Have just installed a clean ruby 1.8.5 on windows and ran: gem update --system the rdoc server fails to load the index page with an internal server error: uninitialized constant Gem::DocManager. Any ideas? Full stack trace: C:\programfiles>gem_server [2007-12-19 11:02:04] INFO WEBrick 1.3.1 [2007-12-19 11:02:04] INFO ruby 1.8.5 (2006-12-25) [i386-mswin32] [2007-12-19 11:02:04] INFO WEBrick::HTTPServer#start: pid=3128 port=8808 [2007-12-19 11:02:19] ERROR NameError: uninitialized constant Gem::DocManager c:/programfiles/ruby/bin/gem_server.bat:401 c:/programfiles/ruby/lib/ruby/site_ruby/1.8/rubygems/source_index.rb:166 :in `each' c:/programfiles/ruby/lib/ruby/site_ruby/1.8/rubygems/source_index.rb:166 :in `each' c:/programfiles/ruby/bin/gem_server.bat:374 c:/programfiles/ruby/lib/ruby/1.8/webrick/httpservlet/prochandler.rb:26: in `call' c:/programfiles/ruby/lib/ruby/1.8/webrick/httpservlet/prochandler.rb:26: in `do_GET' c:/programfiles/ruby/lib/ruby/1.8/webrick/httpservlet/abstract.rb:35:in `__send__' c:/programfiles/ruby/lib/ruby/1.8/webrick/httpservlet/abstract.rb:35:in `service' c:/programfiles/ruby/lib/ruby/1.8/webrick/httpserver.rb:104:in `service' c:/programfiles/ruby/lib/ruby/1.8/webrick/httpserver.rb:65:in `run' c:/programfiles/ruby/lib/ruby/1.8/webrick/server.rb:173:in `start_thread ' c:/programfiles/ruby/lib/ruby/1.8/webrick/server.rb:162:in `start' c:/programfiles/ruby/lib/ruby/1.8/webrick/server.rb:162:in `start_thread ' c:/programfiles/ruby/lib/ruby/1.8/webrick/server.rb:95:in `start' c:/programfiles/ruby/lib/ruby/1.8/webrick/server.rb:92:in `each' c:/programfiles/ruby/lib/ruby/1.8/webrick/server.rb:92:in `start' c:/programfiles/ruby/lib/ruby/1.8/webrick/server.rb:23:in `start' c:/programfiles/ruby/lib/ruby/1.8/webrick/server.rb:82:in `start' c:/programfiles/ruby/bin/gem_server.bat:441 127.0.0.1 - - [19/Dec/2007:11:02:19 GMT Standard Time] "GET / HTTP/1.1" 500 318 -- Posted via http://www.ruby-forum.com/.