Internal Server Error - newb question

Hello Everyone,

In my app i get the following error.i am not sure what causing it .
kindly let me know your ideas on my below error.

Thank you

Processing logsController#list (for 192.168.0.82 at 2010-01-30 15:50:21)
[POST]
  Parameters: {"participant"=>{"first_name"=>""},
"chat_info"=>{"conference_name"=>""}, "userinfo"=>{"company_id"=>"1",
"department_id"=>"Select Department"},
"authenticity_token"=>"e9983d52494288750cc47f1abe7fcdbc05f72b35",
"user_info"=>{"archive"=>"0", "date"=>"3", "sort"=>"0",
"organiser"=>"0"}, "organiser"=>{"first_name"=>""}, "e_date"=>["January
12, 2001", "January 30, 2010"], "page"=>1}

CGI::Session::CookieStore::CookieOverflow
(CGI::Session::CookieStore::CookieOverflow):
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/session/cookie_store.rb:112:in
`close'
    C:/Ruby/lib/ruby/1.8/cgi/session.rb:324:in `close'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/base.rb:1309:in
`close_session'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/base.rb:1337:in
`process_cleanup_without_session_management_support'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/session_management.rb:144:in
`process_cleanup_without_components'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/components.rb:165:in
`process_cleanup'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/base.rb:528:in
`process_without_filters'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/filters.rb:606:in
`process_without_session_management_support'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/session_management.rb:134:in
`process'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/base.rb:392:in
`process'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/dispatcher.rb:183:in
`handle_request'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/dispatcher.rb:110:in
`dispatch_unlocked'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/dispatcher.rb:123:in
`dispatch'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/dispatcher.rb:122:in
`synchronize'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/dispatcher.rb:122:in
`dispatch'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/dispatcher.rb:132:in
`dispatch_cgi'
    C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/dispatcher.rb:39:in
`dispatch'
    C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/webrick_server.rb:103:in
`handle_dispatch'
    C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/webrick_server.rb:74:in
`service'
    C:/Ruby/lib/ruby/1.8/webrick/httpserver.rb:104:in `service'
    C:/Ruby/lib/ruby/1.8/webrick/httpserver.rb:65:in `run'
    C:/Ruby/lib/ruby/1.8/webrick/server.rb:173:in `start_thread'
    C:/Ruby/lib/ruby/1.8/webrick/server.rb:162:in `start'
    C:/Ruby/lib/ruby/1.8/webrick/server.rb:162:in `start_thread'
    C:/Ruby/lib/ruby/1.8/webrick/server.rb:95:in `start'
    C:/Ruby/lib/ruby/1.8/webrick/server.rb:92:in `each'
    C:/Ruby/lib/ruby/1.8/webrick/server.rb:92:in `start'
    C:/Ruby/lib/ruby/1.8/webrick/server.rb:23:in `start'
    C:/Ruby/lib/ruby/1.8/webrick/server.rb:82:in `start'
    C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/webrick_server.rb:60:in
`dispatch'
    C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/commands/servers/webrick.rb:66
    C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in
`gem_original_require'
    C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in
`require'
    C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/dependencies.rb:153:in
`require'
    C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/dependencies.rb:521:in
`new_constants_in'
    C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/dependencies.rb:153:in
`require'
    C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/commands/server.rb:49
    C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in
`gem_original_require'
    C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in
`require'
    script/server:3

CGI::Session::CookieStore::CookieOverflow is raised when storing more
than 4K of session data.

I assume you are asking why you got this error. It seems pretty descriptive to me. You're sticking too much stuff in your session. Put an id of a database row in the session. It's more secure anyhow.