# I need some help **URL:** \ **Category:** Rails\ **Created:** [January 27, 2010, 11:50am UTC](https://www.ruby-forum.com/t/i-need-some-help/182388 "2010-01-27T11:50:13Z")\ **Posts on this page:** 4\ **Page:** 1
**Author:** ![kevid](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/k/e480ec/32.png) [@kevid](https://www.ruby-forum.com/u/kevid)\ **Post date:** [January 27, 2010, 11:50am UTC](https://www.ruby-forum.com/t/i-need-some-help/182388/1 "2010-01-27T11:50:13Z")
I can’t start webrick from the command line. always have this error below. Some one help, please. C:\Users\imedia1\applica\>ruby script/server =\> Booting WEBrick =\> Rails 2.3.5 application starting on [http://0.0.0.0:3000](http://0.0.0.0:3000) =\> Call with -d to detach =\> Ctrl-C to shutdown server [2010-01-25 13:45:26] INFO WEBrick 1.3.1 [2010-01-25 13:45:26] INFO ruby 1.8.6 (2008-08-11) [i386-mswin32] [2010-01-25 13:45:26] WARN TCPServer Error: Only one usage of each socket address (protocol/network address/port) is normally permitted. - bind(2) Exiting C:/Ruby/lib/ruby/1.8/webrick/utils.rb:73:in `initialize': Only one usage of each socket address (protocol/network address/port) is normally permitted. - bind( ADDRINUSE) from C:/Ruby/lib/ruby/1.8/webrick/utils.rb:73:in `new’ from C:/Ruby/lib/ruby/1.8/webrick/utils.rb:73:in `create_listeners' from C:/Ruby/lib/ruby/1.8/webrick/utils.rb:70:in `each’ from C:/Ruby/lib/ruby/1.8/webrick/utils.rb:70:in `create_listeners' from C:/Ruby/lib/ruby/1.8/webrick/server.rb:75:in `listen’ from C:/Ruby/lib/ruby/1.8/webrick/server.rb:63:in `initialize' from C:/Ruby/lib/ruby/1.8/webrick/httpserver.rb:24:in `initialize’ from C:/Ruby/lib/ruby/gems/1.8/gems/rack-1.0.1/lib/rack/ handler/webrick.rb:10:in `new' from C:/Ruby/lib/ruby/gems/1.8/gems/rack-1.0.1/lib/rack/ handler/webrick.rb:10:in `run’ from C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.3.5/lib/commands/ server.rb:111 from C:/Ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb: 31:in `gem_original_require' from C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb: 31:in `require’ from script/server:3 ---
**Author:** ![kevid](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/k/e480ec/32.png) [@kevid](https://www.ruby-forum.com/u/kevid)\ **Post date:** [January 27, 2010, 11:53am UTC](https://www.ruby-forum.com/t/i-need-some-help/182388/2 "2010-01-27T11:53:10Z")
is IIS already installed? Regards, Pavan A. ---
**Author:** ![kevid](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/k/e480ec/32.png) [@kevid](https://www.ruby-forum.com/u/kevid)\ **Post date:** [January 27, 2010, 4:20pm UTC](https://www.ruby-forum.com/t/i-need-some-help/182388/3 "2010-01-27T16:20:42Z")
kevid wrote: > I can’t start webrick from the command line. always have this error > below. Some one help, please. > > C:\Users\imedia1\applica\>ruby script/server > =\> Booting WEBrick > =\> Rails 2.3.5 application starting on [http://0.0.0.0:3000](http://0.0.0.0:3000) > =\> Call with -d to detach > =\> Ctrl-C to shutdown server > [2010-01-25 13:45:26] INFO WEBrick 1.3.1 > [2010-01-25 13:45:26] INFO ruby 1.8.6 (2008-08-11) [i386-mswin32] > [2010-01-25 13:45:26] WARN TCPServer Error: Only one usage of each > socket address (protocol/network address/port) is normally permitted. Notice that error. It looks like something else is running on port 3000. Run Webrick on some other port. ## Best, Marnen Laibow-Koser [http://www.marnen.org](http://www.marnen.org) removed\_email\_address@domain.invalid ---
**Author:** ![kevid](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/k/e480ec/32.png) [@kevid](https://www.ruby-forum.com/u/kevid)\ **Post date:** [January 27, 2010, 5:13pm UTC](https://www.ruby-forum.com/t/i-need-some-help/182388/4 "2010-01-27T17:13:16Z")
Open a command prompt from windows and run the following command: netstat This will show you what is currently open.