'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:1998:in `run'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/bin/rake:31
/usr/bin/rake:19:in `load'
/usr/bin/rake:19

what's my mistake?