Some coworkers today reported this situation on windows, haven't tried to reproduce:
1. upgrade to rubygems 1.2.0 2. try to install a gem, get error: 'invalid gem format for whatever.gem' 3. manually delete the gem from <gem_home>/cache, and install then works Gems were Selenium gem, and activesupport-2.1.0 _______________________________________________ Rubygems-developers mailing list Rubygems-developers@rubyforge.org http://rubyforge.org/mailman/listinfo/rubygems-developers