# Rails-1.2.3 to 2.1.1 give memcache-client error **URL:** \ **Category:** Rails\ **Created:** [October 3, 2008, 9:18am UTC](https://www.ruby-forum.com/t/rails-1-2-3-to-2-1-1-give-memcache-client-error/150081 "2008-10-03T09:18:33Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![mokkai](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/c2a13f/32.png) [@mokkai](https://www.ruby-forum.com/u/mokkai)\ **Post date:** [October 3, 2008, 9:18am UTC](https://www.ruby-forum.com/t/rails-1-2-3-to-2-1-1-give-memcache-client-error/150081/1 "2008-10-03T09:18:33Z")
my old project is in rails-1.2.3 i installed rails-2.1.1.gem i changed RAILS\_GEM\_VERSION=‘2.1.1’ in environment.rb i started script/server webrick everything is fine when i checked in browser [http://localhost:3000](http://localhost:3000) 500 Internal Server Error here is my log file(log/development.log) DEPRECATION WARNING: config.action\_view.cache\_template\_extensions option has been deprecated and has no affect. Please remove it from your config files. See [Ruby on Rails — A web-app framework that includes everything needed to create database-backed web applications according to the Model-View-Controller (MVC) pattern.](http://www.rubyonrails.org/deprecation) for details. (called from send at D:/pacs/ruby/lib/ruby/gems/1.8/gems/rails-2.1.1/lib/initializer.rb:464) DEPRECATION WARNING: The fragment\_cache\_store= method is now use cache\_store= See [Ruby on Rails — A web-app framework that includes everything needed to create database-backed web applications according to the Model-View-Controller (MVC) pattern.](http://www.rubyonrails.org/deprecation) for details. (called from fragment\_cache\_store= at D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action\_controller/caching/fragments.rb:33) DEPRECATION WARNING: Inflector is deprecated! Use ActiveSupport::Inflector instead. See [Ruby on Rails — A web-app framework that includes everything needed to create database-backed web applications according to the Model-View-Controller (MVC) pattern.](http://www.rubyonrails.org/deprecation) for details. (called from D:/Projects/yfly\_fresh/config/environment.rb:16) /!\ FAILSAFE /!\ Fri Oct 03 12:33:05 +0530 2008 Status: 500 Internal Server Error No connection to server D:/pacs/ruby/lib/ruby/gems/1.8/gems/memcache-client-1.5.0/lib/memcache.rb:625:in `request_setup' D:/pacs/ruby/lib/ruby/gems/1.8/gems/memcache-client-1.5.0/lib/memcache.rb:204:in `get’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action\_controller/session/mem\_cache\_store.rb:61:in `initialize' D:/pacs/ruby/lib/ruby/1.8/cgi/session.rb:273:in `new’ D:/pacs/ruby/lib/ruby/1.8/cgi/session.rb:273:in `initialize_without_cgi_reader' D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action_controller/cgi_ext/session.rb:39:in `initialize’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action\_controller/cgi\_process.rb:132:in `new' D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action_controller/cgi_process.rb:132:in `session’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action\_controller/cgi\_process.rb:168:in `stale_session_check!' D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action_controller/cgi_process.rb:116:in `session’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action\_controller/base.rb:1139:in `assign_shortcuts_without_flash' D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action_controller/flash.rb:166:in `assign\_shortcuts’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action\_controller/base.rb:523:in `process_without_filters' D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action_controller/filters.rb:568:in `process\_without\_session\_management\_support’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action\_controller/session\_management.rb:130:in `process' D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action_controller/base.rb:389:in `process’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action\_controller/dispatcher.rb:149:in `handle_request' D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action_controller/dispatcher.rb:107:in `dispatch’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action\_controller/dispatcher.rb:104:in `synchronize' D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action_controller/dispatcher.rb:104:in `dispatch’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action\_controller/dispatcher.rb:120:in `dispatch_cgi' D:/pacs/ruby/lib/ruby/gems/1.8/gems/actionpack-2.1.1/lib/action_controller/dispatcher.rb:35:in `dispatch’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/rails-2.1.1/lib/webrick\_server.rb:112:in `handle_dispatch' D:/pacs/ruby/lib/ruby/gems/1.8/gems/rails-2.1.1/lib/webrick_server.rb:78:in `service’ D:/pacs/ruby/lib/ruby/1.8/webrick/httpserver.rb:104:in `service' D:/pacs/ruby/lib/ruby/1.8/webrick/httpserver.rb:65:in `run’ D:/pacs/ruby/lib/ruby/1.8/webrick/server.rb:173:in `start_thread' D:/pacs/ruby/lib/ruby/1.8/webrick/server.rb:162:in `start’ D:/pacs/ruby/lib/ruby/1.8/webrick/server.rb:162:in `start_thread' D:/pacs/ruby/lib/ruby/1.8/webrick/server.rb:95:in `start’ D:/pacs/ruby/lib/ruby/1.8/webrick/server.rb:92:in `each' D:/pacs/ruby/lib/ruby/1.8/webrick/server.rb:92:in `start’ D:/pacs/ruby/lib/ruby/1.8/webrick/server.rb:23:in `start' D:/pacs/ruby/lib/ruby/1.8/webrick/server.rb:82:in `start’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/rails-2.1.1/lib/webrick\_server.rb:62:in `dispatch' D:/pacs/ruby/lib/ruby/gems/1.8/gems/rails-2.1.1/lib/commands/servers/webrick.rb:66 D:/pacs/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem\_original\_require’ D:/pacs/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:27:in `require' D:/pacs/ruby/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/dependencies.rb:510:in `require’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active\_support/dependencies.rb:355:in `new_constants_in' D:/pacs/ruby/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/dependencies.rb:510:in `require’ D:/pacs/ruby/lib/ruby/gems/1.8/gems/rails-2.1.1/lib/commands/server.rb:39 D:/pacs/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:27:in `gem_original_require' D:/pacs/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `require’ ./script/server:4 -e:2:in `load’ -e:2 is memcahe-client compatible with rails-2.1.1 ? any help ? ---
**Author:** ![mokkai](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/c2a13f/32.png) [@mokkai](https://www.ruby-forum.com/u/mokkai)\ **Post date:** [December 26, 2008, 8:50pm UTC](https://www.ruby-forum.com/t/rails-1-2-3-to-2-1-1-give-memcache-client-error/150081/2 "2008-12-26T20:50:01Z")
> Status: 500 Internal Server Error > No connection to server I had the same error, but I shamefully found out my memcached daemon wasn’t running. A # memcached -u www-data solved it all. Hope this helps, Michael