Details for : fedena instalation in windows 8

C:\fedena>rake fedena:plugins:install_all --trace
(in C:/fedena)
** Invoke fedena:plugins:install_all (first_time)
** Invoke environment (first_time)
** Execute environment
rake aborted!
Please install the mysql2 adapter: `gem install activerecord-mysql2-adapter` (no
 such file to load -- active_record/connection_adapters/mysql2_adapter)
C:/Ruby187/lib/ruby/gems/1.8/gems/activerecord-2.3.5/lib/active_record/connectio
n_adapters/abstract/connection_specification.rb:76:in `establish_connection'
C:/Ruby187/lib/ruby/gems/1.8/gems/activerecord-2.3.5/lib/active_record/connectio
n_adapters/abstract/connection_specification.rb:60:in `establish_connection'
C:/Ruby187/lib/ruby/gems/1.8/gems/activerecord-2.3.5/lib/active_record/connectio
n_adapters/abstract/connection_specification.rb:55:in `establish_connection'
C:/Ruby187/lib/ruby/gems/1.8/gems/rails-2.3.5/lib/initializer.rb:438:in `initial
ize_database'
C:/Ruby187/lib/ruby/gems/1.8/gems/rails-2.3.5/lib/initializer.rb:141:in `process
'
C:/Ruby187/lib/ruby/gems/1.8/gems/rails-2.3.5/lib/initializer.rb:113:in `send'
C:/Ruby187/lib/ruby/gems/1.8/gems/rails-2.3.5/lib/initializer.rb:113:in `run'
C:/fedena/config/environment.rb:6
C:/Ruby187/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original
_require'
C:/Ruby187/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
C:/Ruby187/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/depende
ncies.rb:156:in `require'
C:/Ruby187/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/depende
ncies.rb:521:in `new_constants_in'
C:/Ruby187/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/depende
ncies.rb:156:in `require'
C:/Ruby187/lib/ruby/gems/1.8/gems/rails-2.3.5/lib/tasks/misc.rake:4
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:636:in `call'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:636:in `execute'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:631:in `each'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:631:in `execute'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:597:in `invoke_with_cal
l_chain'
C:/Ruby187/lib/ruby/1.8/monitor.rb:242:in `synchronize'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_cal
l_chain'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:607:in `invoke_prerequi
sites'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:604:in `each'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:604:in `invoke_prerequi
sites'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:596:in `invoke_with_cal
l_chain'
C:/Ruby187/lib/ruby/1.8/monitor.rb:242:in `synchronize'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_cal
l_chain'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:583:in `invoke'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2051:in `invoke_task'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in `top_level'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in `each'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in `top_level'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_excep
tion_handling'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2023:in `top_level'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2001:in `run'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_excep
tion_handling'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:1998:in `run'
C:/Ruby187/lib/ruby/gems/1.8/gems/rake-0.8.7/bin/rake:31
C:/Ruby187/bin/rake:19:in `load'
C:/Ruby187/bin/rake:19