システムを ubuntu 11.04 から 11.10 に更新したところ... 驚きです! 今、私がwatirを使おうとすると、
require 'rubygems'
require 'watir-webdriver'
このエラーが発生します
require 'watir-webdriver'
Invalid gemspec in [/var/lib/gems/1.8/specifications/json_pure-1.6.1.gemspec]:
invalid date format in specification: "2011-09-18 00:00:00.000000000Z"
Invalid gemspec in [/var/lib/gems/1.8/specifications/watir-webdriver-0.3.5.gemspec]:
invalid date format in specification: "2011-10-05 00:00:00.000000000Z"
LoadError: no such file to load -- watir-webdriver
from /usr/lib/ruby/vendor_ruby/1.8/rubygems/custom_require.rb:36:in `gem_original_require'
from /usr/lib/ruby/vendor_ruby/1.8/rubygems/custom_require.rb:36:in `require'
from (irb):3
from /usr/lib/ruby/1.8/x86_64-linux/rbconfig.rb:22
再び機能させるにはどうすればよいですか?