C:\rubyclr\Samples\GoogleCalc>calc.rb
c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in gem_original_re quire': no such file to load -- rubyclr (LoadError) from c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:inre
quire’
from C:/rubyclr/Samples/GoogleCalc/calc.rb:3
C:\rubyclr\Samples\GoogleCalc>calc.rb
c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in gem_original_re quire': no such file to load -- rubyclr (LoadError) from c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in re
quire’
from C:/rubyclr/Samples/GoogleCalc/calc.rb:3
Just a blind guess: Aren’t you mixing two ruby versions? c ruby and .net
ruby?
In that case, fix your paths.