Hello all. After building today from trunk, ran into this: $ ~/installs/ruby_trunk_installed/bin/ruby yo.rb /home/rdp/installs/ruby_trunk_installed/lib/ruby/site_ruby/1.9.1/rubygems.rb:1088:in `<top (required)>': cannot load such file -- rbconfig/obsolete.rb (LoadError) from <internal:gem_prelude>:1:in `require' from <internal:gem_prelude>:1:in `<compiled>' $ ~/installs/ruby_trunk_installed/bin/ruby -v ruby 1.9.4dev (2011-10-06 trunk 33412) [x86_64-linux] Any ideas there? Thanks! -roger-