From: DG Date: 2009-07-14T18:35:15+09:00 Subject: can't install ruby-prof 0.7.0 or superior on windows I found windows users of 0.7.3 here but I still can't instal >=0.7.0 0.6 is fine but doesn't have the pause functionnality. What did you do to avoid the error see at bottom. I don't have space in the path and the google links didn't gave real hint. how do you use say: http://github.com/tmm1/ruby-prof/tree/master thanks. Didier error -- Building native extensions. This could take a while... ERROR: While executing gem ... (RuntimeError) Error instaling ruby-prof-0.7.1-x86-mswin32-60.gem: ERROR: Failed to build gem native extension. rake RUBYARCHDIR=c:/ruby/lib/ruby/gems/1.8/gems/ruby-prof-0.7.1-x86-mswin32-6 0/l ib RUBYLIBDIR=c:/ruby/lib/ruby/gems/1.8/gems/ruby-prof-0.7.1-x86-mswin32-60 /lib extension 'rake' n'est pas reconnu en tant que commande interne ou externe, un programme ex�cutable ou un fichier de commandes.