Redmine

Hi need bit of urgent help since of an demo was asked by our Director Technical.

I have got the redmine installed on ubuntu and I am trying to install this scrum plugin. I have downloaded this fromo below URL

https://www.redmine.org/plugins/scrum-plugin and flollowing the same instruction but when I issue below

root@redmine:/usr/share/redmine/plugins/scrum# bundle exec rake redmine:plugins:migrate --trace
(in /usr/share/redmine)

• Invoke redmine:plugins:migrate (first_time)
• Invoke environment (first_time)
• Execute environment
  rake aborted!
  database configuration does not specify adapter
  /usr/lib/ruby/vendor_ruby/active_record/connection_adapters/abstract/connection_specification.rb:47:in `resolve_hash_connection'
  /usr/lib/ruby/vendor_ruby/active_record/connection_adapters/abstract/connection_specification.rb:41:in `resolve_string_connection'
  /usr/lib/ruby/vendor_ruby/active_record/connection_adapters/abstract/connection_specification.rb:25:in `spec'
  /usr/lib/ruby/vendor_ruby/active_record/connection_adapters/abstract/connection_specification.rb:130:in `establish_connection'
  /usr/lib/ruby/vendor_ruby/active_record/railtie.rb:88:in `block (2 levels) in <class:Railtie>'
  /usr/lib/ruby/vendor_ruby/active_support/lazy_load_hooks.rb:36:in `instance_eval'
  /usr/lib/ruby/vendor_ruby/active_support/lazy_load_hooks.rb:36:in `execute_hook'
  /usr/lib/ruby/vendor_ruby/active_support/lazy_load_hooks.rb:26:in `block in on_load'
  /usr/lib/ruby/vendor_ruby/active_support/lazy_load_hooks.rb:25:in `each'
  /usr/lib/ruby/vendor_ruby/active_support/lazy_load_hooks.rb:25:in `on_load'
  /usr/lib/ruby/vendor_ruby/active_record/railtie.rb:80:in `block in <class:Railtie>'
  /usr/lib/ruby/vendor_ruby/rails/initializable.rb:30:in `instance_exec'
  /usr/lib/ruby/vendor_ruby/rails/initializable.rb:30:in `run'
  /usr/lib/ruby/vendor_ruby/rails/initializable.rb:55:in `block in run_initializers'
  /usr/lib/ruby/vendor_ruby/rails/initializable.rb:54:in `each'
  /usr/lib/ruby/vendor_ruby/rails/initializable.rb:54:in `run_initializers'
  /usr/lib/ruby/vendor_ruby/rails/application.rb:136:in `initialize!'
  /usr/lib/ruby/vendor_ruby/rails/railtie/configurable.rb:30:in `method_missing'
  /usr/share/redmine/config/environment.rb:14:in `<top (required)>'
  /usr/lib/ruby/vendor_ruby/active_support/dependencies.rb:251:in `require'
  /usr/lib/ruby/vendor_ruby/active_support/dependencies.rb:251:in `block in require'
  /usr/lib/ruby/vendor_ruby/active_support/dependencies.rb:236:in `load_dependency'
  /usr/lib/ruby/vendor_ruby/active_support/dependencies.rb:251:in `require'
  /usr/lib/ruby/vendor_ruby/rails/application.rb:103:in `require_environment!'
  /usr/lib/ruby/vendor_ruby/rails/application.rb:305:in `block (2 levels) in initialize_tasks'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:246:in `call'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:246:in `block in execute'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:241:in `each'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:241:in `execute'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:184:in `block in invoke_with_call_chain'
  /usr/lib/ruby/1.9.1/monitor.rb:211:in `mon_synchronize'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:177:in `invoke_with_call_chain'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:205:in `block in invoke_prerequisites'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:203:in `each'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:203:in `invoke_prerequisites'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:183:in `block in invoke_with_call_chain'
  /usr/lib/ruby/1.9.1/monitor.rb:211:in `mon_synchronize'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:177:in `invoke_with_call_chain'
  /usr/lib/ruby/vendor_ruby/rake/task.rb:170:in `invoke'
  /usr/lib/ruby/vendor_ruby/rake/application.rb:143:in `invoke_task'
  /usr/lib/ruby/vendor_ruby/rake/application.rb:101:in `block (2 levels) in top_level'
  /usr/lib/ruby/vendor_ruby/rake/application.rb:101:in `each'
  /usr/lib/ruby/vendor_ruby/rake/application.rb:101:in `block in top_level'
  /usr/lib/ruby/vendor_ruby/rake/application.rb:110:in `run_with_threads'
  /usr/lib/ruby/vendor_ruby/rake/application.rb:95:in `top_level'
  /usr/lib/ruby/vendor_ruby/rake/application.rb:73:in `block in run'
  /usr/lib/ruby/vendor_ruby/rake/application.rb:160:in `standard_exception_handling'
  /usr/lib/ruby/vendor_ruby/rake/application.rb:70:in `run'
  /usr/bin/rake:27:in `<main>'
  Tasks: TOP => redmine:plugins:migrate => environment
  root@redmine:/usr/share/redmine/plugins/scrum#

What am I missing? I used wiki from redmine.org to do the installation

Thanks and Reagrds