i've run update and update system... now, when i run script/server I get this output:
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/opt/local/lib/ruby/site_ruby/1.8/rubygems.rb:777:in `report_activate_error': RubyGem version error: rack(1.0.0 not ~> 1.0.1) (Gem::LoadError) from /opt/local/lib/ruby/site_ruby/1.8/rubygems.rb:211:in `activate' from /opt/local/lib/ruby/site_ruby/1.8/rubygems.rb:1056:in `gem' from /opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/ action_controller.rb:34 from /opt/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb: 31:in `gem_original_require' from /opt/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb: 31:in `require' from /opt/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/ active_support/dependencies.rb:156:in `require' from /opt/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/ active_support/dependencies.rb:521:in `new_constants_in' from /opt/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/ active_support/dependencies.rb:156:in `require' from /opt/local/lib/ruby/gems/1.8/gems/rails-2.3.5/lib/commands/ server.rb:2 from /opt/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb: 31:in `gem_original_require' from /opt/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb: 31:in `require'
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any thoughts?
TIA,
J