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:
Please create a 'config/ultrasphinx/production.base' or 'config/ultrasphinx/default.base' file in order to use Ultrasphinx in your production environment. (Ultrasphinx::ConfigurationError)
Exception class:
Passenger::UnknownError
Application root:
/var/www/s2ki/releases/20080511022837
Backtrace:
# File Line Location
0 /var/www/s2ki/releases/20080511022837/vendor/plugins/ultrasphinx/lib/ultrasphinx/ultrasphinx.rb 29
1 /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb 27 in `gem_original_require'
2 /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb 27 in `require'
3 /var/www/s2ki/releases/20080511022837/vendor/rails/activesupport/lib/active_support/dependencies.rb 495 in `require'
4 /var/www/s2ki/releases/20080511022837/vendor/rails/activesupport/lib/active_support/dependencies.rb 342 in `new_constants_in'
5 /var/www/s2ki/releases/20080511022837/vendor/rails/activesupport/lib/active_support/dependencies.rb 495 in `require'
6 /var/www/s2ki/releases/20080511022837/vendor/plugins/ultrasphinx/lib/ultrasphinx.rb 15
7 /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb 27 in `gem_original_require'
8 /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb 27 in `require'
9 /var/www/s2ki/releases/20080511022837/vendor/rails/activesupport/lib/active_support/dependencies.rb 495 in `require'
10 /var/www/s2ki/releases/20080511022837/vendor/rails/activesupport/lib/active_support/dependencies.rb 342 in `new_constants_in'
11 /var/www/s2ki/releases/20080511022837/vendor/rails/activesupport/lib/active_support/dependencies.rb 495 in `require'
12 /var/www/s2ki/releases/20080511022837/vendor/plugins/ultrasphinx/init.rb 2 in `load_plugin'
13 /var/www/s2ki/releases/20080511022837/vendor/rails/railties/lib/initializer.rb 407 in `load_plugin'
14 /var/www/s2ki/releases/20080511022837/vendor/rails/activesupport/lib/active_support/core_ext/kernel/reporting.rb 11 in `silence_warnings'
15 /var/www/s2ki/releases/20080511022837/vendor/rails/railties/lib/initializer.rb 407 in `load_plugin'
16 /var/www/s2ki/releases/20080511022837/vendor/rails/railties/lib/initializer.rb 189 in `load_plugins'
17 /var/www/s2ki/releases/20080511022837/vendor/rails/railties/lib/initializer.rb 189 in `each'
18 /var/www/s2ki/releases/20080511022837/vendor/rails/railties/lib/initializer.rb 189 in `load_plugins'
19 /var/www/s2ki/releases/20080511022837/vendor/rails/railties/lib/initializer.rb 109 in `process'
20 /var/www/s2ki/releases/20080511022837/vendor/rails/railties/lib/initializer.rb 47 in `send'
21 /var/www/s2ki/releases/20080511022837/vendor/rails/railties/lib/initializer.rb 47 in `run'
22 ./config/environment.rb 15
23 /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb 27 in `gem_original_require'
24 /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb 27 in `require'
25 /var/www/s2ki/releases/20080511022837/vendor/rails/activesupport/lib/active_support/dependencies.rb 495 in `require'
26 /var/www/s2ki/releases/20080511022837/vendor/rails/activesupport/lib/active_support/dependencies.rb 342 in `new_constants_in'
27 /var/www/s2ki/releases/20080511022837/vendor/rails/activesupport/lib/active_support/dependencies.rb 495 in `require'
28 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/application_spawner.rb 234 in `preload_application'
29 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/application_spawner.rb 183 in `initialize_server'
30 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 145 in `start_synchronously'
31 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 114 in `start'
32 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 108 in `fork'
33 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 108 in `start'
34 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/application_spawner.rb 147 in `start'
35 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/framework_spawner.rb 278 in `handle_spawn_application'
36 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/framework_spawner.rb 273 in `synchronize'
37 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/framework_spawner.rb 273 in `handle_spawn_application'
38 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 291 in `__send__'
39 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 291 in `main_loop'
40 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 147 in `start_synchronously'
41 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 114 in `start'
42 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 108 in `fork'
43 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 108 in `start'
44 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/framework_spawner.rb 104 in `start'
45 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/spawn_manager.rb 106 in `spawn_application'
46 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/spawn_manager.rb 102 in `synchronize'
47 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/spawn_manager.rb 102 in `spawn_application'
48 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/spawn_manager.rb 178 in `handle_spawn_application'
49 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 291 in `__send__'
50 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 291 in `main_loop'
51 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/lib/passenger/abstract_server.rb 147 in `start_synchronously'
52 /usr/lib64/ruby/gems/1.8/gems/passenger-1.0.1/bin/passenger-spawn-server 32