From: ts Date: 2005-10-22T19:12:56+09:00 Subject: Re: [ ruby-Bugs-2696 ] strange crash with require on 1.8.3 x86_64 linux >>>>> "n" == noreply writes: n> irb(main):002:0> require "time" n> /usr/lib/ruby/1.8/date/format.rb:598: [BUG] unknown node type 0 n> ruby 1.8.3 (2005-06-23) [x86_64-linux] It's a well known problem. You have 2 possibilities : * if your version of bison is < 2 (bison --version) : remove parse.c and recompile ruby * otherwise : retrieve ftp://ftp.ruby-lang.org/pub/ruby/stable-snapshot.tar.gz and re-install ruby Guy Decoux