From: Michel Demazure Date: 2009-11-23T18:51:50+09:00 Subject: Re: Rspec windows gem not running on 1.9 ? Michel Demazure wrote: Sorry, the bug comes from the json gem I use in my project F:\Ruby19\bin>irb irb(main):001:0> puts RUBY_VERSION 1.9.1 => nil irb(main):002:0> require 'json' [BUG] cross-thread violation on rb_gc() ruby 1.8.6 (2009-08-04) [i386-mingw32] This application has requested the Runtime to terminate it in an unusual way. Please contact the application's support team for more information. So, same question for 'json'. How to get a correct one ? -- Posted via http://www.ruby-forum.com/.