Ruby on Rails application could not be started

These are the possible causes:
  • There may be a syntax error in the application's code. Please check for such errors and fix them.
  • A required library may not installed. Please install all libraries that this application requires.
  • The application may not be properly configured. Please check whether all configuration files are written correctly, fix any incorrect configurations, and restart this application.
  • A service that the application relies on (such as the database server or the Ferret search engine server) may not have been started. Please start that service.
Further information about the error may have been written to the application's log file. Please check it in order to analyse the problem.
Error message:
Can't connect to MySQL server on '127.0.0.1' (111) (Mysql2::Error)
Exception class:
PhusionPassenger::UnknownError
Application root:
/home2/mfbunkoj/mfbunkoj/bunkoj_pc
Backtrace:
# File Line Location
0 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/mysql2-0.2.7/lib/mysql2/client.rb 42 in `connect'
1 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/mysql2-0.2.7/lib/mysql2/client.rb 42 in `initialize'
2 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/mysql2-0.2.7/lib/active_record/connection_adapters/mysql2_adapter.rb 14 in `new'
3 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/mysql2-0.2.7/lib/active_record/connection_adapters/mysql2_adapter.rb 14 in `mysql2_connection'
4 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/connection_adapters/abstract/connection_pool.rb 229 in `new_connection'
5 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/connection_adapters/abstract/connection_pool.rb 237 in `checkout_new_connection'
6 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/connection_adapters/abstract/connection_pool.rb 191 in `block (2 levels) in checkout'
7 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/connection_adapters/abstract/connection_pool.rb 187 in `loop'
8 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/connection_adapters/abstract/connection_pool.rb 187 in `block in checkout'
9 /usr/local/lib/ruby/1.9.1/monitor.rb 201 in `mon_synchronize'
10 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/connection_adapters/abstract/connection_pool.rb 186 in `checkout'
11 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/connection_adapters/abstract/connection_pool.rb 94 in `connection'
12 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/connection_adapters/abstract/connection_pool.rb 317 in `retrieve_connection'
13 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/connection_adapters/abstract/connection_specification.rb 97 in `retrieve_connection'
14 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/connection_adapters/abstract/connection_specification.rb 89 in `connection'
15 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/base.rb 1331 in `replace_bind_variables'
16 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/base.rb 1318 in `sanitize_sql_array'
17 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/base.rb 1225 in `sanitize_sql_for_conditions'
18 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/relation/query_methods.rb 223 in `build_where'
19 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/relation/query_methods.rb 76 in `where'
20 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/base.rb 442 in `where'
21 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/plugins/rails3_acts_as_paranoid/lib/rails3_acts_as_paranoid.rb 32 in `acts_as_paranoid'
22 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/app/models/holiday.rb 2 in `'
23 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/app/models/holiday.rb 1 in `'
24 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activesupport-3.0.7/lib/active_support/dependencies.rb 239 in `require'
25 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activesupport-3.0.7/lib/active_support/dependencies.rb 239 in `block in require'
26 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activesupport-3.0.7/lib/active_support/dependencies.rb 227 in `load_dependency'
27 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activesupport-3.0.7/lib/active_support/dependencies.rb 239 in `require'
28 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activesupport-3.0.7/lib/active_support/dependencies.rb 346 in `require_or_load'
29 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activesupport-3.0.7/lib/active_support/dependencies.rb 300 in `depend_on'
30 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/activesupport-3.0.7/lib/active_support/dependencies.rb 216 in `require_dependency'
31 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/engine.rb 138 in `block (2 levels) in eager_load!'
32 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/engine.rb 137 in `each'
33 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/engine.rb 137 in `block in eager_load!'
34 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/engine.rb 135 in `each'
35 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/engine.rb 135 in `eager_load!'
36 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/application.rb 108 in `eager_load!'
37 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/application/finisher.rb 41 in `block in '
38 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/initializable.rb 25 in `instance_exec'
39 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/initializable.rb 25 in `run'
40 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/initializable.rb 50 in `block in run_initializers'
41 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/initializable.rb 49 in `each'
42 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/initializable.rb 49 in `run_initializers'
43 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/application.rb 134 in `initialize!'
44 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/vendor/bundler/ruby/1.9.1/gems/railties-3.0.7/lib/rails/application.rb 77 in `method_missing'
45 /home2/mfbunkoj/mfbunkoj/bunkoj_pc/config/environment.rb 5 in `'
46 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/classic_rails/application_spawner.rb 222 in `require'
47 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/classic_rails/application_spawner.rb 222 in `preload_application'
48 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/classic_rails/application_spawner.rb 181 in `block in initialize_server'
49 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/utils.rb 564 in `report_app_init_status'
50 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/classic_rails/application_spawner.rb 174 in `initialize_server'
51 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/abstract_server.rb 204 in `start_synchronously'
52 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/abstract_server.rb 180 in `start'
53 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/classic_rails/application_spawner.rb 149 in `start'
54 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/spawn_manager.rb 219 in `block (2 levels) in spawn_rails_application'
55 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/abstract_server_collection.rb 132 in `lookup_or_add'
56 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/spawn_manager.rb 214 in `block in spawn_rails_application'
57 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/abstract_server_collection.rb 82 in `block in synchronize'
58 prelude> 10:in `synchronize'
59 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/abstract_server_collection.rb 79 in `synchronize'
60 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/spawn_manager.rb 213 in `spawn_rails_application'
61 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/spawn_manager.rb 132 in `spawn_application'
62 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/spawn_manager.rb 275 in `handle_spawn_application'
63 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/abstract_server.rb 357 in `server_main_loop'
64 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/lib/phusion_passenger/abstract_server.rb 206 in `start_synchronously'
65 /usr/local/lib/ruby/gems/1.9.1/gems/passenger-3.0.2/helper-scripts/passenger-spawn-server 99 in `
'