Hello. test/yaml/test_yaml.rb reports an error. E:\ruby-cvs\ruby>.\ruby runruby.rb --ext=".ext" -- bin\testrb test/yaml Loaded suite yaml Started ........E.............................................. Finished in 0.991 seconds. 1) Error: test_range_cycle(YAML_Unit_Tests): ArgumentError: parse error on line 0, col 24: `--- !ruby/range '"'"..."."'' E:/ruby-cvs/ruby/lib/yaml.rb:119:in `load' E:/ruby-cvs/ruby/lib/yaml.rb:119:in `load' E:/ruby-cvs/ruby/test/yaml/test_yaml.rb:37:in `assert_cycle' E:/ruby-cvs/ruby/test/yaml/test_yaml.rb:1226:in `test_range_cycle' 55 tests, 199 assertions, 0 failures, 1 errors This error appears in both HEAD and ruby_1_8 branch. Thank you.