From: Igor Pirnovar Date: 2013-04-15T01:46:48+09:00 Subject: Re: Sending signal to win process I can confirm that this works on Linux. Perhaps your test2.rb exits before test.rb starts. Try increasing the sleep time in test.rb to 5 seconds. That should be plenty, and if you get the same result as before, perhaps there's a problem with this on Windows! Regards, igor -- Posted via http://www.ruby-forum.com/.