Forum: Rails deployment Status 500 internal server error "no such file to load sqlit

Please help me am using ubantu as operating system and geting following
error

 [2010-06-12 19:00:14] INFO  WEBrick 1.3.1
[2010-06-12 19:00:14] INFO  ruby 1.8.7 (2008-08-11) [i486-linux]
[2010-06-12 19:00:19] INFO  WEBrick::HTTPServer#start: pid=18978
port=3000
/!\ FAILSAFE /!\  Sat Jun 12 19:00:35 +0530 2010
  Status: 500 Internal Server Error
  no such file to load -- sqlite3
    /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in
`gem_original_require'
    /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in
`require'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/dependencies.rb:156:in
`require'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/dependencies.rb:521:in
`new_constants_in'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/dependencies.rb:156:in
`require'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/core_ext/kernel/requires.rb:7:in
`require_library_or_gem'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/core_ext/kernel/reporting.rb:11:in
`silence_warnings'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/core_ext/kernel/requires.rb:5:in
`require_library_or_gem'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/sqlite3_adapter.rb:10:in
`sqlite3_connection'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:223:in
`send'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:223:in
`new_connection'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:245:in
`checkout_new_connection'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:188:in
`checkout'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:184:in
`loop'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:184:in
`checkout'
    /usr/lib/ruby/1.8/monitor.rb:242:in `synchronize'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:183:in
`checkout'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:98:in
`connection'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:326:in
`retrieve_connection'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_specification.rb:123:in
`retrieve_connection'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_specification.rb:115:in
`connection'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/query_cache.rb:9:in
`cache'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/query_cache.rb:28:in
`call'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:361:in
`call'
    /usr/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/string_coercion.rb:25:in
`call'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/head.rb:9:in `call'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/methodoverride.rb:24:in
`call'
    /usr/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/params_parser.rb:15:in
`call'
    /usr/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/session/cookie_store.rb:99:in
`call'
    /usr/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/failsafe.rb:26:in
`call'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/lock.rb:11:in `call'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/lock.rb:11:in
`synchronize'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/lock.rb:11:in `call'
    /usr/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/dispatcher.rb:114:in
`call'
    /usr/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/reloader.rb:34:in
`run'
    /usr/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/dispatcher.rb:108:in
`call'
    /usr/lib/ruby/gems/1.8/gems/rails-2.3.8/lib/rails/rack/static.rb:31:in
`call'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/urlmap.rb:47:in
`call'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/urlmap.rb:41:in
`each'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/urlmap.rb:41:in
`call'
    /usr/lib/ruby/gems/1.8/gems/rails-2.3.8/lib/rails/rack/log_tailer.rb:17:in
`call'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/content_length.rb:13:in
`call'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/handler/webrick.rb:48:in
`service'
    /usr/lib/ruby/1.8/webrick/httpserver.rb:104:in `service'
    /usr/lib/ruby/1.8/webrick/httpserver.rb:65:in `run'
    /usr/lib/ruby/1.8/webrick/server.rb:173:in `start_thread'
    /usr/lib/ruby/1.8/webrick/server.rb:162:in `start'
    /usr/lib/ruby/1.8/webrick/server.rb:162:in `start_thread'
    /usr/lib/ruby/1.8/webrick/server.rb:95:in `start'
    /usr/lib/ruby/1.8/webrick/server.rb:92:in `each'
    /usr/lib/ruby/1.8/webrick/server.rb:92:in `start'
    /usr/lib/ruby/1.8/webrick/server.rb:23:in `start'
    /usr/lib/ruby/1.8/webrick/server.rb:82:in `start'
    /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/handler/webrick.rb:14:in
`run'
    /usr/lib/ruby/gems/1.8/gems/rails-2.3.8/lib/commands/server.rb:111
    /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in
`gem_original_require'
    /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in
`require'
    script/server:3